Patent US2473676A successfully refreshed from Google Patents.
US2473676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for hydraulic machinery
Assignee: Florence Pipe Foundry & Machin
•
Filing: 1946-03-09
•
Granted: 1949-06-21
•
Expires: 1966-03-09
Abstract
No abstract record available.
Inventors
- 👤 Louis A Camerota
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:48
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/16; Y; Y10; Y10S; Y10S60/00; Y10S60/911
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2392644A
Cited
US1927583A
Cited
US2080810A
Cited
US2213968A
Cited
US2258886A
Cited
US2210144A
Cited
US2302922A
Cited
US2298393A
Cited
US2298359A
Cited
US2417858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |