US3106493A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermocouple
Assignee: General Electric Co
•
Filing: 1961-05-05
•
Granted: 1963-10-08
•
Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Japka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:46
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A HOLLOW PROTECTIVE THERMOCOUPLE SHEATH, CLOSED AT ONE END, COMPRISING: A METALLIC BODY; A METALLIC FIRST COATING BONDED WITH AN OUTER SURFACE OF BODY, THE METALLIC BODY AND THE METALLIC FIRST COATING BEING OF AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN, TANTALUM, RHENIUM AND THEIR ALLOYS; AND A COMPOSITE SECOND COATING BONDED WITH AN OUTER SURFACE OF THE METALLIC FIRST COATING, THE COMPOSITE SECOND COATING CONSISTING ESSENTIALLY OF: AN INNER ALUMINA PORTION BONDED WITH SAID OUTER SURFACE, AND AN OUTER ZIRCON PORTION BONDED WITH THE INNER ALUMINA PORTION.
Claim 2
Dependent Claim
93 words
A HOLLOW PROTECTIVE THERMOCOUPLE SHEATH, CLOSED AT ONE END, COMPRISING: A METALLIC BODY; A METALLIC FIRST COATING BONDED WITH AN OUTER SURFACE OF BODY, THE METALLIC BODY AND THE METALLIC FIRST COATING BEING OF AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN, TANTALUM, RHENIUM AND THEIR ALLOYS; AND A COMPOSITE SECOND COATING BONDED WITH AN OUTER SURFACE OF THE METALLIC FIRST COATING, THE COMPOSITE SECOND COATING CONSISTING ESSENTIALLY OF: AN INNER ALUMINA PORTION BONDED WITH SAID OUTER SURFACE, AND AN OUTER ZIRCON PORTION BONDED WITH THE INNER ALUMINA PORTION.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |