US972548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handle for pneumatic drills.
Assignee: AURORA AUTOMATIC MACHINERY Co
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Filing: 1909-12-13
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Granted: 1910-10-11
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Expires: 1929-12-13
Abstract
No abstract record available.
Inventors
- 👤 Axel Levedahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:24
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16F; F16F1/00; F16F1/36; F16F1/38; F16F1/3835; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1913-10-10 | 1914-04-11 | 1914-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-10-10 | 1918-04-11 | 1918-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-10-10 | 1922-04-11 | 1922-10-11 | $7700.00 | Window Closed / Lapsed |