US2524949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve removing machine
Assignee: Individual
•
Filing: 1946-12-23
•
Granted: 1950-10-10
•
Expires: 1966-12-23
Abstract
No abstract record available.
Inventors
- 👤 Chester P Applegate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:55
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/24; B25B27/26; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53552; Y10T29/53561; Y10T29/53578
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1325985A
Cited
US1463130A
Cited
US1583399A
Cited
US1592898A
Cited
US1697921A
Cited
US1849538A
Cited
GB430118A
Cited
US2173398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |