US813378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temper-screw.
Assignee: C M HAGAN
•
Filing: 1905-05-20
•
Granted: 1906-02-20
•
Expires: 1925-05-20
Abstract
No abstract record available.
Inventors
- 👤 Barret C Hagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:56
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576
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) | 1909-02-19 | 1909-08-21 | 1910-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-02-19 | 1913-08-21 | 1914-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-02-19 | 1917-08-21 | 1918-02-20 | $7700.00 | Window Closed / Lapsed |