US1168637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-restoring switch for ignition systems of internal-combustion engines.
Assignee: SIMMS MAGNETO Co
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Filing: 1915-01-29
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Granted: 1916-01-18
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Expires: 1935-01-29
Abstract
No abstract record available.
Inventors
- 👤 Francis R Hoyt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:29
CPC Classifications
F; F01; F01L; F01L1/00; F02; F02P; F02P3/00; F02P3/02; F02P3/04; F02P3/055; F02P3/0552; F02P3/0556
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) | 1919-01-17 | 1919-07-19 | 1920-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-01-17 | 1923-07-19 | 1924-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-01-17 | 1927-07-19 | 1928-01-18 | $7700.00 | Window Closed / Lapsed |