US3766302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel bis imide compositions and polymers therefrom
Assignee: General Electric Co
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Filing: 1971-06-03
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Granted: 1973-10-16
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Expires: 1991-06-03
Abstract
Abstract THE INVENTION COVERS NOVEL IMIDE COMPOSITIONS, AND COREACTION PRODUCTS OF THE LATTER WITH COPOLYMERIZABLE MONOMERS AND VARIOUS POLYMERS AND RESIN. THE COMPOSITIONS HEREIN DESCRIBED HAVE MANY USES INCLUDING INSULATION AND PROTECTIVE APPLICATIONS AS WELL AS BEING USEFUL IN NUMEROUS MOLDING APPLICATIONS.
Inventors
- 👤 F Holub
- 👤 C Emerick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:12
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/44; C07D207/444; C07D207/448; C07D207/452; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D209/49; C07D209/56; C07D209/58; C07D209/72; C07D209/76; C08; C08F; C08F22/00; C08F22/36; C08G; C08G73/00; C08G73/06; C08G73/10; C08G73/12; C08G73/124; C08G73/125; C08L; C08L71/00; C08L71/08; C08L71/10; C08L71/12; C08L71/123
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-15 | 1977-04-16 | 1977-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-15 | 1981-04-16 | 1981-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-15 | 1985-04-16 | 1985-10-16 | $7700.00 | Window Closed / Lapsed |