US3132488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectricity
Assignee: Monsanto Chemicals Ltd
•
Filing: 1959-12-07
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Granted: 1964-05-12
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Expires: 1979-12-07
Abstract
No abstract record available.
Inventors
- 👤 Epstein Arnold
- 👤 Stanley M Kulifay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:35
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852; H10N10/853
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
59 words
A PROCESS OF COOLING WHICH COMPRISES APPLYING A DIRECT CURRENT TO A BODY WHICH IS COMPOSED OF THE COMPOSITION SILVER 70 TO 85%, COPPER 0.005 TO 2%, TELLURIUM 0.005 TO 1%, AND SELENIUM 4.000 TO 29.99%, WHICH BODY HAS BEEN PRESSED AT A PRESSURE OF FROM 500 TO 200,000 POUNDS PER SQUARE INCH FROM A POWDER FORM EXISTING AS
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |