US2698585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radial piston-type hydraulic pump
Assignee: HPM Development Corp
•
Filing: 1950-12-15
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Granted: 1955-01-04
•
Expires: 1970-12-15
Abstract
No abstract record available.
Inventors
- 👤 John C Cotner
- 👤 Warren R Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:02
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/04; F04B1/10; F04B1/107; F04B1/1071; F04B1/1072; F04B1/0404; F04B1/0452; F04B1/0465; F04B1/06; F04B1/07; F04B1/08; F04B49/00; F04B49/12; F04B49/123; F04B49/128
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US697019A
Cited
US2173432A
Cited
US2273468A
Cited
US2419059A
Cited
US2381741A
Cited
US2397314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |