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US1011884A
Expired / Lapsed
US
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Ignition device.
Assignee: LINDSLEY AND ALLEN ELECTRIC Co
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Filing: 1911-08-03
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Granted: 1911-12-12
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Expires: 1931-08-03
Abstract
No abstract record available.
Inventors
- 👤 John F Cavanagh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:57
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/02; H05B41/04; H05B41/042
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) | 1914-12-11 | 1915-06-12 | 1915-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-12-11 | 1919-06-12 | 1919-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-12-11 | 1923-06-12 | 1923-12-12 | $7700.00 | Window Closed / Lapsed |