US3521664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve supporting panel board assembly
Assignee: EDWARD J MEDICI
•
Filing: 1968-04-23
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Granted: 1970-07-28
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Expires: 1988-04-23
Abstract
No abstract record available.
Inventors
- 👤 Edward J Medici
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:33
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/06; F15B13/08; F15B13/0803; F15B13/0821; F15B13/0825; F15B13/0807; F15B13/0817; F15B13/0832; F15B13/0878; F15B13/0896; F16; F16K; F16K27/00; F16K27/003; Y; Y10; Y10T; Y10T137/00; Y10T137/6851
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2831649A
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US2927602A
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US2951498A
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US2992437A
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US2992438A
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US2992315A
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US3093002A
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US3221454A
Cited
US3384115A
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US3433260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-27 | 1974-01-26 | 1974-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-27 | 1978-01-26 | 1978-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-27 | 1982-01-26 | 1982-07-28 | $7700.00 | Window Closed / Lapsed |