US2712301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid motor construction
Assignee: Individual
•
Filing: 1950-10-18
•
Granted: 1955-07-05
•
Expires: 1970-10-18
Abstract
No abstract record available.
Inventors
- 👤 Charles B Gravely
- 👤 Bank Charleston National
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:16
CPC Classifications
F; F03; F03C; F03C1/00; F03C1/22; F03C1/24; F03C1/2454; F03C1/02; F03C1/04; F03C1/0403; F03C1/0406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US570528A
Cited
AT49646B
Cited
GB191211763A
Cited
US1420009A
Cited
US1874010A
Cited
US1906787A
Cited
US2350683A
Cited
US2418123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-04 | 1959-01-03 | 1959-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-04 | 1963-01-03 | 1963-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-04 | 1967-01-03 | 1967-07-05 | $7700.00 | Window Closed / Lapsed |