Patent US5418924A successfully refreshed from Google Patents.
Patent US808084A successfully refreshed from Google Patents.
US808084A
Expired / Lapsed
US
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Twisting-machine.
Assignee: American Thread Co
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Filing: 1900-11-10
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Granted: 1905-12-26
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Expires: 1920-11-10
Abstract
No abstract record available.
Inventors
- 👤 Peter Hardman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:17
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/04; B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2896
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) | 1908-12-25 | 1909-06-26 | 1909-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-12-25 | 1913-06-26 | 1913-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-12-25 | 1917-06-26 | 1917-12-26 | $7700.00 | Window Closed / Lapsed |