US2946222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure sensitive resistance bridge circuit
Assignee: Individual
•
Filing: 1955-05-04
•
Granted: 1960-07-26
•
Expires: 1975-05-04
Abstract
No abstract record available.
Inventors
- 👤 Edward J Hujsak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:54
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0001; G01L9/0002; G01L19/00; G01L19/06; G01L19/0627; G01L19/0645
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2175890A
Cited
US2230779A
Cited
FR895637A
Cited
US2573286A
Cited
US2566326A
Cited
US2580407A
Cited
US2807167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |