US2811441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conductive composition and method of manufacture thereof
Assignee: Baso Inc
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Filing: 1955-06-01
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Granted: 1957-10-29
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Expires: 1975-06-01
Abstract
No abstract record available.
Inventors
- 👤 Robert W Fritts
- 👤 Karrer Sebastian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:07
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852; H01; H01B; H01B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AN ALLOY CONTAINING AS TWO OF ITS ESSENTIALL CONSTITUENTS LEAD AND TELLURIUM, THE PERCENT BY WEIGHT OF LEAD BEING 59.0% TO 62.8%, BALANCE SUBSTANTIALLY ALL TELLURIUM, AND THE ALLOY CONTAINING NO MORE THAN 0.001% BY WEIGHT OTHER MATTER EXCEPT FOR LIMITED EFFECTIVE AMOUNTS OF A PROMOTER FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM AND THALLIUM AFFORDING THE ALLOY REPRODUCIBLE VARIATION OF AND CONTROL OVER THE ELECTRICAL PROPERTIES THEREOF.
Claim 2
Dependent Claim
68 words
AN ALLOY CONTAINING AS TWO OF ITS ESSENTIALL CONSTITUENTS LEAD AND TELLURIUM, THE PERCENT BY WEIGHT OF LEAD BEING 59.0% TO 62.8%, BALANCE SUBSTANTIALLY ALL TELLURIUM, AND THE ALLOY CONTAINING NO MORE THAN 0.001% BY WEIGHT OTHER MATTER EXCEPT FOR LIMITED EFFECTIVE AMOUNTS OF A PROMOTER FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM AND THALLIUM AFFORDING THE ALLOY REPRODUCIBLE VARIATION OF AND CONTROL OVER THE ELECTRICAL PROPERTIES THEREOF.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-28 | 1961-04-29 | 1961-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-28 | 1965-04-29 | 1965-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-28 | 1969-04-29 | 1969-10-29 | $7700.00 | Window Closed / Lapsed |