US2962410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethoxyline resins
Assignee: General Electric Co
•
Filing: 1957-10-21
•
Granted: 1960-11-29
•
Expires: 1977-10-21
Abstract
No abstract record available.
Inventors
- 👤 Leo S Kohn
- 👤 Archie H Horner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:28
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/56; C08G59/4007; C08G59/4092; C08G59/5006; C08G59/5013; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2925; Y10T428/2933; Y10T428/294; Y10T428/31504; Y10T428/31511; Y10T428/31529
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A COMPOSITION OF MATTER COMPRISING (1) A COMPLEX EPOXIDE RESIN HAVING NOT MORE THAN ABOUT ONE HYDROXYL GROUP PER MOLECULE, COMPRISING A POLYETHER DERIVATIVE OF A POLYHYDRIC PHENOL CONTAINING EPOXY GROUPS OBTAINED BY REACTING BIS-(4-HYDROXYPHENYL)-2,2-PROPANE AND EPICHLOROHYDRIN AND (2) A MIXTURE OF DIFFERENT CURING AGENTS FOR (1) COMPRISING (A) FROM ABOUT 0.1 TO ABOUT 6 PERCENT BY WEIGHT OF N COCOMORPHOLINE AND (B) FROM ABOUT 0.2 TO ABOUT 10 PERCENT BY WEIGHT OF TETRABUTYL TITANATE, THE WEIGHTS OF SAID CURING AGENTS BEING BASED ON THE WEIGHT OF THE EPOXIDE RESIN.
Claim 2
Dependent Claim
90 words
A COMPOSITION OF MATTER COMPRISING (1) A COMPLEX EPOXIDE RESIN HAVING NOT MORE THAN ABOUT ONE HYDROXYL GROUP PER MOLECULE, COMPRISING A POLYETHER DERIVATIVE OF A POLYHYDRIC PHENOL CONTAINING EPOXY GROUPS OBTAINED BY REACTING BIS-(4-HYDROXYPHENYL)-2,2-PROPANE AND EPICHLOROHYDRIN AND (2) A MIXTURE OF DIFFERENT CURING AGENTS FOR (1) COMPRISING (A) FROM ABOUT 0.1 TO ABOUT 6 PERCENT BY WEIGHT OF N COCOMORPHOLINE AND (B) FROM ABOUT 0.2 TO ABOUT 10 PERCENT BY WEIGHT OF TETRABUTYL TITANATE, THE WEIGHTS OF SAID CURING AGENTS BEING BASED ON THE WEIGHT OF THE EPOXIDE RESIN.
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) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |