US2769739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shellac-ethoxyline resin insulating compositions
Assignee: General Electric Co
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Filing: 1953-03-26
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Granted: 1956-11-06
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Expires: 1973-03-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph G Flowers
- 👤 Gustave D Holmberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:02
CPC Classifications
C; C08; C08L; C08L63/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31844; Y10T428/31848; Y10T442/00; Y10T442/30; Y10T442/3472; Y10T442/3602; Y10T442/3667
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF THE PRODUCT OBTAINED BY REACTING (1) AN ETHOXYLINE RESIN COMPRISING THE REACTION PRODUCT OF A POLYHYDRIC PHENOL AND AN EPIHALOGENOHYDRIN AND (2) AT LEAST 10% BY WEIGHT OF SHELLAC BASED ON THE WEIGHT OF THE COMBINED RESINS.
Claim 2
Dependent Claim
44 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF THE PRODUCT OBTAINED BY REACTING (1) AN ETHOXYLINE RESIN COMPRISING THE REACTION PRODUCT OF A POLYHYDRIC PHENOL AND AN EPIHALOGENOHYDRIN AND (2) AT LEAST 10% BY WEIGHT OF SHELLAC BASED ON THE WEIGHT OF THE COMBINED RESINS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |