US950317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed-changer.
Assignee: Individual
•
Filing: 1908-08-25
•
Granted: 1910-02-22
•
Expires: 1928-08-25
Abstract
No abstract record available.
Inventors
- 👤 Patrick H Doherty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:53
CPC Classifications
F; F16; F16H; F16H29/00; F16H29/02; F16H29/08; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1511; Y10T74/1513; Y10T74/1515; Y10T74/1516; Y10T74/1526; Y10T74/1532; Y10T74/1534; Y10T74/1535; Y10T74/1558; Y10T74/1565; Y10T74/1587; Y10T74/18; Y10T74/18416; Y10T74/18488; Y10T74/18504
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) | 1913-02-21 | 1913-08-23 | 1914-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-02-21 | 1917-08-23 | 1918-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-02-21 | 1921-08-23 | 1922-02-22 | $7700.00 | Window Closed / Lapsed |