US2530110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonlinear circuit device utilizing germanium
Assignee: Unisys Corp
•
Filing: 1944-06-02
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Granted: 1950-11-14
•
Expires: 1964-06-02
Abstract
No abstract record available.
Inventors
- 👤 John R Woodyard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:44
CPC Classifications
H; H03; H03B; H03B7/00; H03B7/02; H03B7/06; C; C22; C22B; C22B41/00; C22C; C22C28/00; H01; H01C; H01C7/00; H01C7/10; H10; H10P; H10P95/00; Y; Y10; Y10S; Y10S420/00; Y10S420/903; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A RECTIFIER COMPRISING A PLATE OF GERMANIUMPHOSPHORUS ALLOY, AND A POINT OF HARD CONDUCTING MATERIAL IN CONTACT WITH THE SURFACE OF THE PLATE.
Claim 2
Dependent Claim
23 words
A RECTIFIER COMPRISING A PLATE OF GERMANIUMPHOSPHORUS ALLOY, AND A POINT OF HARD CONDUCTING MATERIAL IN CONTACT WITH THE SURFACE OF THE PLATE.
References Cited (Backward Citations)
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US1118228A
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US1329761A
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US1602542A
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US1792781A
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US1856865A
Cited
US1926884A
Cited
US2154027A
Cited
US2175016A
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US2266430A
Cited
US2375355A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |