US3133206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Logic circuit having bistable tunnel diode reset by monostable diode
Assignee: RCA Corp
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Filing: 1960-06-07
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Granted: 1964-05-12
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Expires: 1980-06-07
Abstract
No abstract record available.
Inventors
- 👤 Richard H Bergman
- 👤 Eldon C Cornish
- 👤 Melvin M Kaufman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:41
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/08; H03K19/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
IN COMBINATION, A FIRST NEGATIVE RESISTANCE DIODE CIRCUIT HAVING TWO STABLE OPERATING STATES; A SECOND NEGATIVE RESISTANCE DIODE CIRCUIT HAVING ONE STABLE OPERATING STATE AND WHICH OVERSHOOTS WHEN RETURNING TO SAID ONE STABLE STATE; AND A COUPLING CIRCUIT INTERCONNECTING SAID TWO NEGATIVE RESISTANCE DIODE CIRCUITS IN SUCH MANNER THAT WHEN THE BISTABLE CIRCUIT SWITCHES FROM A GIVEN ONE OF ITS STABLE STATES TO THE OTHER, IT APPLIES SUFFICIENT ENERGY
Claim 2
Dependent Claim
69 words
IN COMBINATION, A FIRST NEGATIVE RESISTANCE DIODE CIRCUIT HAVING TWO STABLE OPERATING STATES; A SECOND NEGATIVE RESISTANCE DIODE CIRCUIT HAVING ONE STABLE OPERATING STATE AND WHICH OVERSHOOTS WHEN RETURNING TO SAID ONE STABLE STATE; AND A COUPLING CIRCUIT INTERCONNECTING SAID TWO NEGATIVE RESISTANCE DIODE CIRCUITS IN SUCH MANNER THAT WHEN THE BISTABLE CIRCUIT SWITCHES FROM A GIVEN ONE OF ITS STABLE STATES TO THE OTHER, IT APPLIES SUFFICIENT ENERGY
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |