US3384599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Siloxane-polyol compositions and process therefor
Assignee: Union Carbide Corp
•
Filing: 1964-08-13
•
Granted: 1968-05-21
•
Expires: 1984-08-13
Abstract
No abstract record available.
Inventors
- 👤 George M Omietanski
- 👤 Thomas C Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:48
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/61; C08G18/42; C08G18/46; C08G18/4692; C08G18/48; C08G18/50; C08G18/5096; C08G77/00; C08G77/42; C08G77/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3190903A
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US3075928A
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US3075927A
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US3193567A
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US3175995A
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US3246048A
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US3234252A
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US3177178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |