US2629364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration absorbing handle for rock drills
Assignee: Ingersoll Rand Co
•
Filing: 1950-06-16
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Granted: 1953-02-24
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Expires: 1970-06-16
Abstract
No abstract record available.
Inventors
- 👤 James H Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:23
CPC Classifications
B; B25; B25D; B25D17/00; B25D17/04; B25D17/043; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32819; Y10T403/32827; Y10T403/45; Y10T403/451; Y10T403/452; Y10T403/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |