Patent US3028529A successfully refreshed from Google Patents.
US3028529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor diode
Assignee: Bendix Corp
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Filing: 1959-08-26
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Granted: 1962-04-03
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Expires: 1979-08-26
Abstract
No abstract record available.
Inventors
- 👤 Belmont Emanuel
- 👤 Charles Z Leinkram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:02
CPC Classifications
H; H10; H10D; H10D62/00; H10D62/60; H10D62/10; H10D64/00; H10D64/60; H10D99/00; H10P; H10P95/00; H10P95/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A SEMICONDUCTOR DIODE COMPRISING A WAFER OF SEMICONDUCTOR MATERIAL OF ONE TYPE OF CONDUCTIVITY HAVING A SECTION OF LOW RESISTANCE AND A SECTION OF HIGH RESISTANCE, AN OHMIC CONTACT SECURED TO SAID LOW RESISTANCE SECTION,
Claim 2
Dependent Claim
35 words
A SEMICONDUCTOR DIODE COMPRISING A WAFER OF SEMICONDUCTOR MATERIAL OF ONE TYPE OF CONDUCTIVITY HAVING A SECTION OF LOW RESISTANCE AND A SECTION OF HIGH RESISTANCE, AN OHMIC CONTACT SECURED TO SAID LOW RESISTANCE SECTION,
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) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |