Patent US2392713A successfully refreshed from Google Patents.
US2392713A
Expired / Lapsed
US
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Process of preparing dimethyl silicone elastomers
Assignee: General Electric Co
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Filing: 1944-07-01
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Granted: 1946-01-08
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Expires: 1964-07-01
Abstract
No abstract record available.
Inventors
- 👤 James G E Wright
- 👤 Curtis S Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:38
CPC Classifications
C; C08; C08J; C08J11/00; C08J11/04; C08J11/10; C08J11/18; C08J11/28; C08J2383/00; C08J2383/04; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62
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) | 1949-01-07 | 1949-07-09 | 1950-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-07 | 1953-07-09 | 1954-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-07 | 1957-07-09 | 1958-01-08 | $7700.00 | Window Closed / Lapsed |