US2871841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure injection type carburetor
Assignee: Individual
•
Filing: 1954-10-04
•
Granted: 1959-02-03
•
Expires: 1974-10-04
Abstract
No abstract record available.
Inventors
- 👤 Laurence M Goodridge
- 👤 Charles L Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:22
CPC Classifications
F; F02; F02M; F02M7/00; F02M7/10; F02B; F02B27/00; F02B27/005; F02B27/006; F02B75/00; F02B75/16; F02B75/18; F02B75/22; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1199567A
Cited
US1911135A
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US2033211A
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US1978660A
Cited
US2153047A
Cited
US2252955A
Cited
US2328764A
Cited
US2428377A
Cited
US2538281A
Cited
US2511213A
Cited
US2681214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |