Color-changing marking composition system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5464470
SERIAL NO

08386695

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A color-changing marking composition system, suitable for use in the form of crayons and pencils, comprising a first marking composition comprising wax, a dye, which is other than a Leuco dye and which is capable of changing color upon contact with a color change-inducing compound, and a solvent capable of solubilizing the dye; and a second marking composition comprising wax and a color change-inducing compound, which is capable of inducing a color change in a dye in a marking composition with which it is brought in contact.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
CRAYOLA LLCEASTON, PA123

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Allison, Keith Allentown, PA 3 47
Brachman, Armand Emmaus, PA 1 38

Cited Art Landscape

Patent Info (Count) # Cites Year
 
NIPPON PAINT CO., LTD. (1)
* 5302194 Heat sensitive color developing material 6 1991
 
Other [Check patent profile for assignment information] (8)
* 4617058 Process for producing blackboard crayon 8 1985
* 4708817 Creative art medium for forming artistic expressions having a latent luminescent image pattern 24 1986
* 4741774 Plastic colored crayon 11 1986
* 4907903 Representing utensil 15 1988
* 5139572 Reusable hidden indicia printed sheet 79 1990
* 5215956 Color changing print 32 1991
* 5196243 Printed matter 20 1992
* 5324348 Disposable orthodontic wire marker 6 1993
 
MILLIKEN RESEARCH CORPORATION (1)
* 5043013 Washable ink compositions 57 1989
 
OKITSUMO INCORPORATED (1)
* 5082386 Paper adhesive applicator with adhesive having pH indicator 27 1990
 
IBM INFORMATION PRODUCTS CORPORATION, 55 RAILROAD AVENUE, GREENWICH, CT 06830 A CORP OF DE (1)
* 4413266 Method and apparatus for erasing ink jet printing 27 1981
 
A. B. Dick Company (1)
* 5017226 Ink and method for the development of concealed images 16 1988
 
THE MAZER CORPORATION (1)
* 4525214 Crayon adapted for development of latent images 28 1983
 
All-Mark Corporation, Inc. (1)
* 4681471 Kit comprising multicolored fluid dispenser markers together with eradicating fluid dispenser, stamps and stamp pad 38 1984
 
MODY, SANJAY S. (1)
* 5196237 Method for coloring fabric with crayon 13 1991
 
Shinshu Seiki Kabushiki Kaisha (1)
* 4352691 Liquid ink for printers 32 1980
 
CANON KABUSHIKI KAISHA (1)
* 4505749 Method of forming color images 26 1983
 
THE GILLETTE COMPANY (1)
* 4732614 Novel correction compositions and process for using same 20 1985
 
Pentel Kabushiki Kaisha (1)
* 4557618 Ink and eraser of the ink 84 1982
 
HEWLETT-PACKARD COMPANY (1)
* 5118350 Dye-set for improved color quality for ink-jet printers 33 1991
 
BEROL CORPORATION (1)
* 4988123 Erasable system including marking surface and erasable ink composition 48 1988
 
GOLD CHARM LIMITED (1)
* 2005/0185,915 Light guide plate with subwavelength grating and backlight module using the same 1 2004
 
RICOH COMPANY, LTD. (1)
* 5024699 Leuco dyes and recording materials using the same 13 1990
 
Hubdean Limited (1)
* 4428994 Anti-graffiti facing of walls or similar surfaces 18 1981
 
J.B. STUDIOS, INC., 306 KENTUCKY HOME LIFE BUILDING, LOUISVILLE, 40202 (1)
* 4889559 Latent ink 11 1984
 
MAGICRAYON, INC. (1)
* 5279859 Method for coloring fabric with crayon 11 1992
 
CONROS CORPORATION (1)
* 4954544 Modified adhesive composition which undergoes color changes upon application 73 1989
 
CHROMONIX, LTD. (1)
* 4725316 Color compositions and method 16 1985
 
PELIKAN GMBH (1)
* 5006171 Ink eradicator for inks containing triaryl methane dyestuffs 30 1989
 
Adger Kogyo Co., Ltd. (1)
* 4744826 Ink composition 13 1986
 
CRAYOLA LLC (4)
* 5262535 Surfactant composition and method of making the same 21 1992
* 5232494 Color changing compositions 42 1992
* 5352282 Color changing compositions 23 1993
* 5326388 Color changing compositions 35 1993
 
SAKURA COLOR PRODUCTS CORPORATION (15)
* 4604139 Dual color ink composition 26 1982
* 4460727 Water base pigment ink composition for writing 23 1982
* 4525216 Ink composition 36 1982
* 4490177 Dual color ink composition 29 1983
* 4525215 Ink composition 9 1984
* 4578117 Erasable ink composition 32 1984
* 4620941 Thermochromic compositions 35 1984
* 4954174 Erasable ink compositions 35 1988
* 5120359 Erasable ink compositions 38 1989
* 4942185 Water base pigment ink compositions for use in marking pens 20 1989
* 5009536 Water base pigment ink compositions for use in marking pens 19 1990
* 5004763 Water base erasable ink compositions 44 1990
* 5106881 Water base pigment ink compositions for use in marking pens 20 1991
* 5176746 Oil ink composition 10 1991
* 5203913 Erasable aqueous ink composition 29 1991
 
BINGLO, INC. (1)
* 5222823 Device for marking tickets for game of chance with translucent, vibrant colored ink 48 1986
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (2)
* 6004057 Marking and eradicating instrument and method of use of same 13 1997
6179501 Marking and eradicating instrument and method of use of same 31 1999
 
Nocopi Technologies, Inc. (1)
8822374 Color-changing marking implement and substrate 0 2012
 
MARS, INCORPORATED (2)
* 7597752 Edible inks for ink-jet printing on edible substrates 1 2003
* 2004/0086,603 Edible inks for ink-jet printing on edible substrates 21 2003
 
L'OREAL (2)
7939053 Method of making up nails 0 2007
* 2008/0253,980 Method of making up nails 0 2007
 
3M INNOVATIVE PROPERTIES COMPANY (2)
9247736 Antimicrobial adhesive films 0 2006
8124169 Antimicrobial coating system 6 2006
 
A.W. Faber-Castell Unternehmensverwaltung GmbH & Co. (1)
* 6056810 Colored lead pencil 4 1998
 
KIMBERLY-CLARK WORLDWIDE, INC. (10)
8273306 Color-changing materials and multiple component materials having a color-changing composition 5 2009
* 2011/0015,597 Multiple Component Materials Having A Color-Changing Composition 14 2009
* 2011/0015,063 Multiple Component Materials Having A Color-Changing Composition 11 2009
* 2011/0015,598 Color-Changing Materials And Multiple Component Materials Having A Color-Changing Composition 4 2009
9265856 Multiple component materials having a color-changing composition 0 2010
* 2011/0015,599 Multiple Component Materials Having A Color-Changing Composition 16 2010
8623290 Color-changing materials and multiple component materials having a color-changing composition 1 2012
* 9404905 Water-based wetness-indicating composition and sensor 0 2013
* 2014/0241,954 Water-Based Wetness-Indicating Composition and Sensor 3 2013
9557310 Water-based wetness-indicating composition and sensor 0 2014
 
BEROL CORPORATION (5)
* 5549742 Assembly or set of different color inks and an assembly of writing instruments 11 1995
* 5649999 Ink eradicator system 18 1996
* 5916357 Eradicable inks 13 1997
* 6149721 Solvent-based pen inks 11 1999
6221432 Eradicable inks 12 1999
 
IYA TECHNOLOGY LABORATORIES, LLC (1)
* 2008/0248,950 Ink and Developer System 1 2007
 
CRAYOLA LLC (9)
* 6011084 Erasable colored pencil lead 6 1998
* 6124377 Marking system 31 1998
6262143 Erasable colored pencil lead 1 1998
6271286 Erasable colored pencil lead 2 1999
6815471 Erasable colored pencil lead 0 2001
7910531 Composition and method for producing colored bubbles 0 2005
7727319 Water-based ink system 1 2006
7815723 Water-based ink system 3 2006
9464185 Marking system 0 2014
 
SANFORD, L.P. (20)
6905539 Black eradicable ink, methods of eradication of the same, eradicable ink kit, and eradicated ink complex 14 2003
* 2005/0011,404 ERADICABLE GEL INK, METHODS OF ERADICATION OF THE SAME, ERADICABLE INK KIT, AND ERADICATED INK COMPLEX 4 2003
7083665 Highlightable marking composition, method of highlighting the same, highlightable marking composition kit, and highlighted marking composition complex 3 2003
7229487 Writing instruments with eradicable inks and eradicating fluids 3 2004
* 2005/0150,423 Writing instruments with eradicable inks and eradicating fluids 0 2004
7442725 Color changing correction fluid 2 2004
* 2005/0075,419 Color changing correction fluid 1 2004
7163575 Water-based, resin-free and solvent-free eradicable ball-pen inks 7 2004
* 2006/0032,398 Water-based, resin-free and solvent-free eradicable ball-pen inks 0 2004
7427318 Highlightable and highlighted mixtures, marking instruments, and methods of using the same 0 2004
* 2005/0120,919 Highlightable and highlighted mixtures, marking instruments, and methods of using the same 4 2004
7704308 Method of highlighting with a reversible highlighting mixture, highlighting kit, and highlighted complex 0 2004
* 2005/0158,471 Method of highlighting with a reversible highlighting mixture, highlighting kit, and highlighted complex 2 2004
7488380 Highlighting marking compositions, highlighting kits, and highlighted complexes 5 2006
* 2007/0017,413 Highlighting marking compositions, highlighting kits, and highlighted complexes 6 2006
8110615 Correction fluids 0 2006
* 2007/0142,502 Correction fluids 3 2006
7452146 Writing instruments with eradicable inks and eradicating fluids 4 2007
* 2007/0231,494 Writing Instruments With Eradicable Inks And Eradicating Fluids 0 2007
9109126 Ink compositions comprising colorant particles containing polymeric particles 0 2013
* Cited By Examiner