Patent US5392226A successfully refreshed from Google Patents.
US3260779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of ink transfer media
Assignee: Union Carbide Corp
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Filing: 1963-08-05
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Granted: 1966-07-12
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Expires: 1983-08-05
Abstract
No abstract record available.
Inventors
- 👤 Albert E Tarbox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:06
CPC Classifications
B; B41; B41C; B41C3/00; B41C3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
PROCESS FOR THE PRODUCTION OF A PRINTING PLATE WHICH COMPRISES IN SEQUENCE THE STEPS OF HEATING A CROSS-LINKED SHAPED ARTICLE FORMED FROM A THERMOPLASTIC RESIN COMPOSITION HAVING AN ORGANIC PEROXIDE CONTENT OF FROM ABOUT 1% TO ABOUT 6%, TO A TEMPEREATURE SUCH THAT THE SURFACE OF SAID ARTICLE IS SOFTENED, PRESSING A MATRIX BOARD HAVING AN IMPRINT ON ITS SURFACE INTO INTIMATE CONTACT WITH THE SOFTENED SURFACE OF SAID CROSS-LILNKED SHAPED ARTICLE WHEREBY THE SURFACE OF SAID MATRIX BOARD IS IMPRINTED ON THE SURFACE OF SAID CROSS-LINKED SHAPED ARTICLE, APPEARING AS A MIRROR IMAGE THEREON, COOLING SAID CROSS-LINKED SHAPED ARTICLE TO ABOUT ROOM TEMPERATURE WHILE MAINTAINING SAID CROSS-LIKED SHAPED ARTICLE IN CONTACT WITH SAID MATRIX BOARD AND THEREAFTER SEPARATING SAID CROSSLINKED SHAPED ARTICLE FROM SAID MATRIX BOARD.
Claim 2
Dependent Claim
127 words
PROCESS FOR THE PRODUCTION OF A PRINTING PLATE WHICH COMPRISES IN SEQUENCE THE STEPS OF HEATING A CROSS-LINKED SHAPED ARTICLE FORMED FROM A THERMOPLASTIC RESIN COMPOSITION HAVING AN ORGANIC PEROXIDE CONTENT OF FROM ABOUT 1% TO ABOUT 6%, TO A TEMPEREATURE SUCH THAT THE SURFACE OF SAID ARTICLE IS SOFTENED, PRESSING A MATRIX BOARD HAVING AN IMPRINT ON ITS SURFACE INTO INTIMATE CONTACT WITH THE SOFTENED SURFACE OF SAID CROSS-LILNKED SHAPED ARTICLE WHEREBY THE SURFACE OF SAID MATRIX BOARD IS IMPRINTED ON THE SURFACE OF SAID CROSS-LINKED SHAPED ARTICLE, APPEARING AS A MIRROR IMAGE THEREON, COOLING SAID CROSS-LINKED SHAPED ARTICLE TO ABOUT ROOM TEMPERATURE WHILE MAINTAINING SAID CROSS-LIKED SHAPED ARTICLE IN CONTACT WITH SAID MATRIX BOARD AND THEREAFTER SEPARATING SAID CROSSLINKED SHAPED ARTICLE FROM SAID MATRIX BOARD.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |