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MECHANICAL WORKING OR DEFORMATION OF PAPER OR CARDBOARD (cutting, trimming, in general B26; incising, scoring, in general B26D 3/08; making layered products not composed wholly of paper or cardboard B32B; multi-ply material of paper or cardboard, its manufacture D21H)
References relevant to classification in this subclass
This subclass/group does not cover:

Places in relation to which this subclass is residual:

Making boxes, cartons, envelopes or bags
Making wound paper articles
Making other paper articles
Mechanical deformation of paper or cardboard without removing material including combined deformation and laminating (embossing combined with application of ink, type marking presses, selective embossing machines B41F, B41J, B41K, B41M; machines or apparatus for embossing decorations or marks B44B 5/00; artists hand tools for embossing B44B 11/04; producing decorative effects by processes for stamping ornemental designs on surfaces B44C 1/24; mechanical deformation during paper or board making, kinds of paper or board D21)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Folding thin material
{Shaping of tube ends, e.g. flanging, belling, closing, rim-rolling, corrugating; Fixing elements to tube ends}
Informative references
Attention is drawn to the following places, which may be of interest for search:
Making cylindrical boxes with separate bottoms
{Lining or sheathing (folding the edge of the sheathing B31F 1/0016, B31F 1/0029) }
Informative references
Attention is drawn to the following places, which may be of interest for search:
Making lined boxes
Embossing, {i.e. producing impressions formed by locally deep-drawing, e.g. using rolls provided with complementary profiles} ( {B31F 1/128 takes precedence;} corrugating B31F 1/20)
Special rules of classification within this group

Classification in deep indexing scheme B31F 2201/07 is mandatory.

Creasing (corrugating B31F 1/20; zig-zag folding B65H 45/20) { (combined with folding B31F 1/0012, B31F 1/0022; grooving by cutting B26D 3/06, B26D 3/08; by milling grooves B23C 3/30; of plastics material B29C 53/06) }
Informative references
Attention is drawn to the following places, which may be of interest for search:
Making creases during box or bag making
Crêping paper, {i.e. providing paper with small irregular crinkles; Making paper elastic in all directions}
Informative references
Attention is drawn to the following places, which may be of interest for search:
Paper making
Corrugating; Corrugating combined with laminating to other paper or cardboard layers ( {corrugating sheet metal B21D 13/00; corrugating plastics material B29C 53/22;} corrugating veneer B27D)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Zig-Zag folders
{Making corrugated cardboard of composite structure, e.g. comprising two or more corrugated layers}
Informative references
Attention is drawn to the following places, which may be of interest for search:
Making cellular structures by cutting corrugated webs longitudinally into strips, piling these strips and uniting them
Laminated products characterised by a layer comprising a deformed thin sheet , e.g. corrugated, crumpled
Moistening and heating webs to facilitate mechanical deformation and drying deformed webs { ( during corrugating B31F 1/28) }
Definition statement
This subclass/group covers:

E.g. impregnating.

References relevant to classification in this group
This subclass/group does not cover:
Moistening, drying during making of corrugated web having transverse corrugations
Attaching together paper or cardboard sheets, strips, or webs; {or other preformed paper articles joining by rim-rollingB31F 1/0041,B31F 1/009; closing tube ends by inserting an elementB31F 1/008, making boxesB31B} Reinforcing edges of paper or cardboard (means for applying adhesive or glueB05C; stapling in box or like makingB31B; attaching the replacement web to the expiring web during web-roll changingB65H 19/18; apparatus for splicing webs during handlingB65H 21/00)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Making layered products
Splicing webs
Processes for working paper not otherwise provided for
Definition statement
This subclass/group covers:

Processes for working paper not provided for in B31B 1/00, B31C 1/00 to B31C 13/00, B31D 1/00 to B31D 5/00, B31F 1/00 to B31F 5/00.

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Last Modified: 10/11/2013