US3816562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized polyphenylene ether compositions
Assignee: General Electric Co
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Filing: 1971-10-12
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Granted: 1974-06-11
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Expires: 1991-10-12
Abstract
Abstract THERE ARE PROVIDED STABILIZED COMPOSITIONS CONSISTING OF A MAJOR PROPORTION OF A THERMOPLASTIC RESIN HAVING A POLYPHENYLENE ETHER COMPONENT AND A MINOR PROPORTION OF A STABILIZER CONSISTING OF A COMPOUND CONTAINING AT LEAST ONE P-N BOND, COMBINED WITH AN ALKANOLAMINE OR A MIXTURE THEREOF WITH A BORON COMPOUND. THE BORON COMPOUND CAN INCLUDE, CARBON AND HYDROGEN, IN ADDITION TO OXYGEN.
Inventors
- 👤 K Holoch
- 👤 L Doe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:27
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5399; C08K3/00; C08K3/38; C08K5/16; C08K5/17; C08K5/55
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) | 1977-06-10 | 1977-12-10 | 1978-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-10 | 1981-12-10 | 1982-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-10 | 1985-12-10 | 1986-06-11 | $7700.00 | Window Closed / Lapsed |