US2575356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe slip actuator
Assignee: Byron Jackson Co
•
Filing: 1946-04-09
•
Granted: 1951-11-20
•
Expires: 1966-04-09
Abstract
No abstract record available.
Inventors
- 👤 Gird E Mullinix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:48
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1341702A
Cited
US1543904A
Cited
US1678307A
Cited
US1548559A
Cited
US1656864A
Cited
US1685284A
Cited
US1945876A
Cited
US1878372A
Cited
US1860062A
Cited
US1924436A
Cited
US1999519A
Cited
US2076042A
Cited
US2090854A
Cited
US2231923A
Cited
US2109546A
Cited
US2151208A
Cited
US2340597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |