US2606822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a raster screen for a television picture tube
Assignee: Rauland Borg Corp
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Filing: 1949-12-30
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Granted: 1952-08-12
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Expires: 1969-12-30
Abstract
No abstract record available.
Inventors
- 👤 Pakswer Serge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:40
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/227; H01J9/2277
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
THE METHOD OF PREPARING A PRESELECTED COLOR PATTERN OF FLUORESCENT MATERIAL ON A SUPPORTING ELEMENT OF A TELEVISION PICTURE TUBE ADAPTED TO REPRODUCE IMAGES IN NATURAL COLOR, WHICH COMPRISES THE STEPS OF; PREPARING A SINGLE SYNTHETIC FIBER THREAD; PREPARING A PLURALITY OF SYNTHETIC FIBER THREADS INDIVIDUALLY HAVING SUSPENDED THEREIN ONE OF A GROUP OF FLUORESCENT MATERIALS EACH OF WHICH IN THE PRESENCE OF IMPINGING ELECTRONS EMITS LIGHT WITHIN A PREDETERMINED ONE OF A PLURALITY OF RANGES IN THE VISIBLE SPECTRUM; WEAVING A FABRIC IN WHICH SAID SINGLE FIBER THREAD CONSTITUTES THE WEFT AND SAID PLURALITY OF FIBER THREADS CONSTITUTE THE WARP AND OCCUR IN A PRESELECTED COLOR PATTERN; DISPOSING SAID FABRIC ON SAID SUPPORTING ELEMENT OF SAID TELEVISION PICTURE TUBE; AND REMOVING ONLY SAID FIBER PORTION OF SAID FABRIC TO LEAVE A RESIDUE OF SAID FLUORESCENT MATERIAL DEPOSITED ON SIAD SUPPORTING ELEMENT IN ACCORDANCE WITH SAID PATTERN.
Claim 2
Independent Claim
147 words
THE METHOD OF PREPARING A PRESELECTED COLOR PATTERN OF FLUORESCENT MATERIAL ON A SUPPORTING ELEMENT OF A TELEVISION PICTURE TUBE ADAPTED TO REPRODUCE IMAGES IN NATURAL COLOR, WHICH COMPRISES THE STEPS OF; PREPARING A SINGLE SYNTHETIC FIBER THREAD; PREPARING A PLURALITY OF SYNTHETIC FIBER THREADS INDIVIDUALLY HAVING SUSPENDED THEREIN ONE OF A GROUP OF FLUORESCENT MATERIALS EACH OF WHICH IN THE PRESENCE OF IMPINGING ELECTRONS EMITS LIGHT WITHIN A PREDETERMINED ONE OF A PLURALITY OF RANGES IN THE VISIBLE SPECTRUM; WEAVING A FABRIC IN WHICH SAID SINGLE FIBER THREAD CONSTITUTES THE WEFT AND SAID PLURALITY OF FIBER THREADS CONSTITUTE THE WARP AND OCCUR IN A PRESELECTED COLOR PATTERN; DISPOSING SAID FABRIC ON SAID SUPPORTING ELEMENT OF SAID TELEVISION PICTURE TUBE; AND REMOVING ONLY SAID FIBER PORTION OF SAID FABRIC TO LEAVE A RESIDUE OF SAID FLUORESCENT MATERIAL DEPOSITED ON SIAD SUPPORTING ELEMENT IN ACCORDANCE WITH SAID PATTERN.
References Cited (Backward Citations)
US2297048A
Cited
US2416056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |