Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › N-vinyl-containing polymeric tanning materials

N-vinyl-containing polymeric tanning materials

US Patent 6652597 · Granted Nov 25, 2003

Estimated economic value: $521,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for producing a ceramic layer on a surface formed from an Ni base alloy2018
Contour standard having a rotationally symmetrical calibration region, use of th2016
Method for the production of leather, copolymers that are suitable therefor, and2014
Epichlorohydrin amine polymers used for treating the surface of leather2010
Method for the production of hydrocyanic acid2009
Tanning agent and curing agent based on dialdehydes2008
Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides, their prep2007
Hydrocyanic acid consisting of formamide2007
Method and device for producing powders that consist of substantially spherical 2006
Aqueous dispersions of water-soluble polymers of N-vinyl carboxylic acid amides,2006
Use of grafted polyalkylene oxides as greying inhibitors when washing2005
Compositions comprising copolymers of N-vinylcarboxamides and monomers with a hy2005