US3002950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxidized adduct of a dicarboxylic acid and a trialkene, process of making and composition containing same
Assignee: Celanese Coatings Co
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Filing: 1958-01-08
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Granted: 1961-10-03
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Expires: 1978-01-08
Abstract
No abstract record available.
Inventors
- 👤 Charles S Shull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:32
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/38; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/32; C08G59/3209; C08G59/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
45 words
AN EPOXIDIZED ADDUCT OF AN ALIPHATIC DICARBOXYLIC ACIDIC DIENOPHILE SELECTED FROM THE GROUP CONSISTING OF MALEIC, FUMARIC, MESACONIC, CITRACONIC, ITACONIC ACIDS AND ANHYDRIDES, AND A TRIALKENE HAVING A NON-TERMINAL DOUBLE BOND SEPARATED BY AT LEAST ONE METHYLENE GROUP FROM A CONJUGATED OLEFINIC DOUBLE BOND SYSTEM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |