US2828279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organosilicon monomers and thermoset resins prepared therefrom
Assignee: Westinghouse Electric Corp
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Filing: 1954-06-21
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Granted: 1958-03-25
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Expires: 1974-06-21
Abstract
No abstract record available.
Inventors
- 👤 Daniel W Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:38
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/46; C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/18; C07F7/1804; C08; C08F; C08F30/00; C08F30/04; C08F30/08; C08G; C08G77/00; C08G77/48; C08G77/50; C08G77/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A POLYMERIZABLE COMPOSITION COMPRISING AN ORGANOSILICON MONOMER HAVING THE STRUCTURAL UNIT
Claim 2
Dependent Claim
11 words
A POLYMERIZABLE COMPOSITION COMPRISING AN ORGANOSILICON MONOMER HAVING THE STRUCTURAL UNIT
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) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |