Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Redispersible powder composed of n-vinylpyrrolidone/vinyl acetate copolymer the preparation and use thereof

Redispersible powder composed of n-vinylpyrrolidone/vinyl acetate copolymer the preparation and use thereof

US Patent 5426163 · Granted Jun 20, 1995

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Solubilizing aids in powder form for solid pharmaceutical presentation forms2011
Crosslinked, water-soluble or water-dispersible polyurethanes2010
Use of copolymers of carboxylic acids and long-chain compounds with isolated C-C2008
Use of crosslinked cationic polymers in skin cosmetic and dermatological prepara2008
Process for producing solid dosage forms2008
Use of hydrophobically modified copolymers based on N-vinyl monomers for the pro2008
Crosslinked, water-soluble or water-dispersible polyurethanes2007
Quaternary polyamidoamines, the production thereof, corresponding agents and the2006
Water-soluble or water-dispersible (co) polymers of hydroxyalkyl (meth) acrylate2006
Process for producing solid dosage forms2006
Water-soluble or water-dispersible graft polymers, their preparation and use2006
Formulations of hair cosmetics2005