US3558310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing a graphic image
Assignee: RCA Licensing Corp
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Filing: 1967-03-29
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Granted: 1971-01-26
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Expires: 1987-03-29
Abstract
Abstract A METHOD FOR PRODUCING A GRAPHIC IMAGE UPON A SUPPORTING SURFACE. THE METHOD MAY BE USED PARTICULARLY TO PRODUCE A LIGHT-ABSORBING MATRIX ON THE FACEPLATGE OF A COLOR TELEVISION PICTURE TUBE. IN THE METHOD, A NEGATIVEACTING PHOTORESIST MAY BE USED TO PRODUCE A POSITIVE GRAPHIC IMAGE; OR A POSITIVE-ACTING PHOTORESIST MAY BE USED TO PRODUCE A NEGATIVE GRAPHIC IMAGE.
Inventors
- 👤 Edith E Mayaud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:14
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/227; H01J9/2271; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H01J29/187; H01J29/24; H01J9/221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |