US2984582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sensitive ink releasing transfer sheet and process of making same
Assignee: Columbia Ribbon and Carbon Manufacturing Co Inc
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Filing: 1959-12-22
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Granted: 1961-05-16
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Expires: 1979-12-22
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Newman
- 👤 Allan T Schlotzhauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
B; B41; B41L; B41L1/00; B41L1/20; B41L1/36; B41M; B41M5/00; B41M5/10; Y; Y10; Y10S; Y10S101/00; Y10S101/29; Y10S428/00; Y10S428/914; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249982; Y10T428/249994; Y10T428/249995; Y10T428/249996; Y10T428/31504; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
PROCESS OF PREPARING PRESSURE-SENSITIVE INK-RELEASING ELEMENTS WHICH COMPRISES COATING A FOUNDATION WITH A LAYER OF RESINOUS COMPOSITION COMPRISING 10 PARTS BY WEIGHT OF A THERMOPLASTIC RESIN, FROM ABOUT 7.5 TO ABOUT 35 PARTS BY WEIGHT OF A NON-VOLATILE COMPONENT WHICH COMPRISES A PASTY INGREDIENT WHICH IS SEMI-SOLID AT ROOM TEMPERATURE AND A NON-SOLVENT FOR THE RESIN AND NON-COMPATIBLE THEREWITH, AND A QUANTITY OF IMAGINING MATERIAL, AND ALLOWING SAID LAYER TO SET WHEREBY IS FORMED AS THE CONTINUOUS PHASE A PROUS, SUBSTANTIALLY NON-PRESSURETRANSFERABLE LAYER OF SAID RESIN CONTAINING AS THE DISCONTINUOUS PHASE A PRESSURE-TRANSFERABLE MIXTURE OF SAID NON-VOLATILE COMPONENT AND IMAGING MATERIAL.
Claim 2
Dependent Claim
101 words
PROCESS OF PREPARING PRESSURE-SENSITIVE INK-RELEASING ELEMENTS WHICH COMPRISES COATING A FOUNDATION WITH A LAYER OF RESINOUS COMPOSITION COMPRISING 10 PARTS BY WEIGHT OF A THERMOPLASTIC RESIN, FROM ABOUT 7.5 TO ABOUT 35 PARTS BY WEIGHT OF A NON-VOLATILE COMPONENT WHICH COMPRISES A PASTY INGREDIENT WHICH IS SEMI-SOLID AT ROOM TEMPERATURE AND A NON-SOLVENT FOR THE RESIN AND NON-COMPATIBLE THEREWITH, AND A QUANTITY OF IMAGINING MATERIAL, AND ALLOWING SAID LAYER TO SET WHEREBY IS FORMED AS THE CONTINUOUS PHASE A PROUS, SUBSTANTIALLY NON-PRESSURETRANSFERABLE LAYER OF SAID RESIN CONTAINING AS THE DISCONTINUOUS PHASE A PRESSURE-TRANSFERABLE MIXTURE OF SAID NON-VOLATILE COMPONENT AND IMAGING MATERIAL.
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) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |