US2826187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for the control of combustion in internal combustion engines
Assignee: Individual
•
Filing: 1956-12-03
•
Granted: 1958-03-11
•
Expires: 1976-12-03
Abstract
No abstract record available.
Inventors
- 👤 Andre J Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:11
CPC Classifications
F; F02; F02B; F02B19/00; F02B19/12; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2642054A
Cited
GB193787A
Cited
US1523454A
Cited
GB216391A
Cited
US2033155A
Cited
US2041708A
Cited
US2065419A
Cited
US2173081A
Cited
GB443348A
Cited
US2199706A
Cited
US2238852A
Cited
US2314175A
Cited
US2316790A
Cited
US2456080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |