US2750933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection system
Assignee: Borg Warner Corp
•
Filing: 1952-02-29
•
Granted: 1956-06-19
•
Expires: 1972-02-29
Abstract
No abstract record available.
Inventors
- 👤 John A Lauck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:25
CPC Classifications
F; F02; F02M; F02M69/00; F02M69/14; F02M69/147; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86501
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2087296A
Cited
US2163458A
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FR862358A
Cited
US2270263A
Cited
US2351908A
Cited
US2453329A
Cited
US2516147A
Cited
GB657759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |