Patent US1211705A successfully refreshed from Google Patents.
US1211705A
Expired / Lapsed
US
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Decarbonizing attachment for internal-combustion motors.
Assignee: Individual
•
Filing: 1915-10-27
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Granted: 1917-01-09
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Expires: 1935-10-27
Abstract
No abstract record available.
Inventors
- 👤 George H Hodgdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:08
CPC Classifications
F; F02; F02M; F02M25/00; F02M25/022; F02M25/0221; F02M25/0225; F02M25/025; F02M25/028; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1920-01-09 | 1920-07-10 | 1921-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-01-09 | 1924-07-10 | 1925-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-01-09 | 1928-07-10 | 1929-01-09 | $7700.00 | Window Closed / Lapsed |