US3343985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cermet electrical resistance material and method of using the same
Assignee: Beckman Coulter Inc
•
Filing: 1963-02-12
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Granted: 1967-09-26
•
Expires: 1983-02-12
Abstract
No abstract record available.
Inventors
- 👤 Ronald C Vickery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:53
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/003; H01C17/00; H01C17/06; H01C17/065; H01C17/06506; H01C17/06513; H01C17/06526; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2991; Y10T428/2993; Y10T428/2996
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A METHOD VARYING THE METAL CONTENT OF A GIVEN CERMET ELEMENT INCLUDING AT LEAST ONE METAL AND A GLASS HAVING PREDETERMINED VISCOSITY WITHOUT VARYING THE TEMERATURE COEFFICIENT OF RESISTIVITY OF THE RESISTANCE ELEMENTS CONSTRUCTED THEREGROM, SDAID METHOD COMPRISING THE STEPS OF: SELECTING A GLASS HAVING A VISCOSITY CHARACTERISTIC INVERSE TO THE DESIRED CHANGE IN METAL CONTENT, AND FORMING PARTICLES OF CERMET MATERIAL INCLUDING SAID SELECTED GLASS HAVING SUBSTANTIALLY THE SAME METAL
Claim 2
Independent Claim
71 words
A METHOD VARYING THE METAL CONTENT OF A GIVEN CERMET ELEMENT INCLUDING AT LEAST ONE METAL AND A GLASS HAVING PREDETERMINED VISCOSITY WITHOUT VARYING THE TEMERATURE COEFFICIENT OF RESISTIVITY OF THE RESISTANCE ELEMENTS CONSTRUCTED THEREGROM, SDAID METHOD COMPRISING THE STEPS OF: SELECTING A GLASS HAVING A VISCOSITY CHARACTERISTIC INVERSE TO THE DESIRED CHANGE IN METAL CONTENT, AND FORMING PARTICLES OF CERMET MATERIAL INCLUDING SAID SELECTED GLASS HAVING SUBSTANTIALLY THE SAME METAL
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |