Patent US3034535A successfully refreshed from Google Patents.
US3034535A
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US
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Fluid pressure sensitive device
Assignee: ROCKWELL REGISTER CORP
•
Filing: 1956-12-17
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Granted: 1962-05-15
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Expires: 1976-12-17
Abstract
No abstract record available.
Inventors
- 👤 John B Mcgay
- 👤 Gilbert B Clift
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:29
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/08; F15B15/10; G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/38; G01F1/386; G01L; G01L7/00; G01L7/02; G01L7/08; G01L7/082; G01L7/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2079069A
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US2286919A
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US2265629A
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US2475894A
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US2492465A
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US2585362A
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US2651328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |