Patent US3022737A successfully refreshed from Google Patents.
US3022737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel pump
Assignee: Walbro Corp
•
Filing: 1959-05-06
•
Granted: 1962-02-27
•
Expires: 1979-05-06
Abstract
No abstract record available.
Inventors
- 👤 Charles H Tuckey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:03
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/1075; F02; F02M; F02M1/00; F04B43/00; F04B43/08; F04B43/10; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/438; F02M2700/4388; F02M2700/439; Y; Y10; Y10S; Y10S261/00; Y10S261/68
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |