US1714528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic long-stroke pump mechanism
Assignee: Individual
•
Filing: 1926-07-23
•
Granted: 1929-05-28
•
Expires: 1946-07-23
Abstract
No abstract record available.
Inventors
- 👤 Horace M Staggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:24
CPC Classifications
F; F04; F04B; F04B47/00; F04B47/02; F04B47/04; Y; Y10; Y10S; Y10S417/00; Y10S417/904; Y10T; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2154
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) | 1932-05-27 | 1932-11-26 | 1933-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-05-27 | 1936-11-26 | 1937-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-05-27 | 1940-11-26 | 1941-05-28 | $7700.00 | Window Closed / Lapsed |