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| Number | Title | Issue Date |
| 7208036 | Water-based pigment-containing ink composition for central core type marking pen A central core type marking pen which has an ink storage portion of a central core and a pen tip connected thereto, wherein the central core contains a water-based pigment-containing ink composition which contains a thickening agent and exhibits, at 20° C., a visco... | 04/24/2007 |
| 7083665 | Highlightable marking composition, method of highlighting the same, highlightable marking composition kit, and highlighted marking composition complex A highlightable ink including a colored pigment and an eradicable colorant; a kit including the highlightable ink and an eradicator solution; an ink complex including a colorless or substantially colorless eradicable dye selected from the group consisting of diarylm... | 08/01/2006 |
| 6905539 | Black eradicable ink, methods of eradication of the same, eradicable ink kit, and eradicated ink complex A shear-thinning eradicable ink including water, a dye selected from the group consisting of diarylmethane derivatives, triarylmethane derivatives, methine dyes, and a solvent, wherein the ink has a shear-thinning index in the range of about 0.35 to about 1.0; a kit... | 06/14/2005 |
| 6517622 | Additive correction fluid for metal printing forms A composition for positive correction of lithographic printing plates, applicable by pen or by brush, is disclosed. The correction fluid contains a film forming phosphate ester and a solvent that does not dissolve image areas of the printing plate. A corr... | 02/11/2003 |
| 6162531 | Marking fluids with reduced solvent evaporation Marking instruments having an improved cap-off life are provided. The marking instruments include a marking tip and a marking fluid. The marking fluid includes at least one volatile solvent and a waxy additive dissolved in the solvent at a level of betwee... | 12/19/2000 |
| 6074705 | Applicator and method for temporarily masking stains on clothing An applicator for temporarily masking stains on clothing includes a canister having an chamber for containing fluid, a water based, stain masking solution disposed within the chamber of the canister, and a brush or a spray head applying the stain masking ... | 06/13/2000 |
| 5964931 | Correction fluid marker and formulation for fluid A correction fluid that prevents clogging of the delivery nib of a correction fluid marker separates into liquid and solid phases while not in use, thereby allowing the liquid phase to transport lubricants and anti-oxidants into the nib between uses to re... | 10/12/1999 |
| 5726221 | Correction fluids Water-based correction fluids for covering typing, writing or drawing errors contain a particulate opacifier, a water-soluble or water-dispersible binder, water and a di- or tri-quaternary ammonium compound to prevent bleed of inks.... | 03/10/1998 |
| 5702513 | Correction and marking materials A hand-held correction or marking material (20) comprises a solid synthetic matrix (26) containing a correction or marking material. The matrix is such that when it is drawn over and in contact with a paper or similar surface, it deposits thereon as a thi... | 12/30/1997 |
| 5649999 | Ink eradicator system An ink/eradicator fluid combination includes an ink containing a dye and a binding agent, and an eradicator fluid containing a basic nitrogen compound. The binding agent is capable of binding to the basic nitrogen compound.... | 07/22/1997 |
| 5498281 | Recording material containing carbonaceous powder whose surface is modified with fluorine gas The present invention provides a recording material containing a carbonaceous powder whose surfaces are modified with a fluorine gas. Even when the recording material of the present invention is stored for a long period of time, a carbonaceous powder such... | 03/12/1996 |
| 5480920 | Ozone-friendly correction fluid The present invention relates to an ozone-friendly correction fluid which dries quickly and bonds to paper surfaces for correcting all types of markings. The ozone-friendly correction fluid does not contain halogenated solvents or hydrocarbon solvents. Mo... | 01/02/1996 |
| 5470904 | Permanent aqueous marker inks Permanent aqueous marker inks are provided which include surfactant, a pigment, a film-forming polymer, and water. The surfactant may be a combination of a hydrocarbon, preferably an alkylphenol ethyoxylate and a fluorocarbon, or it may be a silicone.... | 11/28/1995 |
| 5464883 | Waterborne correction fluid for correcting laser-jet and photocopied markings The present invention relates to a high solids content waterborne correction fluid that dries quickly and bonds to paper surfaces for correcting laser-jet printed and photocopied markings. More specifically, the waterborne correction fluid contains a wate... | 11/07/1995 |
| 5443629 | Latent image ink A latent image ink particularly for use in printing forms such as games or coloring books. An offset lithographic press is used for imprinting a substantially invisible image on a sheet of standard paper. The latent ink used to form the latent image is a ... | 08/22/1995 |
| 5427278 | Highlighting-ink remover applicator An applicator for eradicating or removing transparent or translucent emphasizing inks, particularly from a paper surface, wherein the emphasizing ink has been used over permanent ink or a printed surface to emphasize such surface or a writing thereon. The... | 06/27/1995 |
| 5370922 | Aminosilanes for non-bleed aqueous liquid paper This invention relates to an aqueous correcting fluid, the use of which prevents bleeding of aqueous ink dyes during correction of writing errors or erasure of documents using white out. This is accomplished according to the present invention by the fact ... | 12/06/1994 |
| 5338775 | Correction fluid An aqueous, correction fluid that includes a suspending agent, a binding resin, water, and an opacifying pigment. The suspending agent is preferably a gum or hydrocolloid, e.g., xanthan gum, and the composition preferably has a shear-thinning index (n) of... | 08/16/1994 |
| 5332599 | Aqueous correction fluid An aqueous correction fluid is provided which includes a latex binder, an opacifying pigment, a protective colloid, a nonionic surfactant, an anionic dispersant, and water. Preferably, the polymer binder is provided in the form of an aqueous emulsion. The... | 07/26/1994 |
| 5147457 | Correction stick Correction stick comprising a gelatinizer, white pigments, dispersant, water-soluble or dispersible film-forming resin and a gelation modifier, said gelatinizer being alkali metal salts or ammonium salts of aliphatic carboxylic acids having carbon atoms o... | 09/15/1992 |
| 5006171 | Ink eradicator for inks containing triaryl methane dyestuffs An aqueous ink eradicator solution for inks utilizing triaryl methane dyestuff and containing a reducing sulfur compound. the ink contains 20 to 50% by weight of sugar and/or a solid sugar alcohol and the reducing sulfur compound in an amount of 0.5 to 5%... | 04/09/1991 |
| 4732614 | Novel correction compositions and process for using same Correction compositions for correcting markings provided on the surface of a pressure-sensitive chemical recording medium carrying a developer material which comprises an acidic developer by interaction of the developer material with a color-providing mat... | 03/22/1988 |
| 4654081 | Nonsmearing correction fluid Improved correction fluid for obscuring indicia on sheet material. Such fluid, which normally comprises a solution of pigmented thermoplastic resin, is rendered capable of obscuring typed, xerographically copied, or written ink indicia by using a solvent ... | 03/31/1987 |
| 4413266 | Method and apparatus for erasing ink jet printing The technology encompassed by the practice of this invention includes apparatus for ink jet printing under the control of electronic circuitry and ink jet printing under the control of an operator, for example, a typewriter. Broadly, the technology presen... | 11/01/1983 |
| 4228028 | Ball point pen, ink, and its eradicator system Disclosed is a ball point ink pen, its ink and its eradicator. The ink is carried at one end of the pen and the eradicator portion is carried at the other. If an error is made, the pen can be reversed and the eradicator used to neutralize the ink. The ink... | 10/14/1980 |
| 4213717 | Ball point pen, ink and its eradicator system Disclosed is a ball point ink pen, its ink and its eradicator. The ink is carried at one end of the pen and the eradicator portion is carried at the other. If an error is made, the pen can be reversed and the eradicator used to neutralize the ink. The ink... | 07/22/1980 |
| 4165988 | Correction fluid Correction compositions for the masking of erroneous typed images preliminary to the typing of correct images thereover, characterized by the presence of a volatile solvent mixture having a predetermined evaporation rate at ordinary room temperatures, a h... | 08/28/1979 |
| 4055704 | Typing correction paper A correction sheet material for masking characters on a substrate is composed of a carrier sheet and a thin dry coating layer on the carrier sheet, the coating layer adapted, on the application of sufficient pressure, to be transferred from the carrier sh... | 10/25/1977 |
| 3997498 | Non-smudge correction fluid Disclosed is a correction fluid for use in obscuring mistakes on certain typewritten or printed documents. The fluid comprises a liquid, highly halogenated ethane containing at least one fluorine substituent as solvent, an opacifying pigment and an organi... | 12/14/1976 |
