Did You Know...
...In 1790, the cost to obtain a patent was between $4 and $5.
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 |
| 5952398 | Polymerized microemulsion pressure sensitive adhesive compositions and methods of preparing and using same A polymerized microemulsion pressure sensitive adhesive composition is described. The composition has peel adhesion of at least 3 Newtons/100 mm as measured according to a PSTC-1 Test. The composition preferably has a bicontinuous structure of a continuou... | 09/14/1999 |
| 5951749 | Water-based pigmented inks Water-based pigmented inks are disclosed. Such inks are formed from water-based dispersions of pigment particles having novel dispersants therein. The dispersions are formed from the reaction product of an amino acid compound with a nitrogen reactive comp... | 09/14/1999 |
| 5947961 | Biomedical electrode having skin-equilibrating adhesive at its perimeter and method for using same A biomedical electrode is disclosed, having a geometry of a perimeter of hydrophilic adhesive exceeding the perimeter of an area containing electrically conductive plate(s). The geometry unexpectedly causes a reduction in edge effect for dispersive electr... | 09/07/1999 |
| 5938830 | Pigmented inks and N-(1,2-dicarboxyethyl)-N-disubstituted sulfosuccinamate dispersants used therewith Pigmented inks are disclosed comprising an aqueous medium, a pigment, and a N-disubstituted sulfosuccinamate dispersant, preferably tetrasodium N-(1,2-dicarboxyethyl)-N-octadecyl sulfosuccinamate. Such dispersants reduce the agglomeration of pigment parti... | 08/17/1999 |
| 5932849 | Stethoscope having microphone therein A stethoscope chestpiece is disclosed having an acoustic-to-electrical transducer residing within the acoustic pathway of the chestpiece. The transducer resides within a mounting that can provide shock attenuation and vibration isolation. The transducer p... | 08/03/1999 |
| 5928726 | Modulation of coating patterns in fluid carrier coating processes A method of modulating coating patterns is disclosed. The method uses the steps of dispensing a composite comprising a carrier fluid layer and a transferring the composite to the substrate, wherein interfacial interaction among the carrier fluid layer, th... | 07/27/1999 |
| 5919866 | Liquid toners with hydrocarbon solvents The toner particles of this invention comprise pigment and a resin. The resin comprises a novel polymer formed from ethylenically unsaturated monomers, macromeric moieties that render the resin dispersible in hydrocarbon solvents, and a surface-release pr... | 07/06/1999 |
| 5906696 | Minimum visibility seam tape and method of joining substrates using the same A minimum visibility seam tape and method of joining at least two substrates with the tape. The substrates joined typically are sign faces or awnings comprising a composite of thermoplastics and a woven scrim. The seam tape is a woven or nonwoven scrim em... | 05/25/1999 |
| 5897930 | Multiple embossed webs A carrier web having at least one surface that is multiple, sequentially embossed, wherein depressions created from the prior embossing patterns(s) are preserved during the subsequent embossing pattern(s) even though the subsequent embossing pattern(s) ar... | 04/27/1999 |
| 5892838 | Biometric recognition using a classification neural network A biometric recognition system involves two phases: creation of a master pattern set of authorized users biometric indicia and authentication using a classification neural network. To create the master pattern set, an image of an authorized biometric user... | 04/06/1999 |
| 5874158 | Heat activated translucent marking films Heat activated, translucent marking films are disclosed. The translucent, heat activated marking film has a transferable, translucent, plastic film and field of a heat activated, translucent adhesive adhered to the plastic film. The marking film is prepar... | 02/23/1999 |
| 5874143 | Pressure sensitive adhesives for use on low energy surfaces A vinyl graphic marking film or label coated with a pressure sensitive acrylic adhesive designed to achieve high or permanent adhesion to polymeric low energy surfaces is disclosed. In addition to good adhesion to low energy surfaces, the graphic marking ... | 02/23/1999 |
| 5854308 | Water-based pigmented inks having silicone-containing polymer incorporated therein Water-based pigmented ink formulations are disclosed including a water soluble or water dispersible silicone-containing polymer additive comprising a vinyl silicone polymer. The additive significantly reduces kogation, mudcracking, and banding in some or ... | 12/29/1998 |
| 5852263 | Stethoscope having microphone in stem of chestpiece A stethoscope chestpiece is disclosed having an acoustic-to-electrical transducer residing within the acoustic pathway of the chestpiece. The transducer resides within a mounting that can provide shock attenuation and vibration isolation. The transducer p... | 12/22/1998 |
| 5846558 | Ionically conductive adhesives prepared from zwitterionic materials and medical devices using such adhesives Ionically conductive adhesives are disclosed. The adhesives are prepared from zwitterionic polymers, preferably prepared from zwitterionic monomers. Medical devices, such as biomedical electrodes, skin coverings, and transdermal delivery devices using suc... | 12/08/1998 |
| 5832334 | Color control system for electrographic printer A system for substantially maintaining color density in liquid toners for electrographic printers is disclosed. The system includes means for substantially continuously supplying toner concentrate to a printer and means for substantially continuously with... | 11/03/1998 |
| 5827608 | Method of forming a thermoplastic layer on a flexible two-dimensional substrate and powder for preparing same A method of forming a thermoplastic layer on a flexible, two-dimensional substrate is provided. In the steps of the method, a thermoplastic powder is provided having a melt flow index of at least 0.008 grams/10 minutes, the powder is applied to at least o... | 10/27/1998 |
| 5815188 | Method and apparatus to reduce fogging in electrostatic printing A method and apparatus to reduce fogging on electrostatic printing media is disclosed. A negative bias is applied to toning station(s) or vacuum station(s) of the printing apparatus with isolation of that negative bias from the printing media.... | 09/29/1998 |
