US3399172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic condensation polymers terminated with particular imide groups
Assignee: General Electric Co
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Filing: 1966-04-19
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Granted: 1968-08-27
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Expires: 1986-04-19
Abstract
No abstract record available.
Inventors
- 👤 Donald B G Jaquiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:24
CPC Classifications
C; C08; C08G; C08G64/00; C08G64/04; C08G64/06; C08G63/00; C08G63/68; C08G63/685; C08G63/6854; C08G63/6856; C08G64/16; C08G64/1608; C08G64/1625; C08G64/1641; C08G64/42
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) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |