US1495936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor drive
Assignee: WARREN CLOCK CO
•
Filing: 1922-04-12
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Granted: 1924-05-27
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Expires: 1942-04-12
Abstract
No abstract record available.
Inventors
- 👤 Henry E Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:05
CPC Classifications
H; H02; H02K; H02K19/00; H02K19/02; H02K19/04; H02K19/06; G; G04; G04C; G04C15/00; G04C15/0009; 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) | 1927-05-27 | 1927-11-26 | 1928-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-05-27 | 1931-11-26 | 1932-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-05-27 | 1935-11-26 | 1936-05-27 | $7700.00 | Window Closed / Lapsed |