US2543045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellular printing plate and method of printing
Assignee: Eastman Kodak Co
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Filing: 1947-05-21
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Granted: 1951-02-27
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Expires: 1967-05-21
Abstract
No abstract record available.
Inventors
- 👤 Murray Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:37
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/26; B41M5/382; B41M5/38278
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
132 words
THE METHOD OF PRINTING FROM A CELLULAR PLATE HAVING INK CONTAINING CELLS WITH A NARROW OPENING OF CAPILLARY DIMENSIONS TO THE PRINTING SURFACE OF THE PLATE COMPRISING HEATING THE CONTENTS OF THE CELLS BY ILLUMINATING THE REAR SURFACE OF THE PLATE WITH A RADIANT ENERGY IMAGE ABSORBABLE BY SAID CONTENTS, THE IMAGE BEING NEGATIVE TO THAT TO BE PRINTED TO EXPEL INK THROUGH THE NARROW OPENINGS AND ONTO A SURFACE TO BE PRINTED CHARACTERIZED BY THE STEPS OF INKING THE PLATE FROM THE FRONT AND THROUGH THE NARROW OPENINGS BETWEEN PRINTING STEPS, BRINGING THE PLATE TO A SUBSTANTIALLY UNIFORM TEMPERATURE, WIPING THE FRONT SURFACE WITH A DOCTOR BLADE TO REMOVE EXCESS INK, AND PLACING SAID FRONT SURFACE SUBSTANTIALLY IN CONTACT WITH THE SURFACE TO BE PRINTED READY FOR THE NEXT PRINTING STEP.
References Cited (Backward Citations)
US1838218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |