US2426588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump or motor
Assignee: Individual
•
Filing: 1945-02-06
•
Granted: 1947-09-02
•
Expires: 1965-02-06
Abstract
No abstract record available.
Inventors
- 👤 Elek K Benedek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:58
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/04; F04B1/0404; F04B1/0452; F04B1/0456; F01; F01B; F01B13/00; F01B13/04; F01B13/06; F01B13/061; F01B13/063; F01B13/065; F01B13/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1964244A
Cited
US2074204A
Cited
US2021353A
Cited
US2159245A
Cited
US2129642A
Cited
US2021354A
Cited
US2111659A
Cited
US2374592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-01 | 1951-03-03 | 1951-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-01 | 1955-03-03 | 1955-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-01 | 1959-03-03 | 1959-09-02 | $7700.00 | Window Closed / Lapsed |