US2465726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint for impact tools
Assignee: LE ROI Co
•
Filing: 1945-10-10
•
Granted: 1949-03-29
•
Expires: 1965-10-10
Abstract
No abstract record available.
Inventors
- 👤 Henry S Hoffar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:20
CPC Classifications
E; E21; E21B; E21B17/00; E21B17/02; E21B17/04; E21B17/046; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US638564A
Cited
US917349A
Cited
GB108281A
Cited
US1950947A
Cited
US2122244A
Cited
US2234486A
Cited
US2281973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-28 | 1952-09-27 | 1953-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-28 | 1956-09-27 | 1957-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-28 | 1960-09-27 | 1961-03-29 | $7700.00 | Window Closed / Lapsed |