US2995148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poppet valve and mounting
Assignee: Individual
•
Filing: 1959-05-29
•
Granted: 1961-08-08
•
Expires: 1979-05-29
Abstract
No abstract record available.
Inventors
- 👤 Novak Stanley
- 👤 Jr George L Glaeser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:03
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/18; F16K17/19; F16K17/196; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7772; Y10T137/7774; Y10T137/7775; Y10T137/7776; Y10T137/7777; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7931
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US973440A
Cited
US1242839A
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US1229885A
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US2072271A
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US2138000A
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US2393589A
Cited
US2596982A
Cited
US2550138A
Cited
US2592547A
Cited
US2612408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |