Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Polyetherimides and their production

Polyetherimides and their production

US Patent 4990627 · Granted Feb 5, 1991

Estimated economic value: $4,654,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione2022
Solid forms comprising 4-amino-2-(2,6- dioxopiperidine-3-yl)isoindoline-1,3-dion2020
Choline cocrystal of epalrestat2019
Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione2019
Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione2018
Solid forms comprising 4-amino-1-β-D-ribofuranosyl-1,3,5-triazin-2(1H)-one and a2018
Solid forms comprising 3-(4-amino-1-OXO-1,3-dihydro-isoindol-2-yl)-piperidine-2,2017
Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione2017
Choline cocrystal of epalrestat2017
Solid forms of epalrestat2016
Solid forms of tacedinaline2016
Choline cocrystal of epalrestat2014