US3145262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television system for producing superimposed images
Assignee: 3M Co
•
Filing: 1959-03-11
•
Granted: 1964-08-18
•
Expires: 1979-03-11
Abstract
No abstract record available.
Inventors
- 👤 Francis C Healey
- 👤 Wayne R Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:03
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/08; H04N7/0806; H04N11/00; H04N11/06; H04N11/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN A MULTIPLEXING SYSTEM, MEANS FOR PRODUCING COLOR TELEVISION SIGNALS, INCLUDING, LUMINANCE AND CHROMINANCE SIGNALS REPRESENTING A PRIMARY IMAGE, MEANS COUPLED TO SAID PRODUCING MEANS FOR MODIFYING SAID CHROMINANCE SIGNALS IN ACCORDANCE WITH SIGNALS REPRESENTING AN AUXILIARY IMAGE, A MONOCHROME TELEVISION RECEIVER FOR RECEIVING SAID LUMINANCE AND SAID MODIFIED CHROMINANCE SIGNALS AND INCLUDING A SINGLE KINESCOPE FOR PROVIDING AN IMAGE IN ACCORDANCE WITH SAID LUMINANCE AND SAID MODIFIED CHROMINANCE SIGNALS, AND MEANS OPERABLE IN CONJUNCTION WITH SAID RECEIVER FOR RECOVERING FROM SAID MODIFIED CHROMINANCE SIGNALS THE SIGNAL REPRESENTING SAID AUXILIARY IMAGE AND FOR INTRODUCING SAID RECOVERED SIGNAL TO SAID RECEIVER TO PROVIDE ON THE SINGLE KINESCOPE AN IMAGE WHICH IS A REPRODUCTION OF SAID AUXILIARY IMAGE.
Claim 2
Dependent Claim
116 words
IN A MULTIPLEXING SYSTEM, MEANS FOR PRODUCING COLOR TELEVISION SIGNALS, INCLUDING, LUMINANCE AND CHROMINANCE SIGNALS REPRESENTING A PRIMARY IMAGE, MEANS COUPLED TO SAID PRODUCING MEANS FOR MODIFYING SAID CHROMINANCE SIGNALS IN ACCORDANCE WITH SIGNALS REPRESENTING AN AUXILIARY IMAGE, A MONOCHROME TELEVISION RECEIVER FOR RECEIVING SAID LUMINANCE AND SAID MODIFIED CHROMINANCE SIGNALS AND INCLUDING A SINGLE KINESCOPE FOR PROVIDING AN IMAGE IN ACCORDANCE WITH SAID LUMINANCE AND SAID MODIFIED CHROMINANCE SIGNALS, AND MEANS OPERABLE IN CONJUNCTION WITH SAID RECEIVER FOR RECOVERING FROM SAID MODIFIED CHROMINANCE SIGNALS THE SIGNAL REPRESENTING SAID AUXILIARY IMAGE AND FOR INTRODUCING SAID RECOVERED SIGNAL TO SAID RECEIVER TO PROVIDE ON THE SINGLE KINESCOPE AN IMAGE WHICH IS A REPRODUCTION OF SAID AUXILIARY IMAGE.
References Cited (Backward Citations)
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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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |