US3107274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Subscription television
Assignee: Zenith Electronics LLC
•
Filing: 1954-12-31
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Granted: 1963-10-15
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Expires: 1974-12-31
Abstract
No abstract record available.
Inventors
- 👤 Erwin M Roschke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:34
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/16; H04N7/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN ENCODING ARRANGEMENT FOR A SUBSCRIPTION TELEVISION SYSTEM FOR ENCODING A TELEVISION SIGNAL COMPRISING SECRECY APPARATUS FOR VARYING THE OPERATING MODE OF SAID SYSTEM IN ACCORDANCE WITH A PREDETERMINED CODE SCHEDULE TO ENCODE SAID TELEVISION SIGNAL; A SOURCE OF CODE SIGNAL COMPONENTS; TRANSLATING MEANS COUPLING SAID SOURCE TO SAID SECRECY APPARATUS FOR TRANSLATING AT LEAST SONE OF SAID CODE SIGNAL COMPONENTS TO SAID SECRECY APPARATUS AND HAVING A PLURALITY OF TRANSLATING CONDITIONS; AND MEANS COUPLED BETWEEN SAID SECRECY APPARATUS AND SAID TRANSLATING MEANS FOR VARYING THE TRANSLATING CONDITION OF SAID TRANSLATING MEANS IN ACCORDANCE WITH SAID PREDETERMINED CODE SCHEDULE.
Claim 2
Dependent Claim
99 words
AN ENCODING ARRANGEMENT FOR A SUBSCRIPTION TELEVISION SYSTEM FOR ENCODING A TELEVISION SIGNAL COMPRISING SECRECY APPARATUS FOR VARYING THE OPERATING MODE OF SAID SYSTEM IN ACCORDANCE WITH A PREDETERMINED CODE SCHEDULE TO ENCODE SAID TELEVISION SIGNAL; A SOURCE OF CODE SIGNAL COMPONENTS; TRANSLATING MEANS COUPLING SAID SOURCE TO SAID SECRECY APPARATUS FOR TRANSLATING AT LEAST SONE OF SAID CODE SIGNAL COMPONENTS TO SAID SECRECY APPARATUS AND HAVING A PLURALITY OF TRANSLATING CONDITIONS; AND MEANS COUPLED BETWEEN SAID SECRECY APPARATUS AND SAID TRANSLATING MEANS FOR VARYING THE TRANSLATING CONDITION OF SAID TRANSLATING MEANS IN ACCORDANCE WITH SAID PREDETERMINED CODE SCHEDULE.
References Cited (Backward Citations)
US2414101A
Cited
US2472774A
Cited
US2517587A
Cited
US2547598A
Cited
US2656407A
Cited
US2757226A
Cited
US2823252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |