Patent US3510101A successfully refreshed from Google Patents.
US3510101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-pressure valve
Assignee: Individual
•
Filing: 1967-02-16
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Granted: 1970-05-05
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Expires: 1987-02-16
Abstract
No abstract record available.
Inventors
- 👤 Wilson A Burtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:42
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/20; F16K1/2007; F16K1/2028; F16K1/2042; F16K1/2057; F16K1/2071; F16K1/2078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1001130A
Cited
US3077331A
Cited
FR1261204A
Cited
US3077332A
Cited
US3153427A
Cited
US3182951A
Cited
US3334858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |