US1664527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commutator-riveting machine
Assignee: Delco Remy Corp
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Filing: 1926-07-22
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Granted: 1928-04-03
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Expires: 1946-07-22
Abstract
No abstract record available.
Inventors
- 👤 Lora E Poole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:53
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/02; B21J15/04; B21J15/046; B21J15/10; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53148; Y10T29/53161; Y10T29/53709; Y10T29/53717; Y10T29/53961
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) | 1931-04-03 | 1931-10-03 | 1932-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-04-03 | 1935-10-03 | 1936-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-04-03 | 1939-10-03 | 1940-04-03 | $7700.00 | Window Closed / Lapsed |