US1272176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commutator-assembling device.
Assignee: Toledo Commutator Co
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Filing: 1917-03-03
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Granted: 1918-07-09
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Expires: 1937-03-03
Abstract
No abstract record available.
Inventors
- 👤 Louis A Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:38
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/06; Y; Y10; Y10T; Y10T279/00; Y10T279/19; Y10T279/1953; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53148; Y10T29/53678; Y10T29/53709; Y10T29/53717; Y10T29/53991
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) | 1921-07-08 | 1922-01-07 | 1922-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-07-08 | 1926-01-07 | 1926-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-07-08 | 1930-01-07 | 1930-07-09 | $7700.00 | Window Closed / Lapsed |