US3285745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated planographic printing plates
Assignee: Union Carbide Corp
•
Filing: 1963-07-01
•
Granted: 1966-11-15
•
Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Julius L Silver
- 👤 Auerbach Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:04
CPC Classifications
B; B41; B41N; B41N1/00; B41N1/12; B41N1/14; B32; B32B; B32B27/00; G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; G03F7/0381; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/114
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
37 words
A LAMINATE COMPRISING A FIRST LAYER CONTAINING IN INTIMATE MIXTURE A PHENOLIC RESIN AND A NORMALLY SOLID ETHYLENE OXIDE RESIN HAVING A MOLECULAR WEIGHT OF AT LEAST 30,000 AND A SECOND LAYER COMPRISING A THERMOPLASTIC POLYHYDROXYETHER RESIN.
Claim 2
Dependent Claim
37 words
A LAMINATE COMPRISING A FIRST LAYER CONTAINING IN INTIMATE MIXTURE A PHENOLIC RESIN AND A NORMALLY SOLID ETHYLENE OXIDE RESIN HAVING A MOLECULAR WEIGHT OF AT LEAST 30,000 AND A SECOND LAYER COMPRISING A THERMOPLASTIC POLYHYDROXYETHER RESIN.
Claim 3
Dependent Claim
17 words
THE LAMINATE OF CLAIM 1 WHEREIN THE PHENOLIC RESIN ETHYLENE OXIDE POLYMER LAMINA CONTAINS A PHOTOSENSITIZING AGENT.
References Cited (Backward Citations)
US2786794A
Cited
US2474700A
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US2971842A
Cited
US3051597A
Cited
US3006761A
Cited
US3007828A
Cited
US3177089A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |