US3021233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of applying an electrically conductive contact material and resulting coated article
Assignee: Honeywell Inc
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Filing: 1959-05-22
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Granted: 1962-02-13
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Expires: 1979-05-22
Abstract
No abstract record available.
Inventors
- 👤 Robert D Fenity
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:01
CPC Classifications
H; H01; H01B; H01B1/00; H01C; H01C17/00; H01C17/06; H01C17/065; H01C17/06506; H01C17/06513; H01C17/06553; H05; H05K; H05K1/00; H05K1/02; H05K1/09; H05K1/092
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
THE METHOD OF PREPARING ELECTRICALLY CONDUCTIVE FILM ON A SURFACE OF A REFRACTORY BODY, SAID METHOD INCLUDING APPLYING TO THE SURFACE OF SAID BODY A COATING COMPOSITION CONSISTING OF FROM ABOUT 85% UP TO ABOUT 99% OF SILVER, BALANCE VANADIUM PENTOXIDE, FIRING SAID COATED BODY AT A TEMPERATURE RANGING FROM BETWEEN 600* C. AND 961*C. FOR A PERIOD SUFFICIENT TO MATURE SAID FILM.
Claim 2
Independent Claim
63 words
THE METHOD OF PREPARING ELECTRICALLY CONDUCTIVE FILM ON A SURFACE OF A REFRACTORY BODY, SAID METHOD INCLUDING APPLYING TO THE SURFACE OF SAID BODY A COATING COMPOSITION CONSISTING OF FROM ABOUT 85% UP TO ABOUT 99% OF SILVER, BALANCE VANADIUM PENTOXIDE, FIRING SAID COATED BODY AT A TEMPERATURE RANGING FROM BETWEEN 600* C. AND 961*C. FOR A PERIOD SUFFICIENT TO MATURE SAID FILM.
References Cited (Backward Citations)
US2247036A
Cited
GB794579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |