Patent US2853023A successfully refreshed from Google Patents.
US2853023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid energy translating apparatuses
Assignee: American Brake Shoe Co
•
Filing: 1955-08-12
•
Granted: 1958-09-23
•
Expires: 1975-08-12
Abstract
No abstract record available.
Inventors
- 👤 John R English
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:14
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/06; F04C2/00; F04C2/30; F04C2/34; F04C2/344; F04C2/3441; F04C2/3442
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1768818A
Cited
US1799237A
Cited
US1864458A
Cited
US2312891A
Cited
US2368223A
Cited
US2460047A
Cited
US2487449A
Cited
US2547392A
Cited
US2525619A
Cited
US2493478A
Cited
US2649737A
Cited
US2677330A
Cited
US2685255A
Cited
US2746392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |