US3353955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stratum transfer process based on adhesive properties of photopolymerizable layer
Assignee: EIDP Inc
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Filing: 1964-10-14
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Granted: 1967-11-21
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Expires: 1984-10-14
Abstract
No abstract record available.
Inventors
- 👤 Colgrove Richard Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:24
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/26; G03F7/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A PROCESS FOR IMAGE REPRODUCTION FROM A PHOTOPOLYMERIZABLE ELEMENT HAVING (1) A TRANSPARENT SUPPORT, (2) A PHOTOPOLYMERIZABLE LAYERR NO GREATER THAN 0.0005 INCH THICK AND SOLID AT ROOM TEMPERATURE, AND (3) A SECOND SUPPORT SLECTED FROM THE GROUP CONSISTING OF SOLID SYNTHETIC POLYMERIC SHEETS, FIBROUS SHEETS AND METAL SHEETS, SAID PHOTOPOLYMERIZABLE LAYER BEING LAMINATED BETWEEN SAID SUPPORTS, AT A TEMPERATURE OF AT LEAST 50*C., AND ADHERING MORE STRONGLY TO ONE SUPPORT IN ITS EXPOSED STATE, SAID PROCESS COMPRISES IMAGEWISE EXPOSING OF SAID PHOTOPOLYMERIZABLE ELEMENT TO ACTINIC RADIATION THROUGH SAID TRANSPARENT SUPPORT OF SAID ELEMENT AND SEPARATING BY PEELING SAID SUPPORTS OF THE EXPOSED PHOTOPOLYMERIZABLE ELEMENT APART AT ROOM TEMPERATURE THEREBY OBTAINING A POSITIVE AND NEGATIVE OF SAID IMAGE.
Claim 2
Dependent Claim
118 words
A PROCESS FOR IMAGE REPRODUCTION FROM A PHOTOPOLYMERIZABLE ELEMENT HAVING (1) A TRANSPARENT SUPPORT, (2) A PHOTOPOLYMERIZABLE LAYERR NO GREATER THAN 0.0005 INCH THICK AND SOLID AT ROOM TEMPERATURE, AND (3) A SECOND SUPPORT SLECTED FROM THE GROUP CONSISTING OF SOLID SYNTHETIC POLYMERIC SHEETS, FIBROUS SHEETS AND METAL SHEETS, SAID PHOTOPOLYMERIZABLE LAYER BEING LAMINATED BETWEEN SAID SUPPORTS, AT A TEMPERATURE OF AT LEAST 50*C., AND ADHERING MORE STRONGLY TO ONE SUPPORT IN ITS EXPOSED STATE, SAID PROCESS COMPRISES IMAGEWISE EXPOSING OF SAID PHOTOPOLYMERIZABLE ELEMENT TO ACTINIC RADIATION THROUGH SAID TRANSPARENT SUPPORT OF SAID ELEMENT AND SEPARATING BY PEELING SAID SUPPORTS OF THE EXPOSED PHOTOPOLYMERIZABLE ELEMENT APART AT ROOM TEMPERATURE THEREBY OBTAINING A POSITIVE AND NEGATIVE OF SAID IMAGE.
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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |