Patent US3068856A successfully refreshed from Google Patents.
US3068856A
Expired / Lapsed
US
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Fluid control device
Assignee: Individual
•
Filing: 1958-02-14
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Granted: 1962-12-18
•
Expires: 1978-02-14
Abstract
No abstract record available.
Inventors
- 👤 Forrest M Bird
- 👤 Henry L Pohndorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:01
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/08; A61M16/0816; A61M16/0833; A61M16/10; A61M16/105; A61M16/106; A61M16/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2251323A
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US2567225A
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US2593046A
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US2462614A
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US2669249A
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US2598525A
Cited
US2736331A
Cited
US2774346A
Cited
US2828740A
Cited
US2996071A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |