US3319136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rectifier
Assignee: Dunlee Corp
•
Filing: 1964-09-08
•
Granted: 1967-05-09
•
Expires: 1984-09-08
Abstract
No abstract record available.
Inventors
- 👤 John T Perry
- 👤 Robert M Cooney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:58
CPC Classifications
H; H10; H10W; H10W90/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A RECTIFIER COMPRISING: AN ELONGATE TUBULAR HOUSING OF INSULATING MATERIAL, ELECTRICAL TERMINAL MEANS ON EACH OF THE OPPOSITE ENDS OF SAID HOUSING, A PLURALITY OF DISC-LIKE SILICON DIODES DISPOSED INSIDE SAID TUBULAR METAL HOUSING, SAID DIODES EACH HAVING A DIAMETER GREATER THAN THEIR AXIAL DIMENSION AND HAVING OPPOSITE PARALLEL PLANE FACES, A PLURALITY OF FLAT DISC-LIKE METAL SPACER ELEMENTS ALSO DISPOSED INSIDE SAID TUBULAR HOUSING, AND HAVING OPPOSITE PARALLEL PLANE FACES, SAID SPACER ELEMENTS HAVING A DIAMETER AT LEAST FIVE TIMES GREATER THAN THAT OF SAID DIODES, SAID DIODES AND SPACER ELEMENTS BEING ARRANGED SUBSTANTIALLY COAXIALLY OF EACH OTHER AND URGED TOWARD ONE ANOTHER IN A STACK BETWEEN SAID TERMINAL MEANS, SAID DIODES BEING ARRANGED IN PAIRS WITH ONE OF SAID SPACER ELEMENTS BETWEEN EACH SAID PAIR WHEREIN SAID
Claim 2
Dependent Claim
129 words
A RECTIFIER COMPRISING: AN ELONGATE TUBULAR HOUSING OF INSULATING MATERIAL, ELECTRICAL TERMINAL MEANS ON EACH OF THE OPPOSITE ENDS OF SAID HOUSING, A PLURALITY OF DISC-LIKE SILICON DIODES DISPOSED INSIDE SAID TUBULAR METAL HOUSING, SAID DIODES EACH HAVING A DIAMETER GREATER THAN THEIR AXIAL DIMENSION AND HAVING OPPOSITE PARALLEL PLANE FACES, A PLURALITY OF FLAT DISC-LIKE METAL SPACER ELEMENTS ALSO DISPOSED INSIDE SAID TUBULAR HOUSING, AND HAVING OPPOSITE PARALLEL PLANE FACES, SAID SPACER ELEMENTS HAVING A DIAMETER AT LEAST FIVE TIMES GREATER THAN THAT OF SAID DIODES, SAID DIODES AND SPACER ELEMENTS BEING ARRANGED SUBSTANTIALLY COAXIALLY OF EACH OTHER AND URGED TOWARD ONE ANOTHER IN A STACK BETWEEN SAID TERMINAL MEANS, SAID DIODES BEING ARRANGED IN PAIRS WITH ONE OF SAID SPACER ELEMENTS BETWEEN EACH SAID PAIR WHEREIN SAID
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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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |