US3036914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photopolymerizable compositions and elements
Assignee: EIDP Inc
•
Filing: 1960-01-22
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Granted: 1962-05-29
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Expires: 1980-01-22
Abstract
No abstract record available.
Inventors
- 👤 Jennings Andrew Bradshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:58
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/032; G03F7/0325; C; C08; C08F; C08F2/00; C08F2/46; C08F251/00; C08F251/02; C08F283/00; C08F283/06; C08F291/00; C08F291/18; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/106; Y10S430/108; Y10S430/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A PHOTOPOLYMERIZABLE ELEMENT COMPRISING A SUPPORT AND A LAYER OF A PHOTOPOLYMERIZABLE COMPOSITION COMPRISING (A) AN ADDITION-POLYMERIZABLE ETHYLENICALLY UNSATURATED COMPOUND HAVING A BOILING POINT ABOVE 100* C. AT NORMAL PRESSURE, A MOLECULAR WEIGHT LESS THAN 1500, CONTAINING 1 TO 4 TERMINAL ETHYLENIC GROUPS AND BEING CAPABLE OF FORMING A HIGH POLYMER BY PHOTOINITIATED ADDITION POLYMERIZATION IN THE PRESENCE OF AN ADDITION POLYMERIZATION INITIATOR THEREOR ACTIVATABLE BY ACTINIC LIGHT, (B) AN ADDITION POLYMERIZATION INITATOR ACTIVATABLE BY ACTINIC LIGHT AND INACTIVE THERMALLY BELOW 85*C., (C) A MIXTURE OF POLYETHYLENE OXIDES HAVING AN AVERAGE MOLECULAR WEIGHT FROM ABOUT 100,000 TO ABOUT 2,000,000 AND (B) AT LEAST ONE ESSENTIALLY LINEAR CELLULOSE ESTER; SAID CONSTITUENTS (A), (B), (C) AND (D) BEING PRESENT IN THE RESPECTIVE AMOUNTS OF 10 TO 60, 0.0001 TO 6, 2 TO 25, AND 40 TO 90 PARTS BY WEIGHT.
Claim 2
Dependent Claim
15 words
N ELEMENT AS DEFINED IN CLAIM 5 WHICH HAS ANTIHALATION MATERIAL BENEATH THE PHOTOPOLYMERIZABLE LAYER.
References Cited (Backward Citations)
US2757089A
Cited
US2927023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |