US2961313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color image reproducer
Assignee: Zenith Electronics LLC
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Filing: 1955-06-24
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Granted: 1960-11-22
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Expires: 1975-06-24
Abstract
No abstract record available.
Inventors
- 👤 Mark E Amdursky
- 👤 Joseph P Fiore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:20
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/02; H01J9/14; H01J9/142; H01J9/144
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
216 words
THE METHOD OF MANUFACTURING A COLOR IMAGE REPRODUCER OF THE TYPE COMPRISING AN IMAGE SCREEN INCLUDING A MULTIPLICITY OF MINUTE AREAS OF COLOR PHOSPHOR MATERIAL AFFIXED TO A SUBSTRATE AND A COLOR-SELECTION BARRIER, WHEREIN SAID BARRIER IS A CONDUCTIVE SHEET WHICH INITIALLY HAS A RESIST COATING APPLIED THERETO AND A PLURALITY OF ETCHED APERTURES EXTENDING THROUGH SAID SHEET AND THE CONTIGUOUS PORTIONS OF SAID RESIST COATING, SAID APERTURES BEING OF A PREDETERMINED SIZE AND DISTRIBBUTION PATTERN CORRESPONDING SUBSTANTIALLY TO THE DESIRED SIZED AND DISTRIBUTION PATTERN OF ONE COLOR GROUP OF SAID PHOSPHOR AREAS, SAID METHOD COMPRISING THE FOLLOWING STEPS: MOUNTING SAID ETCHED COATED SHEET IN PERDETERMINED SPACED RELATION TO SAID SUBSTRATE EXPOSING SAID PHOTOGRAPHIC RESIST COATING ON SAID SUBSTRATE, EXPOSING SAID PHOTOGRAPHIC RESIST COATING THROUGH SAID MOUNTED ETCHED COATED SHEET, DISMOUNTING AND THEN FURTHER ETCHING SAID COATED SHEET TO REMOVE ADDITIONAL MATERIAL FROM SAID SHEET BENEATH SAID RESIST COATING AND THEREBY FORM IN SAID SHEET APERTURES INDIVIDUALLY SUBSTANTIALLY LARGER THAN SAID PREDETERMINDED SIZE, REMOVING SAID COATING FROM SAID SHEET TO EXPOSE SAID LARGER APERTURE, AFFIXING SAID COLOR PHOSPHOR MATERIAL ONTO SUBSSTRATE IN A PATTERN DETERMINED BY DEVELOPMENT OF THE EXPOSED PHOTOGRAPHIC RESIST, ANS MOUNTING SAID SHEET IN PREDETERMINED SPACED RELATION TO SAID SUBSTRATE AND AFFIXED PHOSPHOR MATERIAL TO DISPOSE SAID LARER APERTURES IN COLOR SELECTING POSITION.
Claim 2
Independent Claim
216 words
THE METHOD OF MANUFACTURING A COLOR IMAGE REPRODUCER OF THE TYPE COMPRISING AN IMAGE SCREEN INCLUDING A MULTIPLICITY OF MINUTE AREAS OF COLOR PHOSPHOR MATERIAL AFFIXED TO A SUBSTRATE AND A COLOR-SELECTION BARRIER, WHEREIN SAID BARRIER IS A CONDUCTIVE SHEET WHICH INITIALLY HAS A RESIST COATING APPLIED THERETO AND A PLURALITY OF ETCHED APERTURES EXTENDING THROUGH SAID SHEET AND THE CONTIGUOUS PORTIONS OF SAID RESIST COATING, SAID APERTURES BEING OF A PREDETERMINED SIZE AND DISTRIBBUTION PATTERN CORRESPONDING SUBSTANTIALLY TO THE DESIRED SIZED AND DISTRIBUTION PATTERN OF ONE COLOR GROUP OF SAID PHOSPHOR AREAS, SAID METHOD COMPRISING THE FOLLOWING STEPS: MOUNTING SAID ETCHED COATED SHEET IN PERDETERMINED SPACED RELATION TO SAID SUBSTRATE EXPOSING SAID PHOTOGRAPHIC RESIST COATING ON SAID SUBSTRATE, EXPOSING SAID PHOTOGRAPHIC RESIST COATING THROUGH SAID MOUNTED ETCHED COATED SHEET, DISMOUNTING AND THEN FURTHER ETCHING SAID COATED SHEET TO REMOVE ADDITIONAL MATERIAL FROM SAID SHEET BENEATH SAID RESIST COATING AND THEREBY FORM IN SAID SHEET APERTURES INDIVIDUALLY SUBSTANTIALLY LARGER THAN SAID PREDETERMINDED SIZE, REMOVING SAID COATING FROM SAID SHEET TO EXPOSE SAID LARGER APERTURE, AFFIXING SAID COLOR PHOSPHOR MATERIAL ONTO SUBSSTRATE IN A PATTERN DETERMINED BY DEVELOPMENT OF THE EXPOSED PHOTOGRAPHIC RESIST, ANS MOUNTING SAID SHEET IN PREDETERMINED SPACED RELATION TO SAID SUBSTRATE AND AFFIXED PHOSPHOR MATERIAL TO DISPOSE SAID LARER APERTURES IN COLOR SELECTING POSITION.
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) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |