US3588545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
J-k' flip-flop using direct coupled gates
Assignee: RCA Corp
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Filing: 1969-11-12
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Granted: 1971-06-28
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Expires: 1989-11-12
Abstract
Abstract UNLOCKED JK-TYPE FLIP-FLOP USING ONLY DIRECT-COUPLED LOGIC GATES. ACTIVATING SIGNALS APPLIED TO EITHER OF TWO INPUTS CAUSE THE FLIP-FLOP TO ASSUME A STATE CORRESPONDING TO THE ACTIVATED INPUT. ACTIVATING SIGNALS APPLIED TO BOTH INPUTS SIMULTANEOUSLY CAUSE THE FLIP-FLOP TO CHANGE STATE.
Inventors
- 👤 Carl Macey Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:13
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/027; H03K3/037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |