US2435148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chlorinated dimethyl silicone polymers
Assignee: Corning Glass Works
•
Filing: 1945-05-25
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Granted: 1948-01-27
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Expires: 1965-05-25
Abstract
No abstract record available.
Inventors
- 👤 Mcgregor Rob Roy
- 👤 Warrick Earl Leathen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:36
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/38; C08G77/382; C08G77/385; C10; C10M; C10M1/00; C10M1/08; C10M2229/00; C10M2229/04; C10M2229/05; C10M2229/051
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US258218A
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US2298295A
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US2258219A
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US2258222A
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US2371050A
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US2347733A
Cited
US2384384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-26 | 1951-07-28 | 1952-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-26 | 1955-07-28 | 1956-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-26 | 1959-07-28 | 1960-01-27 | $7700.00 | Window Closed / Lapsed |