Patent US3585034A successfully refreshed from Google Patents.
US3585034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of phosphor screens
Assignee: GAF Corp
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Filing: 1967-04-03
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Granted: 1971-06-15
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Expires: 1987-04-03
Abstract
Abstract PHOTOSENSITIVE COMPOSITIONS FOR COLOR TELEVISION PICTURE TUBE MANUFACTURE COMPRISING AN ETHYLENICALLY UNSATURATED MONOMER MATERIAL AND A CATALYST SYSTEM COMPRISING (A) A STABILIZED DIAZONIUM SALT WHICH FUNCTIONS AS AN ELECTRONACCEPTOR AND (B) A PHOTOSENSITIVE CO-CATALYST SELECTED FROM THE GROUP CONSISTING OF (1) A COMPLEX FERRIC SALT CONTAINING AN ELECTRON-DONATING GROUP AND (2) A MIXTURE COMPRISING A SIMPLE FERRIC SALT AND AN ORGANIC POLYCARBOXYLIC ACID CAPABLE OF REDUCING SAID SIMPLE FERRIC SALT TO FERROUS WHEN SUBJECTED TO ACTINIC RADIATION.
Inventors
- 👤 Steven Levinos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:43
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H01J29/22; H01J29/225; G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/028; G03F7/029; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/114; Y10S430/116
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) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |