Cooperative Patent Classification


Version: 2017.08
CPC
COOPERATIVE PATENT CLASSIFICATION
B31B
MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER (making wound articles, e.g. wound tubes, B31C; combined making and filling B65B) [2017-08]
NOTE

  • In this subclass, the following terms or expressions are used with the meaning indicated:
    • "rigid or semi-rigid containers" includes:
      • containers not deformed by, or not taking-up the shape of, their contents;
      • containers adapted to be temporarily deformed to expel their contents;
      • pallets;
      • trays;
    • "flexible containers" includes:
      • containers deformed by, or taking-up the shape of, their contents;
      • containers adapted to be permanently deformed to expel their contents.
B31B 50/00
Making rigid or semi-rigid containers, e.g. boxes or cartons [2017-08]
NOTE

WARNING

B31B 50/001
.
{Shaping, other than by folding, sheet material under pressure} [2017-08]
B31B 50/0012
. .
{using punches or dies} [2017-08]
B31B 50/0014
. .
{Modifying the shape of tubular boxes or of paper bottle necks} [2017-08]
B31B 50/002
.
{Prebreaking} [2017-08]
B31B 50/003
.
{Straightening the side walls of boxes; Squaring collapsed folded box blanks; Deforming boxes} [2017-08]
B31B 50/004
.
{Closing boxes} [2017-08]
B31B 50/0042
. .
{the boxes having their opening facing in horizontal direction} [2017-08]
B31B 50/0044
. .
{the boxes having their opening facing upwardly} [2017-08]
B31B 50/0045
. .
{the boxes being cylindrical} [2017-08]
B31B 50/005
.
{involving a particular layout of the machinery or relative arrangement of its subunits} [2017-08]
B31B 50/006
.
{Controlling; Regulating; Measuring; Improving safety} [2017-08]
B31B 50/02
.
Feeding or positioning sheets, blanks or webs [2017-08]
WARNING

  • Group B31B 50/02 is impacted by reclassification into groups B31B 50/022 - B31B 50/12.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/022
. .
{Holders for feeding or positioning blanks or webs} [2017-08]
WARNING

  • Groups B31B 50/022 - B31B 50/12 are incomplete pending reclassification of documents from group B31B 50/02.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/024
. . .
{Rotating holders, e.g. star wheels, drums} [2017-08]
B31B 50/04
. .
Feeding sheets or blanks [2017-08]
B31B 50/042
. . .
{using rolls, belts or chains} [2017-08]
B31B 50/044
. . .
{involving aligning} [2017-08]
B31B 50/046
. . .
{involving changing orientation or changing direction of transport} [2017-08]
B31B 50/06
. . .
from stacks [2017-08]
WARNING

  • Group B31B 50/06 is incomplete pending reclassification of documents from group B31B 50/02.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/062
. . . .
{from the underside of a magazine} [2017-08]
B31B 50/064
. . . . .
{by being moved in the plane they are lying in} [2017-08]
B31B 50/066
. . . .
{from above a magazine} [2017-08]
B31B 50/07
. . .
by air pressure or suction [2017-08]
WARNING

B31B 50/10
. .
Feeding or positioning webs [2017-08]
B31B 50/102
. . .
{using rolls, belts or chains} [2017-08]
B31B 50/104
. . .
{involving aligning} [2017-08]
B31B 50/106
. . .
{involving changing orientation or changing direction of transport} [2017-08]
B31B 50/12
. . .
by air pressure or suction [2017-08]
WARNING

B31B 50/14
.
Cutting, e.g. perforating, punching, slitting or trimming (cutting window openings B31B 50/83) [2017-08]
WARNING

B31B 50/142
. .
{using presses or dies} [2017-08]
WARNING

  • Groups B31B 50/142 - B31B 50/22 are incomplete pending reclassification of documents from group B31B 50/14.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/144
. .
{using tools mounted on belts or chains} [2017-08]
B31B 50/146
. .
{using tools mounted on a drum} [2017-08]
B31B 50/16
. .
Cutting webs [2017-08]
WARNING

B31B 50/18
. . .
longitudinally [2017-08]
WARNING

  • Group B31B 50/18 is incomplete pending reclassification of documents from groups B31B 50/14 and B31B 50/16.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/20
. .
Cutting sheets or blanks [2017-08]
WARNING

B31B 50/22
. . .
Notching; Trimming edges of flaps [2017-08]
B31B 50/25
.
Surface scoring [2017-08]
B31B 50/252
. .
{using presses or dies} [2017-08]
B31B 50/254
. .
{using tools mounted on belts or chains} [2017-08]
B31B 50/256
. .
{using tools mounted on a drum} [2017-08]
B31B 50/26
.
Folding sheets, blanks or webs [2017-08]
WARNING

  • Group B31B 50/26 is impacted by reclassification into groups B31B 50/262 - B31B 50/585.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/262
. .
{involving folding, leading, or trailing flaps of blanks} [2017-08]
WARNING

B31B 50/28
. .
around mandrels, e.g. for forming bottoms [2017-08]
WARNING

  • Groups B31B 50/28 - B31B 50/34 are incomplete pending reclassification of documents from group B31B 50/26.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/282
. . .
{involving stripping-off formed boxes from mandrels} [2017-08]
B31B 50/30
. . .
the mandrels moving [2017-08]
B31B 50/32
. . . .
in circular paths [2017-08]
B31B 50/322
. . . . .
{the mandrels extending radially from the periphery of a drum} [2017-08]
B31B 50/324
. . . . .
{the mandrels being parallel to the axis of a drum} [2017-08]
B31B 50/326
. . . . .
{the mandrels extending tangentially to the periphery of a drum} [2017-08]
B31B 50/34
. . . .
about their own axes [2017-08]
B31B 50/36
. .
by continuously feeding the sheets, blanks or webs to stationary members, e.g. plates, ploughs or cores [2017-08]
WARNING

B31B 50/38
. . .
the members being forming-tubes [2017-08]
WARNING

B31B 50/40
. . . .
acting internally [2017-08]
B31B 50/42
. . . .
acting externally [2017-08]
B31B 50/44
. .
by plungers moving through folding dies [2017-08]
WARNING

B31B 50/442
. . .
{having several cooperating plungers and dies fitted on a rotating table or on moving chains} [2017-08]
WARNING

B31B 50/444
. . .
{having several plungers moving in a closed path and cooperating with stationary folding dies} [2017-08]
B31B 50/46
. . .
and interconnecting side walls [2017-08]
WARNING

B31B 50/48
. . . .
by folding or tucking in locking flaps [2017-08]
WARNING

B31B 50/50
. . . . .
by interengaging tongues and slots [2017-08]
B31B 50/52
. .
by reciprocating or oscillating members, e.g. fingers (by plungers moving through folding dies B31B 50/44) [2017-08]
WARNING

B31B 50/54
. . .
operating on moving material [2017-08]
WARNING

B31B 50/56
. .
by rotary members co-operating with blades [2017-08]
WARNING

B31B 50/58
. .
by moving endless belts {or chains} [2017-08]
B31B 50/585
. .
by air jets [2017-08]
B31B 50/59
.
Shaping sheet material under pressure (by folding B31B 50/26; embossing B31B 50/88) [2017-08]
WARNING

B31B 50/60
.
Uniting opposed surfaces or edges; Taping [2017-08]
WARNING

  • Group B31B 50/60 is impacted by reclassification into groups B31B 50/61 - B31B 50/734.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/61
. .
{Uniting opposed edges by injecting thermoplastic material} [2017-08]
WARNING

B31B 50/62
. .
by adhesives [2017-08]
WARNING

B31B 50/622
. . .
{Applying glue on already formed boxes} [2017-08]
B31B 50/624
. . .
{Applying glue on blanks} [2017-08]
B31B 50/626
. . .
{Arrangements for permitting the glue to set} [2017-08]
B31B 50/64
. .
by applying heat or pressure, e.g. by welding (to unite areas where adhesives are applied B31B 50/62) [2017-08]
WARNING

B31B 50/642
. . .
{using sealing jaws or sealing dies} [2017-08]
WARNING

  • Groups B31B 50/642 - B31B 50/649 are incomplete pending reclassification of documents from groups B31B 50/60.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/644
. . .
{Making seals parallel to the direction of movement, i.e. longitudinal sealing} [2017-08]
B31B 50/645
. . .
{Making seals transversally to the direction of movement} [2017-08]
B31B 50/648
. . .
{using tools mounted on belts or chains} [2017-08]
B31B 50/649
. . .
{using tools mounted on a drum} [2017-08]
B31B 50/66
. . .
by high-frequency electric heating [2017-08]
WARNING

B31B 50/68
. .
by stitching, stapling or riveting [2017-08]
WARNING

  • Groups B31B 50/68 - B31B 50/70 are incomplete pending reclassification of documents from groups B31B 50/60.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/682
. . .
{for closing the bottom flaps of boxes, or for securing bottoms or caps to box bodies} [2017-08]
B31B 50/684
. . .
{for joining the overlapping edges of collapsed blanks to form tubular blanks} [2017-08]
B31B 50/686
. . .
{for attaching hinged covers to boxes} [2017-08]
B31B 50/70
. . .
by corner stapling [2017-08]
B31B 50/72
. .
by applying and securing strips or sheets [2017-08]
WARNING

  • Groups B31B 50/72 - B31B 50/726 are incomplete pending reclassification of documents from groups B31B 50/60.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/722
. . .
{on already formed boxes} [2017-08]
B31B 50/724
. . . .
{Applying tapes on the corners of set-up boxes, e.g. involving setting-up} [2017-08]
B31B 50/726
. . .
{for uniting meeting edges of collapsed boxes} [2017-08]
B31B 50/73
. .
by mechanically interlocking integral parts, e.g. by tongues and slots (interconnecting side walls during folding by plungers moving through folding dies B31B 50/46) [2017-08]
B31B 50/732
. . .
{by folding or tucking-in locking flaps} [2017-08]
B31B 50/734
. . . .
{interengaging tongues and slots} [2017-08]
WARNING

  • Groups B31B 50/73 - B31B 50/734 are incomplete pending reclassification of documents from groups B31B 50/60.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/74
.
Auxiliary operations [2017-08]
WARNING

  • Group B31B 50/74 is impacted by reclassification into groups B31B 50/741 - B31B 50/98.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/741
. .
{Moistening; Drying; Cooling; Heating; Sterilizing} [2017-08]
WARNING

B31B 50/742
. .
{Coating; Impregnating; Waterproofing; Decoating} [2017-08]
WARNING

  • Groups B31B 50/742 - B31B 50/756 are incomplete pending reclassification of documents from group B31B 50/74.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/743
. . .
{Coating or impregnating edges or corners} [2017-08]
B31B 50/745
. . .
{Coating or impregnating formed boxes} [2017-08]
B31B 50/747
. . .
{Coating or impregnating blanks or webs} [2017-08]
B31B 50/75
. . .
{by immersing in a bath} [2017-08]
B31B 50/753
. . .
{by spraying} [2017-08]
B31B 50/756
. . . .
{only the interior of the boxes} [2017-08]
B31B 50/76
. .
Opening and distending flattened articles [2017-08]
WARNING

B31B 50/78
. . .
Mechanically [2017-08]
B31B 50/782
. . . .
{by pushing the opposite ends of collapsed blanks towards each other} [2017-08]
B31B 50/784
. . . .
{for setting up boxes having their opening facing upwardly} [2017-08]
B31B 50/786
. . . .
{by introducing opening fingers in the collapsed blanks} [2017-08]
B31B 50/787
. . . . .
{Rotating fingers; Two or more fingers moving relatively to each other} [2017-08]
B31B 50/788
. . . .
{by introducing the blanks into undeformable holders, e.g. on a drum or on chains} [2017-08]
B31B 50/80
. . .
Pneumatically [2017-08]
B31B 50/802
. . . .
{for setting-up boxes having their opening facing upwardly} [2017-08]
B31B 50/804
. . . .
{using two or more suction devices on a rotating element} [2017-08]
B31B 50/81
. .
Forming or attaching accessories, e.g. opening devices, closures or tear strings [2017-08]
WARNING

  • Group B31B 50/81 is incomplete pending reclassification of documents from B31B 50/74.
    Group B31B 50/81 is also impacted by reclassification into groups B31B 50/84 and B31B 50/85.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/811
. . .
{Applying strips, strings, laces or ornamental edgings to formed boxes} [2017-08]
WARNING

  • Groups B31B 50/811-B31B 50/8144 are incomplete pending reclassification of documents from group B31B 50/74.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/812
. . .
{Applying tabs, patches, strips or strings on blanks or webs} [2017-08]
B31B 50/8121
. . . .
{Applying tabs on corners of box blanks} [2017-08]
B31B 50/8122
. . . .
{Applying patches} [2017-08]
B31B 50/8123
. . . . .
{the blanks remaining stationary during application of the patches} [2017-08]
B31B 50/8124
. . . . .
{the patches being taken out of a magazine} [2017-08]
B31B 50/8125
. . . .
{Applying strips or strings, e.g. tear strips or strings} [2017-08]
B31B 50/8126
. . . . .
{parallel to the direction of movement of the webs or the blanks} [2017-08]
B31B 50/8127
. . . . .
{perpendicular to the direction of movement of the webs or the blanks} [2017-08]
B31B 50/8128
. . . . .
{the webs or blanks remaining stationary during application of the strips or strings} [2017-08]
B31B 50/8129
. . . . .
{the webs or blanks moving during application of the strips or strings} [2017-08]
B31B 50/813
. . . . .
{obliquely to the direction of movement of the webs or blanks or in an irregular path} [2017-08]
B31B 50/814
. . .
{Applying closure elements to blanks, webs or boxes} [2017-08]
B31B 50/8142
. . . .
{Applying button-and-string or washer like closure elements} [2017-08]
B31B 50/8144
. . . .
{Applying hook-and-loop-type fasteners} [2017-08]
B31B 50/82
. . .
Forming or attaching windows [2017-08]
WARNING

  • Group B31B 50/82 is incomplete pending reclassification of documents from B31B 50/74.
    Group B31B 50/82 is also impacted by reclassification into group B31B 50/83.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/83
. . . .
Cutting window openings [2017-08]
WARNING

  • Group B31B 50/83 is incomplete pending reclassification of documents from groups B31B 50/74 and B31B 50/82.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 50/84
. . .
Forming or attaching means for filling or dispensing contents, e.g. valves or spouts [2017-08]
WARNING

  • Group B31B 50/84 is incomplete pending reclassification of documents from groups B31B 50/74 and B31B 50/81.
    Group B31B 50/84 is also impacted by reclassification into groups B31B 50/85.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/85
. . . .
Applying patches or flexible valve inserts, e.g. applying film-like valves [2017-08]
WARNING

B31B 50/86
. . .
Forming integral handles; Attaching separate handles [2017-08]
WARNING

  • Groups B31B 50/86 - B31B 50/98 are incomplete pending reclassification of documents from group B31B 50/74.
    All groups listed in this Warning should be considered in order to perform a complete search.
B31B 50/87
. . . .
{Fitting separate handles on boxes, e.g. on drinking cups} [2017-08]
B31B 50/88
. .
Printing; Embossing [2017-08]
B31B 50/92
. .
Delivering [2017-08]
B31B 50/94
. . .
singly or in succession [2017-08]
B31B 50/96
. . . .
in an overlapping arrangement [2017-08]
B31B 50/98
. . .
in stacks or bundles [2017-08]
B31B 50/99
.
using hand tools [2017-08]
WARNING

  • Group B31B 50/99 is incomplete pending reclassification of documents from group B31B 2247/00.
    Group B31B 50/99 is also impacted by reclassification into group B31B 70/99.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/00
Making flexible containers, e.g. envelopes or bags [2017-08]
NOTES

  • Processes or apparatus for making both flexible containers and rigid or semi-rigid containers are classified in group B31B 50/00.
  • In this group, it is desirable to add the indexing codes of groups B31B 2150/00 - B31B 2170/00.
B31B 70/001
.
{Shaping, other than by folding, sheet material under pressure} [2017-08]
B31B 70/002
. .
{using punches or dies} [2017-08]
B31B 70/003
.
{Opening or distending bags} [2017-08]
B31B 70/004
.
{Closing bags} [2017-08]
B31B 70/005
.
{involving a particular layout of the machinery or relative arrangement of its subunits} [2017-08]
B31B 70/006
.
{Controlling; Regulating; Measuring; Safety measures} [2017-08]
B31B 70/008
.
{Stiffening or reinforcing (B31B 70/876 takes precedence)} [2017-08]
WARNING

B31B 70/02
.
Feeding or positioning sheets, blanks or webs [2017-08]
B31B 70/022
. .
{Holders for feeding or positioning sheets or webs} [2017-08]
B31B 70/024
. . .
{Rotating holders, e.g. star wheels, drums} [2017-08]
B31B 70/04
. .
Feeding sheets or blanks [2017-08]
B31B 70/10
. .
Feeding or positioning webs [2017-08]
B31B 70/14
.
Cutting, e.g. perforating, punching, slitting or trimming (cutting window openings B31B 70/83) [2017-08]
WARNING

B31B 70/142
. .
{using presses or dies} [2017-08]
B31B 70/144
. .
{using tools mounted on belts or chains} [2017-08]
B31B 70/146
. .
{using tools mounted on a drum} [2017-08]
B31B 70/148
. .
{Cutting-out portions from the sides of webs or sheets} [2017-08]
B31B 70/16
. .
Cutting webs [2017-08]
B31B 70/18
. . .
longitudinally [2017-08]
B31B 70/20
. .
Cutting sheets or blanks [2017-08]
B31B 70/25
.
{Surface scoring} [2017-08]
B31B 70/252
. .
{using presses or dies} [2017-08]
B31B 70/254
. .
{using tools mounted on belts or chains} [2017-08]
B31B 70/256
. .
{using tools mounted on a drum} [2017-08]
B31B 70/26
.
Folding sheets, blanks or webs [2017-08]
B31B 70/261
. .
{involving transversely folding, i.e. along a line perpendicular to the direction of movement} [2017-08]
B31B 70/262
. .
{involving longitudinally folding, i.e. along a line parallel to the direction of movement} [2017-08]
B31B 70/266
. . .
{involving gusset-forming} [2017-08]
B31B 70/28
. .
{around mandrels} [2017-08]
B31B 70/30
. . .
{Moving mandrels} [2017-08]
B31B 70/36
. .
by continuously feeding them to stationary members, e.g. plates, ploughs or cores [2017-08]
B31B 70/44
. .
{by plungers moving through folding dies} [2017-08]
B31B 70/52
. .
by reciprocating or oscillating members other than plungers and dies, e.g. by fingers [2017-08]
B31B 70/56
. .
{by rotary members co-operating with blades} [2017-08]
B31B 70/58
. .
{by moving belts or chains} [2017-08]
B31B 70/60
.
Uniting opposed surfaces or edges; Taping [2017-08]
WARNING

  • Group B31B 70/60 is impacted by reclassification into groups B31B 70/61 - B31B 70/68.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/61
. .
{by applying or securing strips or tape} [2017-08]
WARNING

  • Groups B31B 70/61- B31B 70/68 are incomplete pending reclassification of documents from group B31B 70/60.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/62
. .
by adhesives [2017-08]
B31B 70/626
. . .
{Arrangements for permitting the glue to set} [2017-08]
B31B 70/628
. . .
{Applying glue on moving webs to form tubular webs} [2017-08]
B31B 70/64
. .
by applying heat or pressure (to unite areas where adhesives are applied B31B 70/62) [2017-08]
B31B 70/642
. . .
{using sealing jaws or sealing dies} [2017-08]
B31B 70/643
. . .
{on piled sheets, e.g. sealing bags arranged in a pile} [2017-08]
B31B 70/644
. . .
{Making seals parallel to the direction of movement, i.e. longitudinal sealing} [2017-08]
B31B 70/645
. . .
{Making seals transversally to the direction of movement} [2017-08]
B31B 70/648
. . .
{using tools mounted on belts or chains} [2017-08]
B31B 70/649
. . .
{using tools mounted on a drum} [2017-08]
B31B 70/66
. . .
by high-frequency electric heating [2017-08]
B31B 70/68
. .
by stitching, stapling or riveting [2017-08]
B31B 70/74
.
Auxiliary operations [2017-08]
WARNING

  • Group B31B 70/74 is impacted by reclassification into groups B31B 70/76 - B31B 70/988.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/76
. .
{Moistening; Drying; Cooling; Heating} [2017-08]
WARNING

B31B 70/79
. .
{Coating; Impregnating; Waterproofing; Decoating} [2017-08]
WARNING

B31B 70/81
. .
Forming or attaching accessories, e.g. opening devices, closures or tear strings [2017-08]
WARNING

  • Groups B31B 70/81- B31B 70/8137 are incomplete pending reclassification of documents from group B31B 70/74.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/812
. . .
{Applying patches, strips or strings on sheets or webs} [2017-08]
B31B 70/8122
. . . .
{Applying patches} [2017-08]
B31B 70/8123
. . . .
{Applying strips} [2017-08]
B31B 70/813
. . .
{Applying closures} [2017-08]
B31B 70/8131
. . . .
{Making bags having interengaging closure elements} [2017-08]
B31B 70/8132
. . . . .
{Applying the closure elements in the machine direction} [2017-08]
B31B 70/8133
. . . . .
{Applying the closure elements in the cross direction} [2017-08]
B31B 70/8134
. . . .
{Applying strings; Making string-closed bags} [2017-08]
B31B 70/8135
. . . . .
{the strings being applied in the machine direction} [2017-08]
B31B 70/8136
. . . . .
{the strings being applied in the cross direction} [2017-08]
B31B 70/8137
. . . . .
{the ends of the strings being attached to the side edges of the bags} [2017-08]
B31B 70/82
. . .
Forming or attaching windows [2017-08]
WARNING

B31B 70/822
. . . .
{by making paper transparent or translucent; by applying transparent melt} [2017-08]
WARNING

B31B 70/826
. . . .
{involving applying window patches} [2017-08]
B31B 70/83
. . . .
Cutting window openings [2017-08]
WARNING

B31B 70/84
. . .
Forming or attaching means for filling or dispensing contents, e.g. valves or spouts [2017-08]
WARNING

B31B 70/844
. . . .
{Applying rigid valves, spouts, or filling tubes} [2017-08]
WARNING

B31B 70/85
. . . .
Applying patches or flexible valve inserts, e.g. applying film-like valves [2017-08]
B31B 70/853
. . . . .
{Applying valve inserts on tubular webs, e.g. from the inside} [2017-08]
B31B 70/855
. . . .
Forming valves integral with the containers [2017-08]
B31B 70/857
. . . . .
{by deforming the bag, e.g. stretching} [2017-08]
B31B 70/859
. . . . .
{involving turning the bags inside out} [2017-08]
B31B 70/86
. .
Forming integral handles or mounting separate handles [2017-08]
WARNING

  • Groups B31B 70/86 - B31B 70/874 are incomplete pending reclassification of documents from group B31B 70/74.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/864
. . .
{Mounting separate handles on bags, sheets or webs} [2017-08]
B31B 70/866
. . . .
{Applying handles on a moving web followed by longitudinal folding} [2017-08]
B31B 70/868
. . . .
{Applying handles on a moving web followed by transverse folding} [2017-08]
B31B 70/87
. . . .
{Applying handles on one side of a moving longitudinally folded web, e.g. after cutting a tubular web longitudinally; Applying handles on both sides of a moving web and folding this web longitudinally afterwards} [2017-08]
B31B 70/872
. . .
{Forming integral handles on bags} [2017-08]
B31B 70/874
. . .
{involving punching or cutting} [2017-08]
B31B 70/876
. . .
{involving application of reinforcement strips or patches; involving reinforcements obtained by folding} [2017-08]
WARNING

  • Group B31B 70/876 is incomplete pending reclassification of documents from groups B31B 70/008 and B31B 70/74.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/88
. .
Printing; Embossing [2017-08]
WARNING

  • Groups B31B 70/88 - B31B 70/988 are incomplete pending reclassification of documents from group B31B 70/74.
    All groups listed in this warning should be considered in order to perform a complete search.
B31B 70/92
. .
Delivering [2017-08]
B31B 70/94
. . .
singly or in succession [2017-08]
B31B 70/942
. . . .
{by winding up} [2017-08]
B31B 70/946
. . . .
{the bags being interconnected} [2017-08]
B31B 70/96
. . . .
in an overlapping arrangement [2017-08]
B31B 70/98
. . .
in stacks or bundles [2017-08]
B31B 70/982
. . . .
{involving folding of the bags} [2017-08]
B31B 70/984
. . . .
{Stacking bags on wicket pins} [2017-08]
B31B 70/986
. . . .
{Stacking bags by means of a rotary stacking drum} [2017-08]
B31B 70/988
. . . .
{Assembling or block-forming of bags; Loading bags on a mandrel} [2017-08]
B31B 70/99
.
using hand tools [2017-08]
WARNING

Indexing scheme associated with group B31B 50/00, relating to making of rigid or semi-rigid containers [2017-08]
B31B 2100/00
Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs [2017-08]
WARNING

B31B 2100/002
.
{characterised by the shape of the blank from which they are formed} [2017-08]
WARNING

B31B 2100/0022
. .
{made from tubular webs or blanks, including by tube or bottom forming operations} [2017-08]
B31B 2100/0024
. .
{having all side walls attached to the bottom} [2017-08]
B31B 2100/0026
. .
{having two opposite first side walls attached to the bottom and the other side walls being attached to the first side walls} [2017-08]
B31B 2100/0028
. .
{made by first folding a sheet to a U-shape, constituting the bottom and two first side walls, after which the two other side walls are formed from these first side walls} [2017-08]
B31B 2105/00
Rigid or semi-rigid containers made by assembling separate sheets, blanks or webs [2017-08]
WARNING

B31B 2105/001
.
{made from laminated webs, e.g. including laminating the webs} [2017-08]
WARNING

B31B 2105/002
.
{Making boxes characterised by the shape of the blanks from which they are formed} [2017-08]
B31B 2105/0022
. .
{Making boxes from tubular webs or blanks, e.g. with separate bottoms, including tube or bottom forming operations} [2017-08]
B31B 2105/0024
. .
{Making boxes having all side walls attached to the bottom} [2017-08]
B31B 2105/0025
. .
{Making boxes by uniting two U-shaped blanks} [2017-08]
B31B 2105/0027
. .
{Making boxes from blanks consisting of side wall panels integral with a bottom panel and additional side wall panels} [2017-08]
B31B 2110/00
Shape of rigid or semi-rigid containers [2017-08]
WARNING

B31B 2110/10
.
having a cross section of varying size or shape, e.g. conical or pyramidal [2017-08]
WARNING

  • Groups B31B 2110/10 - B31B 2110/40 are incomplete pending reclassification of documents from group B31B 2110/00.
    All groups mentioned should be considered in order to perform a complete search.
B31B 2110/20
.
having a curved cross section, e.g. circular [2017-08]
B31B 2110/30
.
having a polygonal cross section [2017-08]
B31B 2110/35
. .
rectangular, e.g. square [2017-08]
B31B 2110/40
.
without sidewalls [2017-08]
B31B 2120/00
Construction of rigid or semi-rigid containers [2017-08]
WARNING

B31B 2120/002
.
{having contracted or rolled necks, having shoulders} [2017-08]
WARNING

B31B 2120/004
.
{the bottom of which includes a rim projecting at the edges} [2017-08]
B31B 2120/10
.
provided with covers, e.g. lids [2017-08]
B31B 2120/102
. .
{with a hinged cover} [2017-08]
B31B 2120/20
.
provided with two or more compartments [2017-08]
B31B 2120/25
. .
formed by partitions or like inserts not integral with walls [2017-08]
B31B 2120/30
.
collapsible; temporarily collapsed during manufacturing [2017-08]
B31B 2120/302
. .
{collapsible into a flat condition} [2017-08]
B31B 2120/40
.
lined or internally reinforced [2017-08]
B31B 2120/402
. .
{by applying a liner to already made boxes, e.g. opening or distending of the liner or the box} [2017-08]
B31B 2120/404
. . .
{using vacuum or pressure means to force the liner against the wall} [2017-08]
B31B 2120/406
. . .
{the lining material being a plunger, a web, a sheet or a bag to be forced into the box, e.g. by using heat} [2017-08]
B31B 2120/407
. . .
{involving forming of the liner before inserting} [2017-08]
B31B 2120/408
. .
{by folding a sheet or blank around an inner tubular liner} [2017-08]
B31B 2120/50
.
covered or externally reinforced [2017-08]
B31B 2120/501
. .
{by applying wrapping material only on the side wall part of a box} [2017-08]
B31B 2120/502
.
{having integral corner posts or reinforcements} [2017-08]
B31B 2120/60
.
of drawer-and-shell type [2017-08]
B31B 2120/70
.
having corrugated or pleated walls [2017-08]
Indexing scheme associated with group B31B 70/00, relating to making of flexible containers [2017-08]
B31B 2150/00
Flexible containers made from sheets or blanks, e.g. from flattened tubes [2017-08]
WARNING

B31B 2150/001
.
{with square or cross bottom} [2017-08]
WARNING

B31B 2150/0012
. .
{having their openings facing in the direction of movement} [2017-08]
B31B 2150/0014
. .
{having their openings facing transversally to the direction of movement} [2017-08]
B31B 2150/0016
. .
{made from already formed bags} [2017-08]
B31B 2150/002
.
{by joining superimposed sheets, e.g. with separate bottom sheets} [2017-08]
B31B 2150/003
.
{made from tubular sheets} [2017-08]
B31B 2150/10
.
the longitudinal axes of the containers being parallel to the direction in which the sheets or blanks are fed [2017-08]
B31B 2150/20
.
the longitudinal axes of the containers being perpendicular to the direction in which the sheets or blanks are fed [2017-08]
B31B 2155/00
Flexible containers made from webs [2017-08]
WARNING

B31B 2155/001
.
{by folding webs longitudinally} [2017-08]
WARNING

B31B 2155/0012
. .
{having their openings facing in the direction of movement} [2017-08]
B31B 2155/0014
. .
{having their openings facing transversally to the direction of movement} [2017-08]
B31B 2155/002
.
{by joining superimposed webs, e.g. with separate bottom webs} [2017-08]
B31B 2155/003
.
{starting from tubular webs} [2017-08]
B31B 2160/00
Shape of flexible containers [2017-08]
WARNING

B31B 2160/10
.
rectangular and flat, i.e. without structural provision for thickness of contents [2017-08]
WARNING

B31B 2160/102
. .
{obtained from essentially rectangular sheets} [2017-08]
WARNING

B31B 2160/104
. .
{obtained from rhombus shaped sheets} [2017-08]
B31B 2160/106
. .
{obtained from sheets cut from larger sheets or webs before finishing the bag forming operations} [2017-08]
B31B 2160/20
.
with structural provision for thickness of contents [2017-08]
WARNING

  • Groups B31B 2160/20 and B31B 2160/30 are incomplete pending reclassification of documents from B31B 2160/00.
    All groups listed in this Warning should be considered in order to perform a complete search
B31B 2160/30
.
pointed or tapered [2017-08]
B31B 2170/00
Construction of flexible containers [2017-08]
WARNING

B31B 2170/10
.
interconnected [2017-08]
WARNING

B31B 2170/20
.
having multi-layered walls, e.g. laminated or lined [2017-08]
B31B 2170/202
. .
{having liners applied in already made bags, e.g. including turning the bags inside out} [2017-08]
B31B 2170/204
. .
{involving folding a web about an already tubular web} [2017-08]
B31B 2170/30
.
having corrugated or pleated walls [2017-08]
WARNING


B31B 2241/00
Making bags or boxes intended for a specific use [2017-08]
WARNING

B31B 2241/001
.
Making bottle carriers [2013-01]
B31B 2241/002
.
Making egg cartons [2013-01]
B31B 2241/003
.
Making cigarette boxes [2013-01]
B31B 2241/005
.
Making paper bottles [2013-01]
B31B 2241/006
.
Making envelopes holding bar-shaped objects, e.g. cigar holders [2013-01]
B31B 2241/007
.
Making recording disc envelopes [2013-01]
B31B 2241/008
.
Making suction cleaner bags [2013-01]
B31B 2247/00
Manual operations for making bags or boxes [2017-08]
WARNING