Patent US3197003A successfully refreshed from Google Patents.
US3380480A
Expired / Lapsed
US
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Surge cushioning means for high pressure fluid system
Assignee: Individual
•
Filing: 1966-04-21
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Granted: 1968-04-30
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Expires: 1986-04-21
Abstract
No abstract record available.
Inventors
- 👤 William J Bleasdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:59
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F16L55/045; F16L55/05; F16L55/052; F16L55/053; F16L55/054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2712831A
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US2875788A
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US3063470A
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US3161208A
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US3103234A
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US3276477A
Cited
US3276478A
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US3299907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |