US953651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rock-drilling machine.
Assignee: Individual
•
Filing: 1909-04-01
•
Granted: 1910-03-29
•
Expires: 1929-04-01
Abstract
No abstract record available.
Inventors
- 👤 Lee West
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:25
CPC Classifications
F; F01; F01B; F01B1/00; F01B1/06; F01B1/0641; F01B1/0668; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18024; Y10T74/18056; Y10T74/18296; Y10T74/18304; Y10T74/18312
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) | 1913-03-28 | 1913-09-27 | 1914-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-03-28 | 1917-09-27 | 1918-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-03-28 | 1921-09-27 | 1922-03-29 | $7700.00 | Window Closed / Lapsed |