US2686447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stud extractor structure
Assignee: Individual
•
Filing: 1953-05-11
•
Granted: 1954-08-17
•
Expires: 1973-05-11
Abstract
No abstract record available.
Inventors
- 👤 Vernon L Vock
- 👤 Charles R Ebert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:15
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49718; Y10T29/49721; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53687; Y10T408/00; Y10T408/55; Y10T408/557
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US410780A
Cited
US1323987A
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US647133A
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US730244A
Cited
US715631A
Cited
US2125005A
Cited
US2401490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |