Patent US3238487A successfully refreshed from Google Patents.
US3238487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure responsive transducer
Assignee: Ametek Inc
•
Filing: 1964-03-30
•
Granted: 1966-03-01
•
Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Ambrose E Van Le
- 👤 James D Fulmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:30
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0082; G01L9/0083; G01L13/00; G01L13/02; G01L13/028
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
IN A TRANSDUCER, A SUPPORT; A COMPONENT SUPPORTING FRAME MOUNTED ON SAID SUPPORT; A FLEXIBLE STRIP HAVING ITS ONE END FIXED TO SAID SUPPORT AND ITS OPPOSITE END ADJUSTABLY CONNECTED TO SAID FRAME; A PRESSURE-SENSITIVE ELEMENT MOUNTED ON SAID FLEXIBLE STRIP; A CIRCUIT BOARD MOUNTED ON SAID FRAME; A PLURALITY OF IMPEDANCES MOUNTED ON SAID CIRCUIT BOARD; A PLURALITY OF CORRESPONDING FINGER CONTACTS MOUNTED ON SAID BOARD, ONE CONNECTED TO EACH OF SAID IMPEDANCES; ANOTHER FLEXIBLE STRIP MEANS HAVING ONE END CONNECTED TO AND SPACED FROM SAID BOARD, SAID STRIP MEANS BEING IN COOPERATING POSITION WITH SAID PRESSURE-SENSITIVE ELEMENT; AND CAM MEANS AT THE FREE END OF SAID OTHER FLEXIBLE STRIP MEANS AND IN COOPERATING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |