| Class Number |
Class Name |
Patents |
| 428/ |
Web or sheet containing structurally defined element or component (428/221) |
0 |
| 428/ |
Composite (nonstructural laminate) (428/411.1) |
0 |
| 428/1.1 |
Liquid crystal optical display having layer of specified composition |
1,048 |
| 428/12 |
Collapsible article (e.g., jointed, elastic, etc.) |
265 |
| 428/13 |
Display in frame or transparent casing; or diorama including or imitative of a real object |
465 |
| 428/15 |
Three dimension imitation or "treated" natural product |
589 |
| 428/2 |
Compacted trash or refuse bundle |
103 |
| 428/221 |
Web or sheet containing structurally defined element or component |
495 |
| 428/28 |
Finial or pendant type article |
106 |
| 428/29 |
Article having latent image or transformation |
151 |
| 428/3 |
Religious artifact (e.g., cruciform, etc.) |
87 |
| 428/31 |
Vehicle body ornament |
806 |
| 428/32 |
Article having ornamental wound or woven strands |
21 |
| 428/32.1 |
Ink jet stock for printing (i.e., stock before printing) |
234 |
| 428/32.39 |
Receiver for thermal transfer ink |
163 |
| 428/32.6 |
Thermal transfer donor (e.g., ribbon, sheets, etc.) |
113 |
| 428/33 |
Plural parts with edges or temporary joining means each complementary to other |
207 |
| 428/34 |
Light transmissive sheets, with gas space therebetween and edge sealed (e.g., double glazed storm window, etc.) |
534 |
| 428/34.1 |
Hollow or container type article (e.g., tube, vase, etc.) |
829 |
| 428/357 |
Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof |
754 |
| 428/37 |
Spirally flat-wound strand or strip (e.g., braided rug, etc.) |
69 |
| 428/38 |
Mass transmissive of light through all layers and having opaque border (e.g., stained glass, wired glass, etc.) |
294 |
| 428/39 |
Collage representative of real object |
38 |
| 428/4 |
Bow, pompom or rosette |
150 |
| 428/40.1 |
Layer or component removable to expose adhesive |
1,423 |
| 428/408 |
Self-sustaining carbon mass or layer with impregnant or other layer |
2,637 |
| 428/409 |
Surface property or characteristic of web, sheet or block |
944 |
| 428/411.1 |
Composite (nonstructural laminate) |
1,835 |
| 428/43 |
Sheet, web, or layer weakened to permit separation through thickness |
1,139 |
| 428/44 |
Two dimensionally sectional layer |
197 |
| 428/53 |
Three or more coplanar interfitted sections with securing means |
174 |
| 428/539.5 |
Metal continuous phase interengaged with nonmetal continuous phase |
187 |
| 428/54 |
Longitudinally sectional layer of three or more sections |
140 |
| 428/540 |
Impregnated naturally solid product (e.g., leather, stone, etc.) |
106 |
| 428/542.2 |
Decorative article |
510 |
| 428/542.8 |
Article of intermediate shape (e.g., blank, parison, preform, etc.) |
606 |
| 428/543 |
Miscellaneous (e.g., treated surfaces, etc.) |
210 |
| 428/544 |
All metal or with adjacent metals |
113 |
| 428/57 |
Sheets or webs edge spliced or joined |
458 |
| 428/6 |
Plume |
28 |
| 428/63 |
Patched hole or depression |
284 |
| 428/64.1 |
Circular sheet or circular blank |
1,086 |
| 428/67 |
Nonparticulate element embedded or inlaid in substrate and visible |
264 |
| 428/68 |
Sheet including cover or casing |
507 |
| 428/7 |
Special occasion ornament |
218 |
| 428/77 |
Sheet facing and longitudinally noncoextensive with web or other sheet |
295 |
| 428/80 |
Nonrectangular sheet |
121 |
| 428/800 |
Magnetic recording component or stock |
70 |
| 428/81 |
Perimeter or corner structure of sheet (excluding mere rectangular) |
272 |
| 428/85 |
Pile or nap type surface or component |
342 |
| 428/900 |
Magnetic feature |
4,060 |
| 428/901 |
Printed circuit |
2,010 |
| 428/902 |
High modulus filament or fiber |
950 |
| 428/903 |
Microfiber (less than 100 micron diameter) |
442 |
| 428/903.3 |
Recycled materials |
332 |
| 428/904 |
Artificial leather |
282 |
| 428/904.4 |
Wall and shelf covering |
207 |
| 428/905 |
Odor releasing material |
304 |
| 428/906 |
Roll or coil |
769 |
| 428/906.6 |
Embroidery |
46 |
| 428/907 |
Resistant against plant or animal attack |
281 |
| 428/907.7 |
Layer or article rendered light-transmissive by pressure (e.g., blushed, etc.) |
3 |
| 428/908 |
Impression retention layer (e.g., print matrix, sound record, etc.) |
72 |
| 428/908.8 |
Wear-resistant layer |
353 |
| 428/909 |
Resilient layer (e.g., printer's blanket, etc.) |
191 |
| 428/910 |
Product with molecular orientation |
1,827 |
| 428/911 |
Penetration resistant layer |
612 |
| 428/912 |
Puncture healing layer |
72 |
| 428/912.2 |
Mirror |
191 |
| 428/913 |
Material designed to be responsive to temperature, light, moisture, etc. |
5,239 |
| 428/913.3 |
Decorative article for viewing from one side only (e.g., plaque, etc.) |
242 |
| 428/914 |
Transfer or decalcomania |
2,962 |
| 428/916 |
Fraud or tamper detecting |
467 |
| 428/917 |
Electroluminescent |
1,820 |
| 428/918 |
Material abnormally transparent |
121 |
| 428/919 |
Camouflaged article |
261 |
| 428/920 |
Fire or heat protection feature |
1,008 |
| 428/922 |
Static electricity metal bleed-off metallic stock |
269 |
| 428/98 |
Structurally defined web or sheet (e.g., overall dimension, etc.) |
210 |