US3494341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supply of carburetted gas to internal combustion engines
Assignee: Individual
•
Filing: 1967-12-29
•
Granted: 1970-02-10
•
Expires: 1987-12-29
Abstract
No abstract record available.
Inventors
- 👤 Max Yves Antonin Marie Serruys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:25
CPC Classifications
F; F02; F02M; F02M23/00; F02M1/00; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/4361; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1761692A
Cited
US1916257A
Cited
US2100466A
Cited
US2129608A
Cited
US2553896A
Cited
US2944646A
Cited
US3190275A
Cited
US3150649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |