Patent US2885108A successfully refreshed from Google Patents.
Patent US3265805A successfully refreshed from Google Patents.
US3265805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor power device
Assignee: Power Components Inc
•
Filing: 1964-02-03
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Granted: 1966-08-09
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Expires: 1984-02-03
Abstract
No abstract record available.
Inventors
- 👤 Alan J Carlan
- 👤 Kenneth H Wallhausen
- 👤 Ray H Salinas
- 👤 Willard E Payne
- 👤 Jr Barney P Bazin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:58
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/138; H10W72/00; H10W72/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A SEMICONDUCTOR DEVICE OF THE TYPE IN WHICH A SEMICONDUCTOR ELEMENT IS HOUSED WITHIN A SURROUNDING ENVELOPE, THE COMBINATION OF SOLID SUBSTANTIALLY INFLEXIBLE ELECTRICAL CONTACT MEMBERS RIGIDLY SECURED AND ELECTRICALLY CONNECTED TO OPPOSITE SIDES OF SAID SEMICONDUCTIVE ELEMENT, A GENERALLY TUBULAR HOUSING OF CERAMIC MATERIAL SURROUNDING THE SEMICONDUCTIVE ELEMENT AND EXTENDING BETWEEN SAID CONTACT MEMBERS, MEANS INCLUDING FLANGES ON THE CONTACT MEMBERS EXTENDING ALONG THE AXIS OF THE SEMICONDUTOR DEVICE FOR SEALING OPPOSITE ENDS OF THE HOUSING TO THE CONTACT MEMBERS, AND GENERALLY ANNULAR GROOVE IN ONE OF SAID CONTACT MEMBERS FORMIGN A GEN-
Claim 2
Dependent Claim
95 words
IN A SEMICONDUCTOR DEVICE OF THE TYPE IN WHICH A SEMICONDUCTOR ELEMENT IS HOUSED WITHIN A SURROUNDING ENVELOPE, THE COMBINATION OF SOLID SUBSTANTIALLY INFLEXIBLE ELECTRICAL CONTACT MEMBERS RIGIDLY SECURED AND ELECTRICALLY CONNECTED TO OPPOSITE SIDES OF SAID SEMICONDUCTIVE ELEMENT, A GENERALLY TUBULAR HOUSING OF CERAMIC MATERIAL SURROUNDING THE SEMICONDUCTIVE ELEMENT AND EXTENDING BETWEEN SAID CONTACT MEMBERS, MEANS INCLUDING FLANGES ON THE CONTACT MEMBERS EXTENDING ALONG THE AXIS OF THE SEMICONDUTOR DEVICE FOR SEALING OPPOSITE ENDS OF THE HOUSING TO THE CONTACT MEMBERS, AND GENERALLY ANNULAR GROOVE IN ONE OF SAID CONTACT MEMBERS FORMIGN A GEN-
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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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |