US3258525A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed video display apparatus
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1961-05-25
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Granted: 1966-06-28
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Expires: 1981-05-25
Abstract
No abstract record available.
Inventors
- 👤 David M Piatt
- 👤 Frederick E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:57
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/84; H04N5/74; H04N5/7416; H04N5/7425
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
IN A LARGE SCALE DISPLAY SYSTEM; MEANS FOR STORING DIGITAL INFORMATION RELATING TO THE POSITIONS AND IDENTIFICATION OF A LARGE NUMBER OF AIRCRAFT, MISSILES OR THE LIKE; A CATHODE RAY TUBE; MEANS FOR CONVERTING THE STORED DIGITAL INFORMATION AND APPLYING THE INFORMATION PERTAINING TO THE DIFFERENT AIRCRAFT, MISSILES OR THE LIKE, IN COLOR CODED FORM TO DIFFERENT POSITIONS OF A CATHODE RAY TUBE, WITH DIFFERENT CLASSES OF IDENTIFIED AIRCRAFT OR THE LIKE BEING CODED IN A PREDETERMINED COLOR; MEANS FOR EXPOSING FILM TO THE CATHODE RAY TUBE TO FORM THE DIFFERENT COLOR CODED IMAGES AT DIFFERENT POSITIONS OF THE FILM; AND MEANS FOR PROJECTING THE COLOR CODED IMAGES IMPRESSED ON THE FILM ONTO A SCREEN.
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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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |