Patent US1331650A successfully refreshed from Google Patents.
Patent US4011547A successfully refreshed from Google Patents.
Patent US271616A successfully refreshed from Google Patents.
Patent US2480648A successfully refreshed from Google Patents.
US2480648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stud extractor and method of making the same
Assignee: Individual
•
Filing: 1947-11-03
•
Granted: 1949-08-30
•
Expires: 1967-11-03
Abstract
No abstract record available.
Inventors
- 👤 Delmar C Harer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:57
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1844241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |