US2541832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric current rectifier
Assignee: General Electric Co
•
Filing: 1949-07-22
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Granted: 1951-02-13
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Expires: 1969-07-22
Abstract
No abstract record available.
Inventors
- 👤 Frederic R Quinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:35
CPC Classifications
H; H10; H10P; H10P95/00; H10D; H10D48/00; H10D48/01; H10D48/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A RECTIFIER ELEMENT COMPRISING A MOLYBDENUM ELECTRODE AND A SECOND ELECTRODE COMPRISING A MIXTURE OF MOLYBDENUM SULFIDE AND A SULFIDE OF A GROUP II METAL AND MEANS FOR MAKING ELECTRICAL CONTACT WITH THE SECOND ELECTRODE.
Claim 2
Dependent Claim
35 words
A RECTIFIER ELEMENT COMPRISING A MOLYBDENUM ELECTRODE AND A SECOND ELECTRODE COMPRISING A MIXTURE OF MOLYBDENUM SULFIDE AND A SULFIDE OF A GROUP II METAL AND MEANS FOR MAKING ELECTRICAL CONTACT WITH THE SECOND ELECTRODE.
References Cited (Backward Citations)
US1751361A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |