US1183541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve.
Assignee: PYLE-NATIONAL ELECTRIC HEADLIGHT Co
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Filing: 1915-06-21
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Granted: 1916-05-16
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Expires: 1935-06-21
Abstract
No abstract record available.
Inventors
- 👤 Charles W Dake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:59
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/141; F01D17/145; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7668; Y10T137/794; Y10T137/8085
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) | 1919-05-16 | 1919-11-15 | 1920-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-05-16 | 1923-11-15 | 1924-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-05-16 | 1927-11-15 | 1928-05-16 | $7700.00 | Window Closed / Lapsed |