US3002989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of stabilizing organosilicon fluids
Assignee: Dow Silicones Corp
•
Filing: 1959-03-09
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Granted: 1961-10-03
•
Expires: 1979-03-09
Abstract
No abstract record available.
Inventors
- 👤 Richard W Awe
- 👤 Harry M Schiefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:01
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/38; C08G77/382; C08G77/398; C08K; C08K5/00; C08K5/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2831880A
Cited
GB799067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |