Patent US2213236A successfully refreshed from Google Patents.
US2213236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure power pump or motor
Assignee: Individual
•
Filing: 1936-03-30
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Granted: 1940-09-03
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Expires: 1956-03-30
Abstract
No abstract record available.
Inventors
- 👤 Elek K Benedek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:45
CPC Classifications
F; F01; F01B; F01B1/00; F01B1/06; F01B1/0641; F01B1/0655; F01B1/0668; F01B13/00; F01B13/04; F01B13/06; F01B13/061; F01B13/062; F01B13/063; F01B13/064
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) | 1943-09-03 | 1944-03-04 | 1944-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-09-03 | 1948-03-04 | 1948-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-09-03 | 1952-03-04 | 1952-09-03 | $7700.00 | Window Closed / Lapsed |