US3254279A
Expired / Lapsed
US
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Composite alloy electric contact element
Assignee: Individual
•
Filing: 1963-04-17
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Granted: 1966-05-31
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Expires: 1983-04-17
Abstract
No abstract record available.
Inventors
- 👤 Cohn James
- 👤 Cohn Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:12
CPC Classifications
H; H10; H10P; H10P95/00; C; C22; C22C; C22C5/00; H01; H01H; H01H1/00; H01H1/02; H01H1/021; H01H1/023; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
AN ELECTRICALLY CONDUCTIVE CONTACT ELEMENT WHICH IS ADAPTED TO BE USED IN AN ELECTRICAL DEVICE AND WHICH IS COMPOSED OF AN ALLOY CONSISTING ESSENTIALLY OF GALLIUM IN THE AMOUNT OF 0.3% TO 6%, A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM IN THE AMOUNT OF 0.1% TO 20% AND PALLADIUM IN THE AMOUNT OF 0.055% TO 11%, SAID AMOUNTS BEING ON A WEIGHT BASIS, THE BALANCE
Claim 2
Dependent Claim
67 words
AN ELECTRICALLY CONDUCTIVE CONTACT ELEMENT WHICH IS ADAPTED TO BE USED IN AN ELECTRICAL DEVICE AND WHICH IS COMPOSED OF AN ALLOY CONSISTING ESSENTIALLY OF GALLIUM IN THE AMOUNT OF 0.3% TO 6%, A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM IN THE AMOUNT OF 0.1% TO 20% AND PALLADIUM IN THE AMOUNT OF 0.055% TO 11%, SAID AMOUNTS BEING ON A WEIGHT BASIS, THE BALANCE
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) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |