US3079953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive element
Assignee: Giannini Controls Corp
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Filing: 1962-03-19
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Granted: 1963-03-05
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Expires: 1982-03-19
Abstract
No abstract record available.
Inventors
- 👤 Carlyle A Mounteer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:26
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/02; G01L7/10; G01L7/102; G01L7/08; G01L7/082; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/0616; G05D16/0619
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A PRESSURE RESPONSIVE ELEMENT COMPRISING A METAL DIAPHRAGM HAVING AN ANNULAR PORTION THAT IS SUBSTANTIALLY STIFF AGAINST RADIAL DEFORMATION, AND HAVING RADIALLY OUTWARD THEREOF A PORTION THAT IS DEEPLY CONVOLUTED CIRCUMFERENTIALLY AND THAT IS UNDER COMPRESSION IN A RADIAL DIRECTION.
Claim 2
Dependent Claim
40 words
A PRESSURE RESPONSIVE ELEMENT COMPRISING A METAL DIAPHRAGM HAVING AN ANNULAR PORTION THAT IS SUBSTANTIALLY STIFF AGAINST RADIAL DEFORMATION, AND HAVING RADIALLY OUTWARD THEREOF A PORTION THAT IS DEEPLY CONVOLUTED CIRCUMFERENTIALLY AND THAT IS UNDER COMPRESSION IN A RADIAL DIRECTION.
References Cited (Backward Citations)
US1921312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |