US3258969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential temperature measuring apparatus
Assignee: C JACOBSEN AND CIE SA
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Filing: 1963-12-12
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Granted: 1966-07-05
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Expires: 1983-12-12
Abstract
No abstract record available.
Inventors
- 👤 Poirier Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:57
CPC Classifications
G; G01; G01K; G01K3/00; G01K3/08; G01K13/00; G01K7/00; G01K7/02; G01K7/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
DIFFERNTIAL TEMPERATURE MEASUREING APPARAUS IN COMBINATION A CASIN, A THERMOCOUPLE CONTAINED IN THE CASING, WRIST-STRAP MEANS ATTAHED TO THE CASING FOR STRAPPING SAME TO AN OPERATOR''S WRIST WITH SAID THERMOCOUPLE IN CLOSE HEAT-EXCHANGE RELATION WITH AN AREA OF THE SKIN OF THE WRIST, ANOTHER THERMOCOUPLE, AN ELECTRICAL INDICATING INSTRUMENT, AND CONDUCTOR MEANS EXTENDING FROM SAID CASING AND CONNECTING BOTH THERMOCOUPLES IN A DIFFEREN-
Claim 2
Dependent Claim
63 words
DIFFERNTIAL TEMPERATURE MEASUREING APPARAUS IN COMBINATION A CASIN, A THERMOCOUPLE CONTAINED IN THE CASING, WRIST-STRAP MEANS ATTAHED TO THE CASING FOR STRAPPING SAME TO AN OPERATOR''S WRIST WITH SAID THERMOCOUPLE IN CLOSE HEAT-EXCHANGE RELATION WITH AN AREA OF THE SKIN OF THE WRIST, ANOTHER THERMOCOUPLE, AN ELECTRICAL INDICATING INSTRUMENT, AND CONDUCTOR MEANS EXTENDING FROM SAID CASING AND CONNECTING BOTH THERMOCOUPLES IN A DIFFEREN-
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |