US1121868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-generator for internal-combustion engines.
Assignee: STANDARD MOTOR CONSTRUCTION Co
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Filing: 1914-02-11
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Granted: 1914-12-22
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Expires: 1934-02-11
Abstract
No abstract record available.
Inventors
- 👤 Carl C Riotte
- 👤 Marie L Riotte
- 👤 Benjamin C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:18
CPC Classifications
F; F02; F02M; F02M31/00; F02M31/02; F02M31/16; F02M31/18; Y; Y10; Y10S; Y10S55/00; Y10S55/28
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) | 1917-12-21 | 1918-06-22 | 1918-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-12-21 | 1922-06-22 | 1922-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-12-21 | 1926-06-22 | 1926-12-22 | $7700.00 | Window Closed / Lapsed |