Patent US3081377A successfully refreshed from Google Patents.
US3081377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Secrecy communication
Assignee: Zenith Electronics LLC
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Filing: 1960-05-03
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Granted: 1963-03-12
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Expires: 1980-05-03
Abstract
No abstract record available.
Inventors
- 👤 Norman T Watters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:12
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/16; H04N7/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A SECRECY COMMUNICATION RECEIVER FOR UTILIZING AN INTELLIGENCE SIGNAL CODED IN ACCORDANCE WITH A GIVEN CODE SCHEDULE, COMPRISING: DECODING APPARATUS INCLUDING A PLURALITY OF ADJUSTABLE CODE-DETERMINING ELEMENTS TO BE ADJUSTED RELATIVE TO ONE ANOTHER IN ACCORDANCE WITH A PATTERN DICTATED BY SAID GIVEN CODE SCHEDULE IN ORDER TO ACHIEVE DECODING OF SAID INTELLIGENCE SIGNAL; A MULTICONDITION MECHANISM HAVING FIRST AND SECOND OPERATING CONDITIONS RESPECTIVELY INDICATING INCORRECT AND CORRECT CONDITIONS OF CORRELATION BETWEEN SAID GIVEN CODE SCHEDULE AND THE INSTANTANEOUS ADJUSTMENT OF SAID CODE-DETERMINING ELEMENTS; MEANS FOR ACTUATING SAID MULTI-CONDITION MECHANISM TO ITS FIRST OPERATING CONDITION; MEANS, RESPONSIVE TO A CONDITION OF CORRECT CORRELATION BETWEEN SAID GIVEN CODE SCHEDULE AND THE INSTANTANEOUS ADJUSTMENT OF SAID CODE-DETERMINING ELEMENTS, FOR SUBSEQUENTLY ACTUATING SAID MECHANISM FROM ITS FIRST TO ITS SECOND OPERATING CONDITIONS; AND MEANS FOR DERIVING FROM SAID MECHANISM A CONTROL EFFECT INDICATING THE CORRELATION STATUS.
Claim 2
Dependent Claim
143 words
A SECRECY COMMUNICATION RECEIVER FOR UTILIZING AN INTELLIGENCE SIGNAL CODED IN ACCORDANCE WITH A GIVEN CODE SCHEDULE, COMPRISING: DECODING APPARATUS INCLUDING A PLURALITY OF ADJUSTABLE CODE-DETERMINING ELEMENTS TO BE ADJUSTED RELATIVE TO ONE ANOTHER IN ACCORDANCE WITH A PATTERN DICTATED BY SAID GIVEN CODE SCHEDULE IN ORDER TO ACHIEVE DECODING OF SAID INTELLIGENCE SIGNAL; A MULTICONDITION MECHANISM HAVING FIRST AND SECOND OPERATING CONDITIONS RESPECTIVELY INDICATING INCORRECT AND CORRECT CONDITIONS OF CORRELATION BETWEEN SAID GIVEN CODE SCHEDULE AND THE INSTANTANEOUS ADJUSTMENT OF SAID CODE-DETERMINING ELEMENTS; MEANS FOR ACTUATING SAID MULTI-CONDITION MECHANISM TO ITS FIRST OPERATING CONDITION; MEANS, RESPONSIVE TO A CONDITION OF CORRECT CORRELATION BETWEEN SAID GIVEN CODE SCHEDULE AND THE INSTANTANEOUS ADJUSTMENT OF SAID CODE-DETERMINING ELEMENTS, FOR SUBSEQUENTLY ACTUATING SAID MECHANISM FROM ITS FIRST TO ITS SECOND OPERATING CONDITIONS; AND MEANS FOR DERIVING FROM SAID MECHANISM A CONTROL EFFECT INDICATING THE CORRELATION STATUS.
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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |