US2904065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve for fuel pumps and the like
Assignee: PERRY PLASTICS Inc
•
Filing: 1957-05-10
•
Granted: 1959-09-15
•
Expires: 1977-05-10
Abstract
No abstract record available.
Inventors
- 👤 Butlin Charles Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:16
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/102; F16; F16K; F16K15/00; F16K15/02; F16K15/025; F16K27/00; F16K27/02; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7559; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7937
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US833559A
Cited
US939987A
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US1998444A
Cited
GB500785A
Cited
DE887897C
Cited
US2622842A
Cited
US2752942A
Cited
DE929174C
Cited
US2726843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |