US2337650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid for hydraulic systems
Assignee: Commercial Solvents Corp
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Filing: 1940-08-03
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Granted: 1943-12-28
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Expires: 1960-08-03
Abstract
No abstract record available.
Inventors
- 👤 Frank E Dolian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:09
CPC Classifications
C; C10; C10M; C10M3/00; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/04; C10M2207/046; C10M2207/08; C10M2207/40; C10M2207/402; C10M2207/404; C10N; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-12-27 | 1947-06-28 | 1947-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-27 | 1951-06-28 | 1951-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-27 | 1955-06-28 | 1955-12-28 | $7700.00 | Window Closed / Lapsed |