US3492948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pump/motor
Assignee: HAVILAND H PLATT
•
Filing: 1968-04-08
•
Granted: 1970-02-03
•
Expires: 1988-04-08
Abstract
No abstract record available.
Inventors
- 👤 Haviland H Platt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:23
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/04; F04B1/053; F04B1/06; F04B1/07; F04B49/00; F04B49/12; F04B49/123; F04B49/125; F04B7/00; F04B7/04; F04B7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1918985A
Cited
FR783927A
Cited
GB539399A
Cited
US2709408A
Cited
US2788636A
Cited
US3073418A
Cited
US3130684A
Cited
US3255707A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |