Manual of U.S. Patent Classification
as of June 30, 2000

Class
015
BRUSHING, SCRUBBING, AND GENERAL CLEANING

Class definitions may be accessed by clicking on the class title, above.
Subclass definitions may be accessed by clicking on the subclass number, below.

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Subclass		Title
ClassTitle		===> BRUSHING, SCRUBBING, AND GENERAL CLEANING
1		MISCELLANEOUS
1.51		ELECTROSTATIC CLEANING
1.52		. Hand implement
1.7		SUBMERGED CLEANERS WITH AMBIENT FLOW GUIDES
3		MACHINES
3.1		. For fruit, vegetables, meat or eggs
3.11		. . With assorting or screening
3.12		. . Fluid application and/or work heating (e.g., drying)
3.13		. . . Work moved through apparatus
3.14		. . . . Liquid application only
3.15		. . . . . Work treating element and/or work immersed
3.16		. . Work moved through apparatus
3.17		. . . Transverse axis work treating elements
3.18		. . . . Longitudinally movable elements
3.19		. . . Fixed axis rotary work treating conveyor
3.2		. . . . Axial work feed
3.21		. . . Work conveyor mounted work treating elements
3.5		. With means to pass a solid cleaning agent and a fluid carrier through tubular work
3.51		. . With conservation or recovery of the cleaning agent
3.52		. . . By attached line
3.53		. Erasing
300.1		. With air blast or suction
301		. . Fixed position cleaners or installed cleaning systems
302		. . . With liquid or other cleaning material application to work
303		. . . With work handling or supporting
304		. . . . Hollow work internal cleaning, e.g., bag and/or bottle cleaners
305		. . . . Tumbling cylinders or cages
306.1		. . . . With means to guide or move the work to or through a cleaning station or treating means
307		. . . . . With work-width compensating features
308		. . . . . With work agitator, e.g., brushing, beating, shaking
309		. . . . . . Plural diverse types, e.g., beating and brushing
309.1		. . . . . Indefinite length article
309.2		. . . . . Plurality of discrete articles
310		. . . . Manual application of work to cleaning means
311		. . . . . With moving work-agitating means
312.1		. . . With fixed guide for ambulant air draft applying means
312.2		. . . . Flexible tube
313		. . . Installed in automobile or other vehicle for the cleaning thereof
314		. . . With flexible conduit connection between ambulant air draft applying means and relatively stationary air pump or supply
315		. . . . Extensible and retractable conduit
316.1		. . . Air blast only (e.g., boiler soot-blower)
317		. . . . With blowing element housing or protecting feature, e.g., embedded, disappearing or cooling
318		. . . . Moving nozzle with air supply control interlocked with nozzle motion means
318.1		. . . . Sequence control
319		. . With automatic control
320		. . With liquid or other cleaning material application to work
321		. . . Manipulatable nozzle with flexible conduit connection to portable power and/or material supply unit, e.g., window washer
322		. . . Nozzles
323		. . With storage facilities for tools or nozzles, conduits, etc., e.g., racks and cabinets
324		. . Illuminator for work area
325		. . With fender or bumper, i.e., furniture guard
326		. . With sound muffling feature
327.1		. . Tank type cleaner organization
327.2		. . . Casing feature
327.3		. . . . Air float or support
327.4		. . . . Cleaner encircling roller
327.5		. . . . Off-the-floor support (e.g., operator supported)
327.6		. . . Vertically aligned motor and filter
327.7		. . . Horizontally aligned motor and filter
328		. . Convertible
329		. . . To or from hand held and hand manipulated
330		. . . Suction to or from blast
331		. . . Plural selective air draft means, e.g., on-floor to off-floor
332		. . . . With agitator and/or fan interlock, e.g., floor or rug safety feature
333		. . . . . Floor nozzle elevating
334		. . . . Floor nozzle air flow diverted to off-floor cleaning means
335		. . . . . Tubular handle, e.g., "Air-Way" type
336		. . . . . . With supporting means, e.g., wall-mounted clamp
337		. . . . . By insertion or attachment of additive converter
338		. . . Converter attached to floor nozzle mouth
339		. . Combined, e.g., with signal or indicator
340.1		. . Power propelled vehicle or carrier
340.2		. . . Maneuvered by walking attendant
340.3		. . . Including brush
340.4		. . . . Plural brushes
341		. . Traction or manual operation of air pump or fan
342		. . . Rotary air impeller
343		. . . . Hand cranked
344		. . Hand supported and manipulated, e.g., miniature or upholstery type
345		. . Air blast with suction
346		. . . Closed circuit systems, i.e., air recirculating
347		. . With dust or dirt handling or storing or separating, e.g., filter bags
348		. . . With conveying means additional to air stream
349		. . . With receiver for dirt from rotary or moving agitator
350		. . . Separator mounted on or attached to manipulating handle, e.g., push broom type
351		. . . . Handle movable relative to floor tool air exhaust conduit
352		. . . Separator element cleaning in situ and/or storage or removal of retained dirt
353		. . . With liquid and/or deflection type separator
354		. . With work-contacting carriage or mount, and relatively adjustable nozzle
355		. . . With agitator adjustable relative to nozzle
356		. . . . Interlocked or simultaneous adjustment
357		. . . Suction responsive
358		. . . With work surface contact or penetration sensing
359		. . . Biased or floating nozzle
360		. . . . Urged away from contact with work
361		. . . Handle operated or handle associated control
362		. . With nozzle carriage or mount having work-surface penetration control, e.g., differential area supporting wheels
363		. . With mechanical agitating means
364		. . . Diverse agitating operations, e.g., brushing with beating or movable with stationary
365		. . . . Selective
366		. . . . Rotary only, e.g., "Hoover" type beating brush
367		. . . . Stationary or non-moving agitating means only
368		. . . Adjustable with respect to nozzle
369		. . . . Responsive to translational movement of nozzles
370		. . . . Rotary agitator with radially adjustable elements, e.g., wear compensating
371		. . . . Floating or resiliently biased contact with work surface
372		. . . . . Rotary work contactor
373		. . . . Retractable, i.e., selective use
374		. . . Oblique or V-shaped arrangement of agitator
375		. . . With auxiliary ambient air inlet to nozzle, e.g., through air tunnel and/or agitator
376		. . . . Agitator bearing or drive air bleed
377		. . . Auxiliary or separate, i.e., non-fan, driving motor
378		. . . With guard to inhibit work entry into nozzle mouth
379		. . . Vibrating nozzle or nozzle lips
380		. . . Rectilinearly moving parallel to work surface, e.g., scrubbing
381		. . . Oscillating agitator, e.g., sweeping
382		. . . Striking beater, i.e., perpendicular movement
383		. . . Rotary agitator
384		. . . . Tandem agitator units
385		. . . . Axis non-parallel to work surface
386		. . . . With eccentrically mounted turnable work contacting elements
387		. . . . Air current operated
388		. . . . Traction operated
389		. . . . Drive details
390		. . . . . With clutch or other drive disconnect
391		. . . . . Belt or drive housings or other protective features
392		. . . . . Agitator bearings or supporting details
393		. . . Stationary agitator
394		. . . . Work piece surrounding or opposed agitators, e.g., bar or slat cleaners
395		. . . . For opposed surfaces or hollow work internal cleaning
396		. . . . Hollow head with perforate reticulate supporting surface for agitator
397		. . . . . With tubular air nozzles interspersed throughout work contacting surface
398		. . . . Bristle brush type
399		. . . . . With bristle bridle or air seal or shroud
400		. . . . . Nozzle attachment type
401		. . . . Scraper or squeegee type
402		. . . . . Serrated or toothed, e.g., comb or rake type
403		. . . . Dry mop type, e.g., textile strand or sheet pelt
404		. . With pulsating air flow
405		. . Air blast only
406		. . . For hollow work, internal cleaning, e.g., tube soot-blowers
407		. . . . Work operated valve
408		. . . . With induced flow of ambient air, e.g., jet pump
409		. . Jet pump suction-devices
410		. . Handle features, e.g., limit stops or storage locks
411		. . . Angular or lateral adjustment of cleaner by axial rotation of handle
412		. . Motor features, e.g., housing or casing assemblies
413		. . . Air cooling by other than main air stream
414		. . Detachable and/or extension nozzles
415.1		. . Nozzle
416		. . . With plural mouths selectively usable, e.g., "duplex" nozzles
417		. . . . Top and bottom reversible type
418		. . . With area adjusting, e.g., restrictors
419		. . . With air flow control means, e.g., work-operated valve
420		. . . With notched or grooved lips for localized intensification of air draft
421		. . . With auxiliary inlet for ambient air, e.g., vacuum relief
422		. . . With guard to inhibit work entry into nozzle mouth
422.1		. . . Width changes along transverse dimension
422.2		. . Plural fans
4		. Combined
5		. . Beater and brush
21.1		. Brushing
21.2		. . Ball cleaner
22.1		. . Handle mount
22.2		. . . Reciprocating tool
22.3		. . . Belt brush
22.4		. . . Swinging tool
23		. . . Rotary cylinder
24		. . . . Fountain
25		. . . . Manual motor
26		. . . . . Alternating
27		. . . . Traction operated
28		. . . Rotary disk
29		. . . . Fountain
30		. . Boot cleaning, blacking, and polishing
31		. . . Polish supplying
32		. . . Rotary reciprocating brush
33		. . . Reciprocating brush
34		. . . Rotary brush
35		. . . . Planetary
36		. . Boot cleaners and polishers
37		. . . Reciprocating brush
38		. . Brush cleaners
39		. . Comb cleaners
39.5		. . Table top or tablecloth cleaner
40		. . Flexible-fabric cleaners
41.1		. . . Carpet sweeper
42		. . . . Auxiliary brush
43		. . . . Combined fan and brush
44		. . . . Dust laying
45		. . . . Fenders
46		. . . . Manual motor
47		. . . . Non-rotary
48		. . . . With brush cleaner
48.1		. . . . Unidirectional drive
48.2		. . . . Bellows type
49.1		. . Floor and wall cleaner
50.1		. . . Scrubber
50.2		. . . . Reciprocating brush
50.3		. . . . Cylindrical brush
51		. . . . Endless wiper
52		. . . . Rotary wiper
52.1		. . . Cylindrical brush
52.2		. . . Reciprocating brush
53.1		. . Vehicle cleaner
53.2		. . . Cylindrical brush
53.3		. . . . Moving vehicle
53.4		. . . Wheel washer
54		. . Rail sweepers
55		. . . Rotary brush
56		. . Receptacle cleaners
57		. . . Barrel
58		. . . . Single stage
59		. . . Bottle
60		. . . . Endless carrier
61		. . . . . Tank
62		. . . . Reciprocating bottle rack
63		. . . . Rotary carrier
64		. . . . . Tank
65		. . . . Single bottle
66		. . . . . Bottle guide
67		. . . . . Neck cleaners
68		. . . . . Reciprocating brush
69		. . . . . Water motor
70		. . . Can
71		. . . . Inside brush
72		. . . . . Collapsible
73		. . . Cuspidor
74		. . . Dish
75		. . . Tumbler
76		. . . . Immersion
77		. . Sheet, bar, and plate cleaners
78		. . Street sweepers
79.1		. . . Hand directed
79.2		. . . . Motor powered sweeper
80		. . . Belt brush
81		. . . Reciprocating brush
82		. . . Rotary-brush cylinder
83		. . . . Collector
84		. . . . . Elevator belt
85		. . . . . Elevator pan
86		. . . . . Elevator wheel
87		. . . Rotary-brush disk
88		. . Wire, rod, and tube cleaners
88.1		. . Work moves past nonrotatable brush
88.2		. . Work moves past rotatable brush
88.3		. . . Cylindrical brush
88.4		. . Cylindrical brush moves past work
89		. Beating
90		. . Rotary drum
91		. . Stationary work
92		. . . Portables
93.1		. Scraping
93.2		. . Coke oven cleaner
93.3		. . Ditcher
93.4		. . Pallet, board, panel, etc.
94		. Shaking
95		. Shotting
96		. . Shakers
97.1		. Wiping
97.2		. . Shoe polisher
97.3		. . Vehicle cleaner
98		. . Floor and wall cleaner
99		. . . Endless belt
100		. . Photographic-film cleaners
101		. . Receptacle cleaners
102		. . Sheet, bar, and plate cleaners
103		. . Window cleaners
103.5		. . Rolling contact type with material supply
104.001		IMPLEMENTS
104.002		. Adhesive lint remover
104.011		. Cylinder, piston or plug cleaner
104.012		. . Piston groove
104.02		. Reamers
104.03		. Pipe, tube, or conduit cleaner
104.04		. . Outside
104.05		. . Inside
104.061		. . . Fluid current operated
104.062		. . . . Cleaner plug insertion or removal device
104.063		. . . . Scraper with signalling device
104.066		. . . Brush or broom flue cleaner
104.067		. . . . Suspended by a taut member (e.g., wire, rope, chain, etc.)
104.068		. . . Scraper flue cleaner
104.069		. . . . Suspended by a taut member (e.g., wire, rope, chain, etc.)
104.07		. . . Hammer
104.08		. . . Tube deformer
104.09		. . . Rotary tool
104.095		. . . . Power source outside tube end
104.096		. . . . . Container cleaner
104.11		. . . . . Inside boiler drum
104.12		. . . . Contiguous fluid motor
104.13		. . . . Plural rotary cutter
104.14		. . . . Centrifugally pivoted
		. . . Reciprocating tool
104.15		. . . . Plural rotary cutter
104.16		. . . . Scraper, cutter, wiper or brush
104.165		. . . . . Non-piercing fabric holder
104.17		. . . . . Expanding at both ends
104.18		. . . . . Expanding at one end
104.19		. . . . . Expanding between ends
104.2		. . . . . Radial bristle
104.31		. . . Sewer
104.32		. . . . Grapple
104.33		. . . . Snake
104.5		. Comb cleaners
104.51		. . Multiple strand type
104.52		. . . With rigid supporting frame
104.53		. . . . With attached brush
104.54		. . . . Non-planar groups of strands
104.8		. With coacting material receiver
104.9		. Machine-attachable bottle washing implement
104.92		. Stationary implement with material supply
104.93		. Tool coated or impregnated with material supply
104.94		. . Including means for manual manipulation of implement
105		. Combined
105.5		. . Mortar-joint finisher
105.51		. . Eraser
105.52		. . . And brush
105.53		. . . And cutter
106		. . Brush
107		. . . Dauber and polisher
110		. . Brush and massage-tool
111		. . Brush and scraper
112		. . . Boot cleaners
113		. . . . Hand
114		. . Brush and wiper
115		. . . Mop
116.1		. . . Mop and wringer
116.2		. . . . Sponge mop
117		. . Brush and squeegee
118		. . Wiper
119.1		. . . Mop and wringer
119.2		. . . . Sponge mop
120.1		. . . . Twister
120.2		. . . . . Assisted by modified handle
121		. . . Squeegee
423		. Pen cleaner
424		. Eraser
425		. . Including handling means
426		. . . And means for non-use attachment to a support
427		. . . Which is pencil sheath or casing
428		. . . . Eraser attachable to fore-end of sheath or casing
429		. . . . Including advancing means for erasive body
430		. . . . . Axially adjustable sleeve
431		. . . . Including enclosure for base of erasive body
432		. . . . . Multi-partite handling means
433		. . . Including advancing means for erasive body
434		. . . Directly adjustable erasive body
435		. Penpoint or penholder
436		. . Including projectable and retractable penpoint
437		. . With means supporting or stabilizing implement in use
438		. . Including manually adjustable gripping or releasing means for penpoint
439		. . . Pivoted or arcuately movable
440		. . . . About axis of penholder
441		. . . Including opposed, relatively axially movable gripping members
442		. . . And ejector
443		. . Penholder shaped to receive or engage hand or finger
444		. . Penholder includes specific penpoint retaining means
445		. . Specific penpoint
446		. . . Specific material
447		. . . Bifurcate
141.1		. Beater
141.2		. . Rotary
142		. Grids and combs
143.1		. Particular Handle
144.1		. . Adjustable
144.2		. . . Universally
144.3		. . . Variable length
144.4		. . . . Telescopic
145		. . Detachable
146		. Holders, brush and broom
147.1		. Holder, mop
147.2		. . Nonclamped
148		. . Convertible
149		. . Expansible
150		. . Pivoted jaw
151		. . Sliding jaw
152		. . . Lever operated
153		. . . Screw operated
154		. . Spring wire and runner
154.2		. . With shaker
159.1		. Brush or broom
160		. . Special work
161		. . . Boot cleaners
164		. . . Hollow-ware cleaners
165		. . . . Collapsible
166		. . . Stripping
167.1		. . . Tooth or nail brush
167.2		. . . . Concurrently brushes plural tooth surfaces
167.3		. . . . Nail brush
168		. . Bridles
169		. . . Adjustable
170		. . . Straw supported
171		. . Heads and casings
172		. . . Adjustable head
173		. . . Axial clamp
174		. . . Bands
175		. . . Braces, caps, and shields
176.1		. . . Detachable head
176.2		. . . . With handle-head cooperating threads
176.3		. . . . With screw-type fastener
176.4		. . . . Perpendicularly insertable
176.5		. . . . . With securing means
176.6		. . . . With securing means
177		. . . Lateral clamp
178		. . . . Pivoted jaw
179		. . . Rotary
180		. . . . Disk
181		. . . . Laminated
182		. . . . Spiral bristle mount
183		. . . . Tuft-holding bar
184		. . Housings
185		. . . Pivoted
186		. . Individual-bristle mount
187		. . . Integral
188		. . . . Rubber
189		. . Stitched and wire bound
190		. . Tuft fasteners
191.1		. . Tuft socket
192		. . . Cemented
193		. . . . Plastic mass
194		. . . Detachable tuft
195		. . . Folded tuft
196		. . . . Drawn work
197		. . . . Metal bristle
198		. . . . . Rotary
199		. . . . Retaining wire
200		. . . Metal bristle
201		. . . Movable tuft section
202		. . . . Detachable
203		. . . . Folding
204		. . . With core
205		. . . . Folded tuft
205.2		. . . Fountain
206		. . Twisted bristle holder
207		. . Wire wound
207.2		. . Bristle configuration or composition
208		. Fabric
209.1		. . Wiper, dauber, or polisher
210.1		. . . Special work
210.5		. . . . Graining implements
211		. . . . Hollow-ware cleaners
212		. . . . . Expansible
213		. . . . . . Rotary
214		. . . . Lens cleaners
215		. . . . Mats
216		. . . . . Combined
217		. . . . . Tuft carrying
218		. . . . Razor cleaners
218.1		. . . . Cutlery cleaners
219		. . . . Wall-paper cleaners
220.1		. . . . Window cleaner
220.2		. . . . . Magnetic
220.3		. . . . Venetian blind cleaner
220.4		. . . . Rod or wire cleaner (e.g., dipstick cleaner)
221		. . . Collection chamber
222		. . . End grip
223		. . . Work face with exposed laminae
224		. . . . Channeled
225		. . . . Coil
		. . . Laminated
226		. . . . Strands
227		. . . Mitts, cots, and shoes
228		. . . Mops and heads
229.1		. . . . Having strands
229.2		. . . . . With fixed handle
229.3		. . . . . . And cloth sheath type head
229.4		. . . . . . And pocket type head
229.5		. . . . . . And twisted wire frame
229.6		. . . . . With pivoted handle
229.7		. . . . . . And cloth sheath type head
229.8		. . . . . . And pocket type head
229.9		. . . . . . And twisted wire frame
229.11		. . . Scourer (hand manipulated)
229.12		. . . . Fibrous mass (e.g., steel wool)
229.13		. . . . . With handle or holder
229.14		. . . Powder puff
230		. . . Rotary
230.1		. . . . With cooling means
230.11		. . . . Roller with handle
230.12		. . . . Adhesively bound parts
230.13		. . . . Coil wound
230.14		. . . . Sectored disc or cylinder
230.15		. . . . Stitched laminates
230.16		. . . . Interrupted work engaging surface
230.17		. . . . Fabric-piercing securing element
230.18		. . . . Working surface dished inwardly or outwardly
230.19		. . . . With discrete mechanical fabric securing means
231		. . . Sheet holders
232		. . . . Window cleaners
233		. . . Tension frame
234		. Feather
235		. Pelts
235.3		. Mortar-joint finisher or simulator
235.4		. Mason's trowel or float
235.5		. . Darby type
235.6		. . Undulated
235.7		. . Corner type
235.8		. . Adjustable
236.01		. Scrapers
236.02		. . Windshield
236.03		. . Paint roller
236.04		. . Gutter
237		. . Boot cleaners
238		. . . Mats
239		. . . . Pivoted link
240		. . . . . Filler block
241		. . . . Wire
236.05		. . Plural bladed
236.06		. . . Simultaneously useable
236.07		. . Arcuate scraping edge
236.08		. . Toothed or serrated
236.09		. . For plural surfaces
236.1		. . Rotary
244.1		. Sponge or sponge with holder
244.2		. . Having pivoted handle
244.3		. . Having fabric cover or back
244.4		. . Sponge
245		. Squeegee
245.1		. Bladed spreader
246		ATTACHMENTS
246.2		. For a vacuum cleaner
246.3		. . With treating means (e.g., deodorizing, sterilizing, etc.)
246.4		. . Moveable carriage
246.5		. Tank cleaners
247		. Covers and cover holders
248.1		. Drip cup or splash guard for a brush or broom
248.2		. . For roller
249.1		. Brush or broom-type flue cleaner
249.2		. Scraper-type flue cleaner
249.3		. . Suspended by a taut member (e.g., wire, rope, chain, etc.)
250.001		. Optical-member-attachable cleaner (e.g., windshield wiper)
250.002		. . Headlight cleaner
250.003		. . Mirror cleaner
250.01		. . With material applying means
250.02		. . . Coordinated operation of cleaner and applying means
250.03		. . . Supply source carried by cleaning element
250.04		. . . Applying means moves with cleaning element
250.05		. . With heating means
250.06		. . . Embedded in wiper blade
250.07		. . . Movable with cleaning element
250.08		. . . . Laterally offset to engage pane
250.09		. . . . Heating element between plural blades
250.1		. . Window moved on cleaner
250.11		. . Readily attached and detached cleaner for building windows
250.12		. . Constant speed or automatic motor control
250.13		. . Sweep varying or regulating means
250.14		. . Plural out-of-phase cleaning elements
250.15		. . Cleaning element spring returned
250.16		. . With parking means
250.17		. . . Electrical
250.18		. . Convertible to manual operation
250.19		. . Cleaning element moved from surface
250.201		. . Wind deflecting means
250.202		. . Pressure adjusting means for cleaning element
250.203		. . . Operated by remote control
250.21		. . Compound motion of oscillating arm
250.22		. . Rotating cleaning element
250.23		. . Cleaning element moved relative to arm when arm moves
250.24		. . Chain, belt or cable carried cleaning element
250.25		. . Chain, belt or cable driven operating shaft
250.26		. . Screw type drive for reciprocating cleaning element
250.27		. . Operating connection for plural oscillating cleaning elements
250.28		. . Opposed cleaning elements
250.29		. . With means to reciprocate cleaning element
250.3		. . With means to oscillate arm
250.31		. . Specific coupling or mounting for a driving means or between a cleaning element and means linking it to the driving means
250.32		. . . Arm-to-cleaning element connection
250.33		. . . . Hinged longitudinally of cleaning element
250.34		. . . Arm-to-actuating shaft detail
250.351		. . Specific arm structure
250.352		. . . Between hub and extended arm
250.361		. . Cleaning element structure
250.37		. . . With attached roller
250.38		. . . Longitudinal tensioning means for blade
250.39		. . . Adjustable length
250.4		. . . Supplemental cleaning means brought into surface contact
250.41		. . . Plural spaced surface engaging edges
250.43		. . . Accommodates optical-member having curved surface
250.44		. . . . Articulated support structure
250.451		. . . . . Specific backing member
250.452		. . . . . . Securing a squeegee
250.453		. . . . . . Secured by articulated structure
250.454		. . . . . . . Biased latching member
250.46		. . . . . Specific joint, hinge, or pivot
250.47		. . . . . . Spring type
250.48		. . . Specific squeegee structure
256.5		. Moving surface scraper, wiper, or brush
256.51		. . Roll cleaners
256.52		. . . Rotary
256.53		. . . Reciprocating or traveling
256.6		. . Strand
257.01		ACCESSORIES
257.05		. Coating applicator loading means
257.06		. . For loading roller type applicators
257.07		. . Inkwell
257.072		. . . Including implement-actuated diaphragm to produce material moving force
257.073		. . . Including means limiting immersion of penpoint
257.074		. . . Anti-spill type
257.075		. . . Including implement-opened access means
257.076		. . . Including means defining applicator-loading zone
257.1		. Debris receptacle (e.g., dustpan)
257.2		. . With means to attach to brush or broom
257.3		. . Separate inlet and outlet
257.4		. . Receptacle gravitatable to material retaining position
257.5		. . Foothold or pedal operator
257.6		. . With movable closure
257.7		. . Adjustable, relatively movable or detachable handle
257.8		. . Foot or prop on rear of receptacle
257.9		. . Auxiliary, flexible or reinforced edge
258		. Blacking-box and brush cases
259		. Blacking-box holders
260		. Mop wringers
261		. . Presser boards
262		. . Roller
263		. . Twisters
264		. Scrubbing pails
265		. Shoe-blacking stands
266		. . Polisher guides
267		. . Shoe clamps
268		WORK SUPPORTS
		******************************
		DIGESTS
		******************************
DIG 1		Rechargeable batter
DIG 2		Car cleaning plants
DIG 3		Matrix
DIG 4		Ferrules
DIG 5		Varied length bristle
DIG 6		Varied composition bristle
DIG 7		Driers
DIG 8		Dust bags and separators
DIG 9		Dust mop cleaners
DIG 10		Handles, reels and switches
DIG 11		Indicators
DIG 12		Tape head cleaner
DIG 13		Magnetic tape cleaner
DIG 14		Phonograph record cleaner
DIG 15		Moisture responsive

Information Products Division -- Contacts

Questions regarding this report should be directed to:

U.S. Patent and Trademark Office
Information Products Division
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

---

Last Modified: 6 October 2000