Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Highly fluorinated bis-imides

Highly fluorinated bis-imides

US Patent 5233049 · Granted Aug 3, 1993

Estimated economic value: $8,985,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for the purification of dioxydiphthalic anhydride and ester intermediate 1996
Method for the purification of dioxydiphthalic anhydride and ester intermediate 1996
Bis-imides of dioxydiphthalic acid1993
Bis-imides of dioxydiphthalic acid1993
Copolyimide ODPA/BPDA/4,4'-ODA or P-PDA1992
Dioxydiphthalic acid esters1992
Dioxydiphthalic acid esters1992
Polyimides and copolyimides based on halo-oxydiphthalic anhydrides1992
Dioxydiphthalic anhydride1992
Copolyimide ODPA/BPDA/4,4'-ODA or P-PDA1991
Process for the preparation and recovery of oxydiphthalic anhydrides1991
Polyimides and co-polyimides based on dioxydiphthalic anhydride1991