US3274333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scrambled television system
Assignee: Skiatron Electronics and Television Corp
•
Filing: 1952-10-23
•
Granted: 1966-09-20
•
Expires: 1972-10-23
Abstract
No abstract record available.
Inventors
- 👤 William J Shanahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:53
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/16; H04N7/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A REPLACEABLE ELEMENT FOR A SCRAMBLED TELEVISION SYSTEM OF THE TYPE HAVING A TRANSMITTER AND AT LEAST ONE RECEIVER AND WHEREIN DECODING IS COMPLETED BY INJECTION OF INDEPENDENTLY DERIVED DECODING INFORMATION AT THE RECEIVER, THE ELEMENT HAVING AT LEAST ONE PRINTED CODE CIRCUIT THEREON FORMING SAID INDEPENDENT DECODING INFORMATION, AND MEANS SECURED TO SAID ELEMENT AND OBSCURING DETECTION OF THE CODE RELATED TO SAID PRINTED CIRCUIT.
Claim 2
Dependent Claim
66 words
A REPLACEABLE ELEMENT FOR A SCRAMBLED TELEVISION SYSTEM OF THE TYPE HAVING A TRANSMITTER AND AT LEAST ONE RECEIVER AND WHEREIN DECODING IS COMPLETED BY INJECTION OF INDEPENDENTLY DERIVED DECODING INFORMATION AT THE RECEIVER, THE ELEMENT HAVING AT LEAST ONE PRINTED CODE CIRCUIT THEREON FORMING SAID INDEPENDENT DECODING INFORMATION, AND MEANS SECURED TO SAID ELEMENT AND OBSCURING DETECTION OF THE CODE RELATED TO SAID PRINTED CIRCUIT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |