US3413377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resins of poly(epoxyalkyl-2-oxazolidinone), phenolic based polyepoxides and monoepoxy compounds
Assignee: Avantor Performance Materials LLC
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Filing: 1966-04-28
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Granted: 1968-11-26
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Expires: 1986-04-28
Abstract
No abstract record available.
Inventors
- 👤 Charles H Schramm
- 👤 Zief Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:26
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/02; C08G59/04; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3802; C08G18/3804; C08G18/3806; C08G59/14; C08G59/1433; C08G59/1438; C08G59/145; C08G59/18; C08G59/20; C08G59/22; C08G59/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |