US855134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commutator assembling and finishing device.
Assignee: EUREKA TEMPERED COPPER WORKS
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Filing: 1905-12-01
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Granted: 1907-05-28
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Expires: 1925-12-01
Abstract
No abstract record available.
Inventors
- 👤 John Risbridger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:13
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/06; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53148; Y10T29/53161; Y10T29/53796; Y10T29/53835; Y10T29/53848; Y10T29/53857; Y10T29/53891
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) | 1910-05-27 | 1910-11-26 | 1911-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-05-27 | 1914-11-26 | 1915-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-05-27 | 1918-11-26 | 1919-05-28 | $7700.00 | Window Closed / Lapsed |