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US983361A
Expired / Lapsed
US
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Back-geared motor.
Assignee: Allis Chalmers Corp
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Filing: 1910-02-28
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Granted: 1911-02-07
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Expires: 1930-02-28
Abstract
No abstract record available.
Inventors
- 👤 Alexander M Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:25
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/10; H02K7/116; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
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) | 1914-02-06 | 1914-08-08 | 1915-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-02-06 | 1918-08-08 | 1919-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-02-06 | 1922-08-08 | 1923-02-07 | $7700.00 | Window Closed / Lapsed |