Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching: West Virginia





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-5,202,366 Crosslinkable polyester compositions with improved properties
A process is disclosed for producing molded parts from a polyester-based curable molding composition which includes a thermostetting unsaturated polyester resin,...
US-5,200,465 Impact modification of polyimides
The impact resistance of polyimides is improved by the addition of impact modifiers comprising, as a first stage, an elastomeric polydiorganosiloxane optionally...
US-5,200,434 Amide derivatives of alkylene oxide polyethers and their uses in polyurethane foam manufacture
Amine-containing amide derivatives of polyethers, and the use of such materials as catalysts in manufacture of polyurethane foam. The derivatives may be...
US-5,199,596 Drawn can body methods, apparatus and products
New technology for deep drawing can bodies for use in the manufacture of two-piece cans for food and beverage products from precoated flat-rolled sheet metal can...
US-5,199,493 Methods and apparatus for shutting a conduit
A conduit is shut off by a shut-off valve mechanism which is attached to an external periphery of an exposed region of the conduit. That region is exposed by...
US-5,199,371 Deck structure for floating dock
A deck structure for a floating dock is comprised of a rectangular frame having opposite sides and opposite ends defined by interconnected C-shaped channel...
US-5,198,578 Anhydrous diluents for the propylene oxidation reaction to acrolein and acrolein oxidation to acrylic acid
The processes for oxidation of propylene to acrolein and the oxidation of propylene to acrylic acid in two stages with acrolein as an intermediate are improved...
US-5,198,522 Reaction injection molding based on diethyl methylene diphenyl diisocyanate
Disclosed herein is an improved polyurea system comprising a reaction product of a polyisocyanate and a polyamine and an amine chain extender, the improvement...
US-5,198,084 Low-cost process for hydrogen production
A method is provided for producing hydrogen and carbon black from hydrocarbon gases comprising mixing the hydrocarbon gases with a source of carbon and applying...
US-5,198,002 Gas stream clean-up filter and method for forming same
A gas cleaning filter is formed in-situ within a vessel containing a fluidizable bed of granular material of a relatively large size fraction. A filter membrane...
US-5,197,419 Internal combustion engine hydraulic actuated and variable valve timing device
The invention relates to the hydraulic actuation and variable timed engine poppet valves. A conventional hydraulic pump pressurizes a rotor vane distributor,...
US-5,197,237 Home gutter systems
The present invention is a novel rotatable gutter system having end cap components which can be easily disconnected from the linear gutter element to permit its...
US-5,196,596 Higher aldehyde separation process
This invention relates to a process for separating an aldehyde that contains at least seven carbon atoms and that is free of alpha substituents from a solution...
US-5,196,594 Process for the production of 4,4'-diamino-dicyclohexylmethane with a low trans-trans isomer content by the...
The present invention is directed to a process for the catalytic hydrogenation of a starting material containing 4,4'-diamino-diphenylmethane (4,4'-MDA) or its...
US-5,196,588 Ethylenediamine and diethylenetriamine producers composition and method for producing same
A continuously generated alkyleneamines producers composition comprising, based on 100% of the moles of the composition and exclusive of any MEA and water...
US-5,196,476 Polymer/polyol and preformed stabilizer systems
Improved polymer/polyol compositions and processes for making them; high potency preformed stabilizers used to make the polymer/polyol compositions and processes...
US-5,195,598 Drill head assembly
An improved rotary drill head assembly including a drill head cover having an upper portion, a rotatable drill retaining socket having an outer surface and a...
US-5,195,288 Floor fitting
This patent discloses a floor fitting for activation of services including electric power and communication services. The floor fitting includes activation sides...
US-5,194,660 Processes for producing carbamates and isocyanates
Processes for producing carbamates comprise contacting a first reactant selected from primary amine components, secondary amine components, urea components and...
US-5,194,613 Catalytic processes for the preparation of bridged nitrogen-containing compounds
A process for preparing bridged nitrogen-containing compounds which comprises contacting a carboxylated cyclic nitrogen-containing compound with a mixed metal...
US-5,194,526 Process for producing sticky polymers
An improvement in the process for producing sticky polymers in a fluidized bed reactor catalyzed by a transition metal catalyst in the presence of an inert...
US-5,194,159 Treatment of lower glycol-containing operative fluids
Operative fluids containing lower glycol are contacted with semi-permeable membranes under reverse osmosis conditions to permeate lower glycol to provide a...
US-5,193,862 Anti-theft latch mechanism especially suitable for vending machines
An anti-theft latch mechanism is especially suitable for securing vending machines. According to the present invention, a control mechanism (such as a rotatable...
US-5,192,337 Agent for the suppression of coal dust
Compositions and methods are provided for controlling dust production from coal, for controlling dust losses from coal, for reducing decrepitation, and for...
US-5,192,121 Trash organizer for recycling
A trash organizer for recycling of items makes trash sorting easy and encourages and reminds people to be environmentally concerned. The organizer includes a...
US-5,191,123 Processes for the preparation of hydroxyl-containing compounds
A process for preparing hydroxyl-containing compounds which comprises contacting a carboxylated hydroxyl-containing compound with a metal oxide catalyst under...
US-5,191,104 Alkoxylation of carboxylated compounds
This invention relates to a process for the alkoxylation of a carboxylated compound comprising contacting the carboxylated compound with an alkylene oxide in the...
US-5,191,103 Process and composition for promoting hydrosilylation reactions using sterically hindered nitrogen-containing...
A process and a catalytic composition for carrying out a platinum catalyzed hydrosilylation reaction between an SiH-containing material and a terminal olefin....
US-5,191,091 Hydrogenation with Cu-Al catalysts
A process for hydrogenating bound oxygen-containing organic feeds into their corresponding alcohols by contact with a coprecipitated copper-aluminum catalyst...
US-5,191,012 Aqueous dispersions of encapsulated polyisocyanates
The present invention is directed to an aqueous dispersion of an encapsulated polyisocyanate which contains ureacted isocyanate groups and is prepared by a)...
US-5,190,373 Method, apparatus, and article for forming a heated, pressurized mixture of fluids
The invention relates to method and small batch, portable apparatus and article for heating, pressurizing and continuously mixing two fluids, preferably at least...
US-5,190,352 Mining machine with cascading conveyor system and method of conveying
A mining machine includes a material dislodging mechanism and a cascading conveyor system extending rearwardly on a mobile frame. The cascading conveyor system...
US-5,189,004 Alkenyl alkanoate catalyst process
This invention provides a process for producing improved catalysts for the production of alkenyl alkanoates by the reaction of an alkene, an alkanoic acid and an...
US-5,188,892 Spun textile yarns
Spun textile yarns from new polyester staple fiber, and downstream textile articles, such as fabrics and garments, made from such, and blends thereof, wherein...
US-5,188,427 Twin scrubber and air diffuser for a continuous miner and method of ventilation
A continuous mining machine is provided with dual ductwork having reversible fans. The ductwork extends longitudinally along each side of the continuous mining...
US-5,187,246 Process for making EPR resins
An improved polymerization process for making essentially non-agglomerated ethylene polymers, especially EPR polymers, based on the use of a high activity...
US-5,187,140 Alkylene oxide catalysts containing high silver content
Catalysts for the epoxidation of alkene, especially ethylene, to the corresponding alkylene oxide, e.g., ethylene oxide, which catalysts contain a high silver...
US-5,186,571 Fence rail bracket
A fence rail section has a metal bracket for attaching a rail to a post. The bracket is symmetrical and sized to conform to the maximum and minimum ...
US-5,185,935 Method and apparatus for separation measurement and alignment system
The method and apparatus for controlling the displacement of a steerable driven trailing machine with respect to a leading machine by measuring the separation...
US-D333,308 Heat pump accessory
US-5,185,549 Dipole horn piezoelectric electro-acoustic transducer design
A piezoelectric electro-acoustic device for converting an electric signal into an acoustic vibration and/or for converting acoustic vibrations into an electric...
US-5,185,308 Catalysts and processes for the manufacture of vinyl acetate
A shell impregnated catalyst for use in the production of vinyl acetate from ethylene, acetic acid and an oxygen containing gas is provided. The catalyst has a...
US-5,185,200 Aqueous polyisocyanate dispersions with reduced isocyanate contents and their use for the production of...
The present invention is directed to an aqueous polyisocyanate dispersion which has an isocyanate content of at least 0.5% by weight, based on the weight of the...
US-5,185,013 System of crack repair for building and paving material
A method of crack repair for building and paving material which lowers an existing surface (S) to a new working surface (W) which is low enough to effect repairs...
US-5,184,913 Watercraft launching and lift assembly and kit therefor
A launching and lift assembly for small watercraft such as a jet ski comprises a skid cradle for seating the watercraft thereon for sliding movement off an end...
US-5,184,416 Signal mousetrap apparatus
A mousetrap apparatus is arranged to include a plurality of contact bosses mounted fixedly to a mousetrap assembly base, whereupon tripping of the mousetrap bail...
US-5,183,943 Reactivation of hydroformylation catalysts
A process for improving the catalytic activity of a partially deactivated solubilized rhodium - tertiary organophosphine complex hydroformylation catalyst.
US-5,183,936 Anhydrous diluent process for the propylene oxidation reaction to acrolein and acrolein oxidation to acrylic acid
The process for oxidation of propylene to acrolein and the oxidation of propylene to acrylic acid in two stages with acrolein as an intermediate are improved by...
US-5,183,575 Methods for the flocculation of coal fines and insoluble metals in coal mine waters
Coal fines and suspended insoluble metals are flocculated from coal mine drainage waters by adding a polymeric tannin-amine compound.
US-5,182,342 Hydrofluorocarbon solvents for fluoromonomer polymerization
A novel process for the free radical polymerization of fluoromonomers in which selected hydrofluorocarbon solvents are used. The solvents have little effect on...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.