US3315029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the display of color images
Assignee: US Philips Corp
•
Filing: 1964-10-13
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Granted: 1967-04-18
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Expires: 1984-10-13
Abstract
No abstract record available.
Inventors
- 👤 Suhrmann Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:21
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/44; H04N5/57; H04N5/58; H04N9/00; H04N9/64; H04N9/73
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A COLOR TELEVISION RECEIVER COMPRISING A SOURCE OF COLOR TELEVISION SIGNALS, AN IMAGE REPRODUCING DEVICE, MEANS RESPONSIVE TO THE COLOR TEMPERATURE OF AMBIENT LIGHT FOR MODIFYING SAID SIGNALS, AND MEANS APPLYING SAID MODIFIED SIGNALS TO SAID IMAGE REPRODUCING DEVICE, WHEREBY THE WHITE POINT OF COLOR IMAGES DISPLAYED ON SAID IMAGE REPRODUCING DEVICE IS SUBSTANTIALLY MATCHED TO THE COLOR TEMPERATURE OF SAID AMBIENT LIGHT.
Claim 2
Dependent Claim
63 words
A COLOR TELEVISION RECEIVER COMPRISING A SOURCE OF COLOR TELEVISION SIGNALS, AN IMAGE REPRODUCING DEVICE, MEANS RESPONSIVE TO THE COLOR TEMPERATURE OF AMBIENT LIGHT FOR MODIFYING SAID SIGNALS, AND MEANS APPLYING SAID MODIFIED SIGNALS TO SAID IMAGE REPRODUCING DEVICE, WHEREBY THE WHITE POINT OF COLOR IMAGES DISPLAYED ON SAID IMAGE REPRODUCING DEVICE IS SUBSTANTIALLY MATCHED TO THE COLOR TEMPERATURE OF SAID AMBIENT LIGHT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |