US2679826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic tool
Assignee: Mechanical Research Corp
•
Filing: 1948-08-09
•
Granted: 1954-06-01
•
Expires: 1968-08-09
Abstract
No abstract record available.
Inventors
- 👤 Leavell Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:41
CPC Classifications
B; B25; B25D; B25D9/00; B25D9/06; B25D9/08; B25D2211/00; B25D2211/06; B25D2211/062; B25D2211/064
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1591930A
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US869893A
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US1845933A
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US1740818A
Cited
US1846804A
Cited
US2004180A
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US2133170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |