Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of partially protected phenolic resins

Process for the preparation of partially protected phenolic resins

US Patent 5663038 · Granted Sep 2, 1997

Estimated economic value: $12,550,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for the preparation of 7-amino syn 3,5-dihydroxy heptanoic acid derivati2009
Process for preparation of 7-amino syn 3,5-dihydroxy heptanoic acid derivatives,2008
Polymorphic forms of sertraline hydrochloride2005
Polymorphic forms of sertraline hydrochloride2005
Process for the preparation of ketimines2004
Process for the preparation of ketimines2004
Polymers for photoresist compositions2000
Radiation sensitive compositions of terpolymers containing organosilicon side ch2000
Terpolymers containing organosilicon side chains2000
Photoresist compositions1999
Terpolymers containing organosilicon side chains1999
Polymers containing protected styrene and unprotected hydroxbenzyl (meth) acryla1999