US2833658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organosilicon release agents
Assignee: —
•
Filing: —
•
Granted: 1958-05-06
•
Expires: 1975-05-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:58
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2207/00; C10M2207/28; C10M2207/283; C10M2207/2835; C10M2207/287; C10M2207/289; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/1045; C10M2215/00; C10M2215/02; C10M2215/04; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/08; C10M2219/082; C10M2219/084; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/043; C10N; C10N2040/00; C10N2040/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |