US858081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making worm and spiral gear.
Assignee: WALDO T GUY
•
Filing: 1903-02-24
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Granted: 1907-06-25
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Expires: 1923-02-24
Abstract
No abstract record available.
Inventors
- 👤 William K Liggett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:34
CPC Classifications
B; B23; B23F; B23F5/00; B23F5/20; B23F5/22; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/10159; Y10T409/102544; Y10T409/103339; Y10T409/105883; Y10T409/107473
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) | 1910-06-24 | 1910-12-24 | 1911-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-06-24 | 1914-12-24 | 1915-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-06-24 | 1918-12-24 | 1919-06-25 | $7700.00 | Window Closed / Lapsed |