US2539532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf-shoe calk wrench
Assignee: Individual
•
Filing: 1947-08-29
•
Granted: 1951-01-30
•
Expires: 1967-08-29
Abstract
No abstract record available.
Inventors
- 👤 Clare R Daniels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:33
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/48
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE15093E
Cited
US673056A
Cited
US1468715A
Cited
US1542425A
Cited
US1585853A
Cited
GB308541A
Cited
GB386458A
Cited
US2050005A
Cited
US2139733A
Cited
US2222145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |