US2594856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid motor
Assignee: AIR APPLIANCES Corp
•
Filing: 1947-06-17
•
Granted: 1952-04-29
•
Expires: 1967-06-17
Abstract
No abstract record available.
Inventors
- 👤 Fred A Bluhm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:24
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE167870C
Cited
US270576A
Cited
US884200A
Cited
US958492A
Cited
US1873907A
Cited
US2303872A
Cited
US2354189A
Cited
US2290937A
Cited
US2346502A
Cited
US2391996A
Cited
US2376009A
Cited
US2415607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |