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Class Information
Number: 428/473
Name: Stock material or miscellaneous articles > Composite (nonstructural laminate) > Of animal membrane or skin
Description: Product in which one layer comprises at least an integral portion of a layer of animal origin which existed in the layer or film form; see (2) Note below.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7378032 |
Coating composition for leather, coating method, and coated leather |
May. 27, 2008 |
| 7288119 |
Leather treatment |
Oct. 30, 2007 |
| 7179538 |
Flexible leather laminate |
Feb. 20, 2007 |
| 7063895 |
Hydrophobically modified solution polymers and their use in surface protecting formulations |
Jun. 20, 2006 |
| 7060363 |
Chromium-free, waterproof leather |
Jun. 13, 2006 |
| 7041343 |
Method for providing a substrate structure for oriented neurite outgrowth, substrate structure, and device for monitoring neuron |
May. 9, 2006 |
| 7001435 |
Leather treatment |
Feb. 21, 2006 |
| 6746774 |
Leather and process for its production |
Jun. 8, 2004 |
| 6743519 |
Supplementary fiber structure for leather and leather gloves, shoes, garments and upholstery with supplementary fiber structures and process for adding a supplementary fiber structure to leath |
Jun. 1, 2004 |
| 6733877 |
Full grain napa cowhide and dressed leather production method |
May. 11, 2004 |
| 6558687 |
Fibrin polymer structure |
May. 6, 2003 |
| 6462018 |
Fibrin polymer structure |
Oct. 8, 2002 |
| 6447588 |
Water-and-oil repellant composition of aqueous dispersion type |
Sep. 10, 2002 |
| 6440321 |
Mixed fluorochemical hydrocarbon condensates to impart oil and water repellency to a substrate |
Aug. 27, 2002 |
| 6350527 |
Gels and multilayer surface structures from boronic acid containing polymers |
Feb. 26, 2002 |
| 6322717 |
Method of processing leather material, leather material thus processed and leather product using leather material thus process |
Nov. 27, 2001 |
| 6315822 |
Phosphate type water and oil repellent composition |
Nov. 13, 2001 |
| 6306989 |
Situ fluoropolymer polymerization into porous substrates |
Oct. 23, 2001 |
| 6294103 |
Use of amphiphilic copolymers containing a fluorinated monomer to impart waterproofness to leather |
Sep. 25, 2001 |
| 6277397 |
Collagen material and process for producing the same |
Aug. 21, 2001 |
| 6254644 |
Biologically degradable leather |
Jul. 3, 2001 |
| 6022383 |
Processes for coloring leather by an ink-jet printing method using anionic coloring agents and cationic agents, and leather products obtained therewith |
Feb. 8, 2000 |
| 5817428 |
Process for formation of epoxy resin/hide composite materials and materials obtained |
Oct. 6, 1998 |
| 5807409 |
Method of improving pull-up characteristic of leather substrate and modified finishing oil used therein |
Sep. 15, 1998 |
| 5714082 |
Aqueous anti-soiling composition |
Feb. 3, 1998 |
| 5705083 |
Stabilizing leather against thermal and photochemical decomposition |
Jan. 6, 1998 |
| 5620748 |
Use of graft polymers for fatliquoring and filling leather and fur skins |
Apr. 15, 1997 |
| 5603733 |
Leather softening |
Feb. 18, 1997 |
| 5604024 |
Products of reaction of an aluminum compound, a boron-containing acid, a phosphorus-containing acid and an amine |
Feb. 18, 1997 |
| 5539024 |
Resins containing perfluoroalkyl groups and their use |
Jul. 23, 1996 |
| 5531795 |
Method for casein finishing of leather |
Jul. 2, 1996 |
| 5516578 |
Oil and water repellent compositions |
May. 14, 1996 |
| 5507960 |
Method for treating plastic, leather or rubber substrates |
Apr. 16, 1996 |
| 5476706 |
Sporting implement having a head portion with a hitting surface for contacting a ball |
Dec. 19, 1995 |
| 5453540 |
Isocyanate derivatives comprising fluorochemical oligomers |
Sep. 26, 1995 |
| 5434004 |
Degradable laminate composition |
Jul. 18, 1995 |
| 5422149 |
Material having artificial quill marks |
Jun. 6, 1995 |
| 5401582 |
Aqueous polyurethane formulations |
Mar. 28, 1995 |
| 5376459 |
Method for treating leather |
Dec. 27, 1994 |
| 5370919 |
Fluorochemical water- and oil-repellant treating compositions |
Dec. 6, 1994 |
| 5348807 |
Polymeric retan fatliquor for low fogging upholstery leather |
Sep. 20, 1994 |
| 5316860 |
Leather treatment selected amphiphilic copolymers |
May. 31, 1994 |
| 5292796 |
Urea-aldehyde condensates and melamine derivatives comprising fluorochemical oligomers |
Mar. 8, 1994 |
| 5288809 |
Polymer product for treating leather |
Feb. 22, 1994 |
| 5208074 |
Soluble alkali metal stearate solution compositions |
May. 4, 1993 |
| 5204187 |
Composite-coated flat-rolled sheet metal product |
Apr. 20, 1993 |
| 5156897 |
Aromatic vinyl ether siloxanes |
Oct. 20, 1992 |
| 5151329 |
Process for the production of patent leather and patent leather prepared therefrom |
Sep. 29, 1992 |
| 5147693 |
Biologically stable, untanned wet animal hides |
Sep. 15, 1992 |
| 5132028 |
Water- and oil-repellent treatment agent |
Jul. 21, 1992 |
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