Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Color photographic materials containing an antistain agent

Color photographic materials containing an antistain agent

US Patent 4198239 · Granted Apr 15, 1980

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Magnetic coating dispersion1997
Magnetic recording medium having a magnetic layer prepared from magnetic particl1995
Magnetic tape containing abrasives1993
Process for the preparation of reagent layers containing hydrophobic reagents1991
Process for the production of a magnetic recording material1991
Process for troublefree coating of hydrophobic materials with polyurethanes1990
Photographic recording material1989
Hardeners for proteins, a binder layer hardened therewith and a photographic rec1989
Hardened proteinic binder layer1989
Color photographic recording material capable of being developed by heat treatme1989
Enzymes immobilized on polyamides or cellulose hydrate1989
Photographic heat development process and auxiliary sheet suitable therein1988