US2901000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve assembly
Assignee: Tokheim Corp
•
Filing: 1954-07-22
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Granted: 1959-08-25
•
Expires: 1974-07-22
Abstract
No abstract record available.
Inventors
- 👤 George W Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:09
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/1037; F04B53/104; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/20; F16K1/2021; F16K1/2028; F16K15/00; F16K15/02; F16K15/03; F16K15/033; F16K15/035; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7854; Y10T137/7857; Y10T137/7898
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US356997A
Cited
US677474A
Cited
US1673831A
Cited
US2277295A
Cited
US2336486A
Cited
US2419318A
Cited
FR58590E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |