Questra Chemicals Corp.
2Patents
0Active
2Granted
22Portfolio score
Filing activity: Jan 29, 1988 → Dec 15, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4912187A | Solid ester products of sterically hindered polyhydroxymonocarboxylic acids | Chemistry; Metallurgy | 2 | Expired |
| US4978741A | Method for preparing essentially haze-free isophthalic acid- and polymethylolalkanoic acid-containing resins | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.