US2465296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal chelate stabilized organic silicon compositions and products thereof
Assignee: Westinghouse Electric Corp
•
Filing: 1944-09-20
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Granted: 1949-03-22
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Expires: 1964-09-20
Abstract
No abstract record available.
Inventors
- 👤 Swiss Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:06
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2258218A
Cited
US2258222A
Cited
GB548911A
Cited
US2371068A
Cited
US2307075A
Cited
US2371050A
Cited
US2377689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |