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Class 400/241.4 - Including ink-impervious backing for ribbon


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the ribbon* has first and
No. of patents: 18
Last issue date: 02/07/2006


NumberTitleIssue Date
6994765Method for forming images and intermediate transfer recording medium
The present invention provides a method for image formation, that can yield thermally transferred images which are excellent in various fastness properties even under severe service conditions, and an intermediate transfer recording medium for use in the method for ...
02/07/2006
6796733Thermal transfer ribbon with frosting ink layer
A thermal transfer ribbon with a flexible substrate and, disposed above the substrate, a frosting ink layer. The frosting ink layer is present at a coating weight of from about 0.25 to about 15 grams per square meter and it contains from about 15 to about 94.5 weigh...
09/28/2004
6706353Image forming substrate
An image-forming substrate has a sheet of paper, and a layer of microcapsules coated over the paper sheet. The microcapsule layer contains at least one type of microcapsules filled with a liquid dye, and a shell wall of each of the microcapsules is composed of resin...
03/16/2004
6629792Thermal transfer ribbon with frosting ink layer
A thermal transfer ribbon with a flexible substrate and, disposed above the substrate, a frosting ink layer. The frosting ink layer is present at a coating weight of from about 2 to about 15 grams per square meter and it contains from about 15 to about 94...
10/07/2003
6402402Pressure-sensitive and heat-sensitive image transfer apparatus for recording
A pressure-sensitive and heat-sensitive recording apparatus has a pre-coating container that pre-coats a recording sheet prior to a printing operation on the recording sheet. The pre-coating material container, ribbon cassette and an over-coating material...
06/11/2002
5405203Multicolor ink ribbon having barrier and protective layers
A multicolor ink ribbon for use with a dot impact printer includes at least three layers. The layers include an ink layer composed of at least one colored ink ribbon having a first surface which forms a printing surface of the multicolor ink ribbon, an in...
04/11/1995
4925324Color ink ribbon for thermal printer
In a color ink ribbon for use with a thermal printer, including a base, a plurality of ink layers having different colors formed on the base and arranged at intervals in a longitudinal direction of the base, and a plurality of markers for detecting the co...
05/15/1990
4886386Ink ribbon having elastomeric protective backing
An overlappingly overstrikeable ink ribbon for matrix or needle printing systems is described having a carrier film and an ink-releasing coating, as well as optionally further conventional intermediate coatings. A rubber-elastic layer is formed on the nee...
12/12/1989
4744685Thermal transfer ribbon and method of making same
A thermal transfer ribbon consisting of a color-transfer layer on a foil or film substrate band is provided with a wax coating which appears to facilitate transfer with high resolution even to rough papers....
05/17/1988
4569609Print ribbon comprising a frictional back layer
A multi-strike (typewriter) ribbon comprising a web of synthetic resinous material having top and bottom surfaces with an ink coating on the top surface of the web and a back layer on the bottom surface of the web, the back layer providing a clean, fricti...
02/11/1986
4557616Resistive ribbon thermal transfer printing system and process
A technique and structure for resistive ribbon thermal transfer printing including a separate resistive ribbon and transfer ribbon therefor is illustrated. The resistive ribbon is used only for the generation of heat and is placed in contact with a separa...
12/10/1985
4556892Thermal transfer recording system and method
A closed loop thermal transfer recording system and method are provided for recording an image represented by pixel areas of various density on an ink receiving sheet. The system uses a thermal transfer ribbon having a fusible ink layer on the front side,...
12/03/1985
4521471Processes and articles for removing typewriter inks
An article comprising a backing, a silicone pressure sensitive adhesive, and optionally, a silicone release coating is provided for effecting removal of vertically cohesive inks from cellulosic materials. There is also provided the process of making and u...
06/04/1985
4472479Light barrier fluorescent ribbon
A barrier pigment is added to a fluorescent ribbon to prevent light from being absorbed into the media upon which the pigment is applied during printing. The barrier pigment is added to the fluorescent layer or is applied over the fluorescent layer as an ...
09/18/1984
4320170Polyurethane ribbon for non-impact printing
A ribbon for thermal printing comprising a transfer coating and a substrate which is a polyurethane resin containing electrically conductive carbon black....
03/16/1982
4269892Polyester ribbon for non-impact printing
The present invention is concerned with a ribbon for non-impact printing. The ribbon comprises a transfer coating and a substrate which is a polyester resin containing from about 15% to about 40% by weight of electrically conductive carbon black....
05/26/1981
4243334Ribbon cartridge
A ribbon cartridge comprising a housing including a first cavity in which an ink ribbon in the form of an endless loop is received in irregular form, and a second cavity in which a tape in the form of an endless loop of high polymer film or metal film and...
01/06/1981
4016321Printer ribbon substrates
An improvement in a composite film substrate suitable for use as an ink carrying ribbon in printing machines. An asymmetrically biaxially oriented, heat set polymeric linear terephthalate ester base film has laminated to one surface thereof a nylon film b...
04/05/1977
 
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