US2916394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processing of image display devices
Assignee: GTE Sylvania Inc
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Filing: 1958-05-06
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Granted: 1959-12-08
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Expires: 1978-05-06
Abstract
No abstract record available.
Inventors
- 👤 Thaddeus V Rychlewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:09
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/221; H01J9/227; H01J9/2277; Y; Y10; Y10S; Y10S148/00; Y10S148/158; Y10S148/169
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A PROCESS OF FORMING A SCREEN PATTERN ON THE VIEWING PANEL OF AN IMAGE DISPLAY DEVICE COMPRISING THE STEPS OF POSITIONING A VIEWING PANEL ASSEMBLY IN SPACED RELATIONSHIP WITH A SUBSTANTIALLY POINT SOURCE LUMINESCENT MATERIAL VAPOR GENERATOR, SAID ASSEMBLY HAVING AN APERTURED VAPOR MASK SPACED FROM THE VIEWING PANEL AND DISPOSED INTERMEDIATE SAID GENERATOR AND SAID PANEL, AND VAPOR DEPOSITING THE LUMINESCENT MATERIAL ONTO THE PANEL FROM SAID GENERATOR THROUGH THE APERTURES IN SAID VAPOR MASK TO FORM THE PATTERN.
Claim 2
Dependent Claim
80 words
A PROCESS OF FORMING A SCREEN PATTERN ON THE VIEWING PANEL OF AN IMAGE DISPLAY DEVICE COMPRISING THE STEPS OF POSITIONING A VIEWING PANEL ASSEMBLY IN SPACED RELATIONSHIP WITH A SUBSTANTIALLY POINT SOURCE LUMINESCENT MATERIAL VAPOR GENERATOR, SAID ASSEMBLY HAVING AN APERTURED VAPOR MASK SPACED FROM THE VIEWING PANEL AND DISPOSED INTERMEDIATE SAID GENERATOR AND SAID PANEL, AND VAPOR DEPOSITING THE LUMINESCENT MATERIAL ONTO THE PANEL FROM SAID GENERATOR THROUGH THE APERTURES IN SAID VAPOR MASK TO FORM THE PATTERN.
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) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |