Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7255731 | Use of particular polysaccharides as admixtures for mineral materials The subject of the present invention is the use of particular polysaccharides as admixtures for mineral materials, especially as admixtures for mineral binders. These polysaccharides have, characteristically: a weight-average molec... | 08/14/2007 |
| 6818047 | Ink for ball pen and ball pen In a ball pen which is formed to have an ink-consumption value per unit area of 0.64 to 1.6 mg/cm2, the water content is adjusted in the range from 30.0 to 80.0 wt %, the content of a volatilization-inhibiting substance in the range from 0.1 to 10.0 wt % ... | 11/16/2004 |
| 6800712 | Starch graft copolymers and method of making and using starch graft copolymers for agriculture Methods of making and using starch graft copolymers produce particle sizes useful in granule applicators for applying to agricultural fields. Starch graft copolymers on field crops provide excellent anti-crusting properties, increased seed germination and stand, inc... | 10/05/2004 |
| 6174938 | Water-based coloring compositions containing submicron polymeric particles A water-based coloring composition suitable for use in children's markers comprising a carrier, submicron polymeric particles, and a neutral buoyancy additive. The coloring compositions produce unique opaque images on a wide variety of writing surfaces. A... | 01/16/2001 |
| 6171381 | Aqueous metallic ink composition The present invention relates to an aqueous metallic ink composition having utility in ink for writing instruments, for printing, for coating, and the like. The composition includes a metallic powder pigment, a colorant, water, and a water-soluble organic... | 01/09/2001 |
| 6090884 | Starch degradation/graft polymerization composition, process, and uses thereof Disclosed herein are starch stabilized polymeric emulsions. Persulfate salts degrade starch to give it suitable characteristics, and then also, essentially simultaneously, initiate polymerization with monomers. This permits a single reaction condition to ... | 07/18/2000 |
| 6017471 | Colorants and colorant modifiers A light-stable colored composition which includes a colorant and a radiation transorber. The colorant, in the presence of the radiation transorber, is adapted, upon exposure of the transorber to specific, narrow bandwidth radiation, to be mutable. The rad... | 01/25/2000 |
| 5968241 | Washable coloring composition A coloring composition comprising a polymeric dye, a dye vehicle, and an anionic dyeblocker. The coloring compositions enhance fugitivity from skin, fabrics and other household surfaces. More specifically, the invention is, in one preferred embodiment, a ... | 10/19/1999 |
| 5954866 | Ink for ink jet recording and image forming method using the same An ink composition for ink jet recording is provided which can meet many property requirements for an ink composition used in ink jet recording and, in addition, can yield a good image on a recording medium having a layer comprising a water-soluble resin.... | 09/21/1999 |
| 5753015 | Soybean oil marking compositions and methods of making the same The present invention is directed to a crayon marking composition comprising a fully hydrogenated soybean oil, a partially hydrogenated soybean oil, a fatty acid, a binder and a colorant, and methods of making the same.... | 05/19/1998 |
| 5709738 | Coating composition for ink jet printing Coating compositions for ink jet printing, more specifically for the CB, CF and/or CFB sheets in carbonless copy paper. The compositions include a bivalent metal salt of a C12 to C24 alkyl acid, such as calcium stearate or zinc stear... | 01/20/1998 |
| 5575839 | Stencil printing emulsion ink A stencil printing emulsion ink which is excellent in drying property and temperature suitability and has high ink concentration in printed areas and less bleeding is provided. The emulsion ink is of a water-in-oil type having a water phase dispersed in a... | 11/19/1996 |
| 5466281 | Water-based ink composition for ball-point pen A shear-thinning ink composition for use in ball point pens contains a substantially reduced amount of water. These low water-containing inks contain a polymeric material and exhibit superior "cap off" properties by remaining free-flowing after the cap ha... | 11/14/1995 |
| 5423911 | Coating pigment for cellulose - based printing media A coating pigment for coating printing media, especially paper and cardboard, is made with at least one swellable layer silicate which can be fixed on the printing medium essentially without binders, where the amount of swellable layer silicate is at leas... | 06/13/1995 |
| 5092927 | Pad coating for carbonless paper products A pad coat for a carbonless paper product is provided. The pad coat comprises a binder; a pigment; and an adhesive component capable of preventing a fan-out padding adhesive from substantially penetrating and wetting a surface of the carbonless paper prod... | 03/03/1992 |
| 4585815 | Stencil printing ink A stencil printing ink is described, comprising 0.5 to 20% by weight pigment, 5 to 30% by weight extender pigment, 0.5 to 5% by weight water-soluble polymer (the viscosity of its 10% aqueous solution is at least 40 cps), 3 to 15% by weight (calculated as ... | 04/29/1986 |
| 4514318 | Stabilizing polysaccharide-thickened aqueous medium and stable aqueous gel A means is provided for stabilizing polysaccharide-thickened aqueous solutions by including in the thickened solution from 0.01% to 1% w/w of a thiuram sulphide or thiomorpholine compound as stabilizer. These stabilizers provide improved resistance agains... | 04/30/1985 |
| 4505944 | Fugitive ink composition The present invention provides a fugitive ink composition, and a process for providing a fugitive mark on fibrous material. The fugitive ink comprises a dark organic pigment comprising a complex between a polyvalent metal and tannic acid, and a binding ag... | 03/19/1985 |
| 4402262 | Printing process and printing compositions Aqueous compositions, suitable for printing, are described which have a high volume solids content. They comprise primary polymer particles and a secondary polymer which provides temporary adherence of the particles to a substrate before the primary polym... | 09/06/1983 |
| 4323396 | Process for the preparation of pigment formulations and their use Solid preparations of organic pigments are obtained from aqueous systems which contain the pigment or in which it has been formed by adding to this system a polysaccharide having anionic groups and an affinity for this pigment, removing the treated pigmen... | 04/06/1982 |
| 4310356 | Aqueous newsprint inks In an improved process for printing newsprint paper with a light-weight keyless printing press system the mineral oil ink standardly used is replaced by an aqueous newsprint ink having a total solids content of about 13-80% and containing about 2-30% of a... | 01/12/1982 |
| 4110118 | Process for accelerating the drying of offset inks A method is disclosed for accelerating the drying of offset inks. An additive composition comprising (a) 15 to 85 percent of functional amino polydimethylsiloxane and (b) 85 to 15 percent of a mixture of ethylene oxide and propylene oxide, wherein the eth... | 08/29/1978 |
| 4075143 | Rapid-drying printing ink and a printing process using same A printing ink which rapidly dries under the influence of heat, in particular from infra-red radiation, and which is composed of: A non-polar solvent, A modified phenol- or cresol formaldehyde resin, A crosslinkable unsaturated polyester, A peroxide catalyst for sa... | 02/21/1978 |
| 3948827 | Dry planographic printing ink composition A dry planographic printing ink composition which comprises a vehicle for an ink, a pigment and a solvent, characterized by using as a portion of the vehicle 1 to 40% by weight of a silicone modified alkyd resin containing 5 to 50% by weight of at least o... | 04/06/1976 |
| 3945957 | Dry planographic printing ink composition A dry planographic printing ink composition which comprises a vehicle for an ink, a pigment and a solvent, characterized by using as a portion of the vehicle 1 to 40% by weight of silicone modified alkyd resin containing 5 to 50% by weight of organopolysi... | 03/23/1976 |
