US2516787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting of internal-combustion engines
Assignee: California Research LLC
•
Filing: 1948-06-16
•
Granted: 1950-07-25
•
Expires: 1968-06-16
Abstract
No abstract record available.
Inventors
- 👤 Clark J Moody
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:23
CPC Classifications
F; F02; F02N; F02N19/00; F02N19/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191302252A
Cited
US1592953A
Cited
US1526838A
Cited
FR32684E
Cited
US2018570A
Cited
US2364356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |