US2571571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acceleration element for fuel controlling means for internal-combustion engines
Assignee: National Supply Co
•
Filing: 1947-10-18
•
Granted: 1951-10-16
•
Expires: 1967-10-18
Abstract
No abstract record available.
Inventors
- 👤 Harvey W Hanners
- 👤 Carl W Areson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:07
CPC Classifications
F; F02; F02D; F02D19/00; F02D19/06; F02D19/0602; F02D19/0607; F02B; F02B7/00; F02B7/06; F02D19/0663; F02D19/0673; F02D19/0678; F02D19/08; F02D19/10; F02D19/105; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2074514A
Cited
US2166866A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |