US1016603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined internal-combustion engine and compressed-air engine.
Assignee: Individual
•
Filing: 1910-03-10
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Granted: 1912-02-06
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Expires: 1930-03-10
Abstract
No abstract record available.
Inventors
- 👤 Charles Whiting Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:45
CPC Classifications
B; B61; B61C; B61C9/00; B61C9/08; B61C9/22; F; F02; F02G; F02G1/00; F02G1/04; F02G1/043; F02G1/044
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) | 1915-02-05 | 1915-08-07 | 1916-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-02-05 | 1919-08-07 | 1920-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-02-05 | 1923-08-07 | 1924-02-06 | $7700.00 | Window Closed / Lapsed |