US3328702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse train modification circuits
Assignee: AT&T Inc
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Filing: 1965-03-31
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Granted: 1967-06-27
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Expires: 1985-03-31
Abstract
No abstract record available.
Inventors
- 👤 Earl F Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:20
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/68; H; H03; H03K; H03K3/00; H03K3/78
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
IN COMBINATION, FIRST MEANS FOR PRODUCING PULSES AT A SUBSTANTIALLY CONSTANT REPETITION RATE AND HAVING A DISABLING INPUT TERMINAL, SECOND MEANS RESPONSIVE TO GROUPS OF PULSES AT SAID SUBSTANTIALLY CONSTANT REPETITION RATE TO PRODUCE OUTPUT PULSES CORRESPONDING IN TIME TO AT LEAST THE FIRST PULSE IN EACH OF SAID GROUPS OF PULSES, THIRD MEANS INCLUDING DELAY MEANS CONNECTED BETWEEN SAID FIRST AND SECOND MEANS TO APPLY BOTH THE OUTPUT OF SAID FIRST MEANS AS AN INPUT TO SAID SECOND MEANS AND THE OUTPUT OF SAID SECOND MEANS AS A DISABLING INPUT TO SAID FIRST MEANS, AND UTILIZATION MEANS CONNECTED TO SAID SECOND MEANS.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |