U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."

Newsletter  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.

 

Attorney: Spector; Robert


Number of patents: 350
Last date: May 22, 2001

1                  
NumberTitleIssue Date
6235924Continuous process for preparing benzoic acid esters
The present invention provides a continuous series of at least 3 esterification reactions, each of which yields highly pure esters derived from benzoic and at least one alcohol selected from monohydric alcohols containing from 6 to 12 carbon atoms and dih...
05/22/2001
5711072Method for fabricating elastomer coated fixing rolls
This invention provides a highly efficient method for fabricating toner fixing rolls comprising a cured silicone rubber layer covering a metal core and a fluororesin film covering the silicone rubber layer. The characterizing feature of the present method...
01/27/1998
5645942Foam coated rolls and method for preparing same
This invention provides foam-covered rolls comprising silicone foam layer over a metal core and a fluororesin film laminated over the foam layer. The cured foam layer is obtained by using as the blowing agent the hydrogen gas generated by the reaction of ...
07/08/1997
5645676Rework fixture for applying adhesive-coated mirror buttons
Rear view mirror mounting brackets are adhesively bonded to a windshield using a relatively small, portable rework fixture that can be temporarily secured to an automotive windshield by means of suction cups. The framework of the fixture supports a pair o...
07/08/1997
5596060Curable polytitanosiloxane compositions and method for preparing cured polytitanosiloxanes using said compositions
This invention provides curable compositions comprising a polytitanosiloxane containing at least two alkenyl radicals per molecule and a crosslinking agent that is either 1) the combination of an organohydrogensiloxane containing at least two silicon-bond...
01/21/1997
5563197Storage stable dipsersions of finely divided solids in organosiloxane compositions
A stable dispersion of a finely divided solid such as a pigment in an organosiloxane composition can be prepared as a homogeneous thixotropic liquid, paste or gel by blending the solid with a finely divided, partially treated silica, a specified class of ...
10/08/1996
5561329Compositions for protecting semiconductor elements and semiconductor devices
Curable silicone compositions comprise either (a) microparticles of a fluororesin which exhibits low adhesion to the cured composition, or (b) microparticles of an organic or inorganic material whose surfaces have been coated with this type of fluororesin...
10/01/1996
5556914Room temperature vulcanizing compositions
This application is concerned with room temperature vulcanizing compositions useful as mould making materials which are formed by mixing an alpha, omega dihydroxy polysiloxane, a condensation polydimethylsiloxane, catalyst and a crosslinking agent which c...
09/17/1996
5548038Organosiloxane compositions yielding optically clear, non-yellowing organosiloxane gels
The present invention provides organosiloxane compositions that cure to optically transparent gels by a hydrosilation reaction and contain a) two types of alkenyl-substituted organopolysiloxanes, and b) a diorganopolysiloxane containing an average of at l...
08/20/1996
5520767Compositions for bonding organosiloxane elastomers to organic polymers
Liquid adhesion-promoting compositions for cohesively bonding organosiloxane materials to organic polymers comprise (A) a copolymer derived from at least one ethylenically unsaturated organic compound and at least one silane containing an ethylenically un...
05/28/1996
5516823Adhesion promoting compositions and curable organosiloxane compositions containing same
Adhesion-promoting additives for use in curable organosiloxane compositions comprise 1) at least one organosiloxane comprising a) silicon bonded hydrogen atoms and/or ethylenically unsaturated substituents bonded to silicon through carbon and b) at least ...
05/14/1996
5505997Method and apparatus for applying coatings of molten moisture curable organosiloxane compositions
A stream of a molten moisture curable organosiloxane composition is entrained in a current of a heated gas containing a concentration of water vapor below the saturation level of the gas at 25° C. The gas current directs the organosiloxane composition to...
04/09/1996
5492994Adhesion additives and curable organosiloxane compositions containing same
The novel organosiloxane compounds of the present invention are characterized by the presence of 1) a silicon atom containing at least two alkoxy or other hydrolyzable groups and the group --OR1 Si.dbd. wherein R1 represents a divale...
02/20/1996
5493049Fluorinated compounds containing hetero atoms and polymers thereof
This invention provides 1) novel reactive fluorinated compounds derived from a specified class of telomers or cotelomers of fluoroolefins; and 2) stable products and stable polymers thereof obtained by reaction or polycondensation of the novel reactive fl...
02/20/1996
5486551Method for preparing a finely divided, free flowing organosiloxane elastomer base exhibiting reduced compression set following curing
The compression set values of cured elastomers prepared from finely divided organosiloxane elastomer bases are reduced by treating the base with a silane or disilazane wherein the silicon atoms are bonded to one hydrolyzable group and three hydrocarbon ra...
01/23/1996
5486299Wear-resistant lubricant composition
The present lubricant compositions comprise a mixture of graphite, molybdenum disulfide and polytetrafluoroethylene in specified proportions within a matrix of an organic resin. When applied to surfaces that are in sliding contact with one another the com...
01/23/1996
5486565Organosilicon compounds and low temperature curing organosiloxane compositions containing same
The present invention relates to organosiloxane compositions that are reaction products of 1) a silane containing at least 3 hydrolyzable groups per molecule, 2) a monohydric or polyhydric alcohol containing at least one organofunctional group and 3) a po...
01/23/1996
5468826Adhesion promoting additives and curable organosiloxane compositions containing same
The present invention provides organosiloxane copolymers comprising SiO4/2 units, silicon-bonded hydrolyzable groups, epoxy or acryloxyalkyl groups and silicon-bonded hydrogen atoms. The copolymers are particularly useful as adhesion promoting ...
11/21/1995
5459194Compositions for bonding organosiloxane elastomers to organic polymers
Liquid adhesion-promoting compositions for cohesively bonding organosiloxane materials to organic polymers comprise (A) a copolymer derived from at least one ethylenically unsaturated organic compound and at least one silane containing an ethylenically un...
10/17/1995
5458980Laminates comprising organosiloxane elastomers and organic polymers and method for preparing same
Adhesion promoting compositions for bonding a layer of organic polymer to a layer of organosiloxane elastomer during curing of the elastomer by a platinum group metal-catalyzed hydrosilation reaction comprise (a) a copolymer containing repeating units der...
10/17/1995
5445748Solid lubricant composition
A solid lubricant composition comprises (I) 30 to 70 parts by weight of graphite, (II) 70 to 30 parts by weight of a mixture of at least two components selected from alkali molybdate, alkali or alkaline earth sulphate and alkali phosphate, the ratio of th...
08/29/1995
5445751Fluorosilicone lubricant compositions
Fluorosilicone lubricants comprise (A) a linear and/or cyclic polydiorganosiloxane containing at least one silicon-bonded perfluoroalkylethyl radical with at least four perfluorinated carbon atoms, and an additive selected from 1) heat stabilizers that ar...
08/29/1995
5442027Moisture curable organosiloxane compositions exhibiting extended workability
Low concentrations of a liquid silanol terminated polydiorganosiloxane with a number average molecular weight less than about 1000 extend the working time of tin-catalyzed moisture curable organosiloxane compositions without substantially decreasing the c...
08/15/1995
5428092Release agent composition
The release agent compositions of the present invention comprise mixtures of amino-functional and amine-free polydimethylsiloxanes wherein the viscosity, amine equivalent and content of dimethylsiloxane oligomers containing up to 20 silicon atoms are with...
06/27/1995
5424357Compositions for bonding organosiloxane elastomers to organic polymers
Adhesion promoting compositions for bonding a layer of organic polymer to a layer of organosiloxane elastomer during curing of the elastomer by a platinum group metal-catalyzed hydrosilation reaction comprise (a) a copolymer containing repeating units der...
06/13/1995
5424384Curable organosiloxane compositions containing low temperature reactive adhesion additives
The presence in curable organosiloxane compositions of a specified group of hydrocarbyloxy-substituted organosilicon compounds and condensation products of these compounds imparts cohesive bonding to a variety of substrates during curing of the compositio...
06/13/1995
5414023Thixotropic foamable organosiloxane compositions
The presence in foamable, curable organosiloxane compositions of a hydrogenated glyceride of an ethylenically unsaturated carboxylic acid imparts sufficient thixotropy to the uncured composition to inhibit flow without adversely affecting desirable proper...
05/09/1995
5399651Adhesion promoting additives and low temperature curing organosiloxane compositions containing same
Adhesion additives for curable organosiloxane compositions comprise (I) a silane containing at least one alkoxy or enoloxy group, the remaining valences of the silicon atom being satisfied by groups bonded to silicon through oxygen and containing at least...
03/21/1995
5399650Adhesion promoting additives and low temperature curing organosiloxane compositions containing same
Adhesion promoting additives for organosiloxane compositions that cure by a platinum-catalyzed hydrosilation reaction are reaction products of (1) an ethylenically unsaturated ether of a polyfunctional alcohol and (2) at least one silicon compound selecte...
03/21/1995
5391336Method for fabricating foam gaskets
A method for fabricating foam gaskets is characterized in that during the separate transport and subsequent mixing in an enclosed chamber of the base and curing agent portions of a two part foamable and curable organosiloxane composition an inert gas is i...
02/21/1995
5391638Organosiloxane compounds containing polyoxometalate groups
This invention provides organosiloxane compounds containing silicon-bonded polyoxometalate (POM) structures that are present as pendant groups. The invention also provides methods for preparing these reaction products....
02/21/1995
5389170Method for bonding substrates using molten moisture reactive organosiloxane compositions
Curable adhesive compositions comprise combinations of organosiloxane MQ resins and liquid polyorganosiloxanes of specified viscosity and functionality. The compositions are substantially free of unreactive materials and are applied in the molten state. D...
02/14/1995
5380812One part curable compositions containing deactivated hydrosilation catalyst and method for preparing same
The catalyst inhibitors of the present invention react with conventional platinum group metal-containing hydrosilation catalysts to from complexes that delay curing of compositions containing these complexes in the absence of oxygen and SiH-reactive hydro...
01/10/1995
5374363Viscous coupling fluids
The shortcomings inherent in prior art coupling fluids are eliminated by combining 1) a polyorganosiloxane fluid as the base oil with 2) sulfur or certain sulfur compounds and 3) at least one cyclic organosiloxane. These three ingredients form a suitable ...
12/20/1994
5373078Low viscosity curable organosiloxane compositions
The addition of up to 40 percent by weight of a non-reactive liquid MQ resin to high viscosity liquid curable organosiloxane compositions that cure by a platinum group metal-catalyzed hydrosilation reaction reduces the viscosity of the composition and the...
12/13/1994
5371163Organosiloxane compositions yielding tough elastomeric materials
Tough gels and elastomers are prepared using compositions curable by a platinum catalyzed hydrosilation reaction that are characterized by the presence of a chain extender containing two silicon-bonded hydrogen atoms per molecule and a cross-linking agent...
12/06/1994
5364922Curable compositions containing an anaerobically inactive hydrosilation catalyst and method for preparing said compositions
The present invention utilizes a class of novel hydrosilation catalysts that are inhibited in the absence of molecular oxygen to prepare storage stable, one part curable compositions containing (1) compounds with alkenyl radicals and (2) compounds with si...
11/15/1994
5364896Method for preparing silica filled organosiloxane compositions
The triorganosiloxydiphenylsilanols of the present invention are novel silicone compounds that are useful as plasticizers for silicone rubbers. The present invention also relates to a method for preparing these compounds in high yield and purity and a met...
11/15/1994
5358975Organosiloxane elastomeric foams
Method for the production of organosiloxane elastomeric foam comprising mixing together (A) a polydiorganosiloxane having at least two silicon-bonded alkenyl groups, (B) an organohydrogensiloxane, (C) a platinum catalyst, (D) an ଱, w-diol of formula...
10/25/1994
5356954Method for preparing an electrically conductive organosiloxane composition
The electrical conductivity of room temperature curable compositions containing at one polyorganosiloxane, a curing agent and certain light colored electrically conductive fillers is increased while maintaining the viscosity at desirably low levels and no...
10/18/1994
1                  
 
Sign InRegister
Username  
Password   
forgot password?