US2607581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic apparatus for controlling relative movement between associated bodies
Assignee: KAC Ltd
•
Filing: 1949-10-06
•
Granted: 1952-08-19
•
Expires: 1969-10-06
Abstract
No abstract record available.
Inventors
- 👤 Love John
- 👤 William M Sutherland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:52
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/26; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7723; Y10T137/7728; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20438
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2033035A
Cited
US2093015A
Cited
US2411392A
Cited
US2405062A
Cited
GB570015A
Cited
US2424198A
Cited
US2515516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |