US3301920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diepoxide formed by the condensation of a monohydroxyaliphatic monoglycidyl ether with a dialkyl ester of a carboxylic acid
Assignee: Celanese Coatings Co
•
Filing: 1963-10-17
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Granted: 1967-01-31
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Expires: 1983-10-17
Abstract
No abstract record available.
Inventors
- 👤 Herbert P Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:39
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3215757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |