What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.
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363-131 121-55A 14-.5
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Class Number: 492 Class Title: ROLL OR ROLLER Subclass Subclass Number Title 1 METAL DEFORMING ROLL 2 .Antideflection means 3 .Specific composition 4 WITH INFLATABLE CHAMBER 5 .Antideflection means 6 WITH ANTIDEFLECTION MEANS 7 .Rotatable relative to supporting shaft 8 WITH MAGNETIC MEANS, PER SE 9 WITH MEASURING, TESTING, OR INDICATING MEANS 10 .Including signal or control means 11 .Including gauge 12 WITH IMPELLOR; E.G., FAN, PUMP 13 WITH HANDLE 14 .Rolling pin or pastry roller 15 COMBINED; E.G., WITH DRIVING GEAR, WITH VIBRATING MEANS 16 ROTATABLE RELATIVE TO SUPPORTING SHAFT 17 .Coating treatment or applicator 18 ..Printing or copying 19 ..Hand held or guided 20 .Paper treatment 21 WITH INTERNAL WEDGING EXPANDER 22 WITH SHEET EDGE HOLDER 23 .Wringer 24 .Coating treatment or applicator 25 ..Printing or copying 26 .Skin or paper treating 27 TAPERED OR BEVELED 28 WITH SPECIFIC ROLLER EXTERIOR SURFACE STRUCTURE 29 .Pile or nap surface 30 .Surface projections, indentations, or slits 31 ..Plural direction alignnment of sets 32 ...Outer screenlike layer over skeleton or perforate core; e.g., Dandy roll 33 ..Radially aligned 34 ...With minor interruptions 35 ..Helically aligned 36 ..Longitudinally aligned 37 ..Irregular or uneven arrangement; e.g., etched, shot blasted 38 CIRCUMFERENTIAL SECTORS OR SEGMENTS 39 SPACED PLURAL ANNULARS ALONG COMMON SHAFT 40 AXIALLY STACKED ANNULAR MEMBERS 41 .Cloth or fabric member 42 WITH LEAF OR COIL SPRING MEMBER 43 WITH SPIRAL MEMBER 44 WITH HELICAL MEMBER 45 WITH INTERNAL ANCHOR FOR ANNULAR MEMBER 46 WITH HEATING, COOLING, OR HEAT TRANSFER MEANS 47 WITH END RING OR REINFORCEMENT 48 ROLL COVER, PER SE 49 CONCENTRIC LAYERED ANNULUS 50 .Fiber or wire reinforced 51 .Mat or fabric internal layerr 52 ..Adhesive bonded or resin impregnated 53 .Specific composition 54 ..Specific metallic composition 55 ..With leather or fabric cover 56 ..With rubber or elastomer cover 57 SINGLE ANNULAR MEMBER, PER SE 58 .Specific metallic composition 59 .Specific nonmetallic composition 60 MISCELLANEOUS