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-4,527,001 Small olefin interconversions
The process for the interconversion of "small olefins" selected from the class consisting of ethylene, propylene, butenes and mixtures thereof comprising...
US-4,526,777 Pharmaceutical combination composition and associated method
A novel combination pharmaceutical composition is described, together with a method for making the same, wherein the pharmaceutically active ingredients are...
US-4,526,723 Biocidal enol esters of non-ortho substituted 2-aryl-1-3-cycloalkanedione compounds
Non-ortho substituted 2-aryl-1,3-cycloalkanedione enol ester compounds exhibit outstanding acaricidal and herbicidal activity.
US-4,525,575 Polyester polyols and mixtures made therefrom
The present invention is directed to a polyester polyol having an hydroxyl number of from about 25 to about 130 and an acid number of 2 or less, produced by...
US-4,525,498 Polyester fiber reinforced molding compounds
Polyester fiber reinforced molding compounds containing low profile additives afford moldings with improved surface appearance by the addition of epoxy compounds...
US-4,525,357 Derivatives of bicyclic 2-iminothiazolidine oximes
Novel derivatives of bicyclic 2-iminothiazolidine oximes and methods of preparing same. This invention is also directed to an insecticidal composition comprising...
US-4,524,796 Sliding-gate valve for use with abrasive materials
The invention is a flow and pressure-sealing valve for use with abrasive solids. The valve embodies special features which provide for long, reliable operating...
US-D279,402 Combined stand and container for storing and dispensing gasoline or the like
US-4,524,271 Laser blocking shutter
There is disclosed herein a shutter particularly useful in blocking laser energy, such as for an Nd:YAG laser used for laser surgery. The shutter includes a...
US-4,524,236 Process for oxydehydrogenation of ethane to ethylene
A process for the low temperature oxydehydrogenation of ethane to ethylene uses a calcined oxide catalyst containing Mo, V, Nb, Sb, and at least one metal from a...
US-4,524,234 Production of hydrocarbons with aluminophosphate molecular sieves
The process for the production of hydrocarbons from a feedstock comprising compounds of the formula R--X wherein X is a moiety containing at least one of...
US-4,524,179 Polyphenylene ether compositions having improved processability
Compositions comprising polyphenylene ether resins and high impact polystyrene resins exhibit improved processability and reduced adhesion to heated metal...
US-4,523,465 Wireless remote liquid level detector and indicator for well testing
An acoustic system is provided for measuring the fluid level in oil, gas or water wells under pressure conditions that does not require an electrical link to the...
US-4,522,979 Molding compositions having an enhanced resistance to gasoline
The present invention is directed to thermoplastic molding compositions which comprise a blend containing a thermoplastic polyester, a polycarbonate resin and an...
US-4,522,933 Hydroformylation catalyst containing bisphosphine monooxide ligands
A hydroformylation process for producing aldehydes using a bisphosphine monooxide ligand and catalytic precursor solutions for said process.
US-4,521,573 Catalyst impregnated on fine silica, process for preparing, and use for ethylene polymerization
Film grade ethylene copolymers are prepared by copolymerizing ethylene with at least one C.sub.3 to C.sub.8 alpha olefin employing a catalyst formed from an...
US-4,519,244 Casecadeograph and method of use
This invention relates generally to the field of particle chromatography, and more specifically to a method and apparatus employing the cascade principle for the...
US-4,519,162 Vertical plant support with horizontal hoops
A plant/vine support comprises a post or stake member adapted to be driven into the earth spaced a distance away from the plant or vine and a plurality of rings,...
US-4,518,805 Process for removing hydroperoxides and aldehydes from allyl-alkyl ether
Described herein is a process for the conversion of hydroperoxides, present in allyl-alkyl ethers to products including .alpha.,.beta.-unsaturated aldehydes and...
US-4,518,795 Bis(beta-pentabromophenoxyethyl) succinate, a flame retardant for ABS
The di-ester of beta-pentabromophenoxyethanol and succinic acid, bis(beta-pentabromophenoxyethyl) succinate, is prepared by mono-ethoxylating pentabromophenol...
US-4,518,747 Polycarbonates having terminal groups which contain conjugated double bonds
The present invention is directed to molding compositions comprising aromatic, thermoplastic polycarbonate resins at least some molecular chains thereof are...
US-4,518,522 Blocked polyisocyanates with improved storage stability
The present invention is directed to a process for improving the storage stability of a composition which contains (a) a blocked polyisocyanate prepared by blocking...
US-4,516,802 Truck cover
A take-up roll is mounted transversely on the headboard or cab of a truck and a flexible tarpaulin-like cover is rolled up on the take-up roll, which is...
US-4,515,937 Flame resistant sulfur-bearing copolycarbonate
The invention relates to an aromatic, high molecular weight thermoplastic copolycarbonate comprising the reaction product of a sulfur-free aromatic diphenol, a...
US-4,515,921 Polycarbonate compositions having a high impact strength and melt flow rate
The invention relates to thermoplastic aromatic polycarbonates which structural units are characterized by their end groups which are residues of ##STR1## ...
US-4,515,680 Naphthenic lube oils
A process is disclosed for increasing the volume of lubricating oil base stocks recovered from a crude oil. A fraction having an atmospheric boiling range of...
US-4,515,028 Multi-speed drive
A multi-speed drive has input and output shafts aligned on a first axis and connected to one another by a cone drive which has a plurality of conical surfaces...
US-4,514,537 Tetrafluoroethylene polymer dispersions
Tetrafluoroethylene polymer coating dispersions when coated on glass fabric improve flex life of the fabric if the dispersions contain a selected silane,...
US-4,513,151 Acetaldehyde process
A process for the production of an aldehyde at high selectivity and rate by the reaction of an inorganic or organic ester with carbon monoxide or synthesis gas...
US-4,512,880 Method of removing slimes from slurries
Method of removing slimes from slime-containing slurries in which the slurry is force fed at an acute angle onto a downwardly directed screen surface of a welded...
US-4,512,768 Analgesic syringe
A syringe article, for analgesic puncture with twin needles, the syringe containing a thin walled plastic reservoir filled with local anesthetic mounted under a...
US-4,512,405 Pneumatic transfer of solids into wells
A method for pneumatically transferring particluate solid materials into an earth formation penetrated by a well bore is shown. A gas is flowed into the well...
US-4,512,366 Self-acting fluid non-return valve
A self-acting fluid non-return valve (e.g. a prosthetic heart valve) comprises a flap member located in a smooth bored passage to turn about a pivoting axis...
US-4,512,132 Portable earth anchor
A portable earth anchor and foundation pier is provided by a reinforced concrete casting around a steel skeleton comprising wheel axles, draw bar and earth...
US-4,511,741 Production of aldehydes from organic acid esters
A process for the production of an aldehyde at high selectivity and rate by the reaction of an organic ester with carbon monoxide or synthesis gas in contact...
US-4,511,725 Preparation of N-acyl-2,5-dimethylpyrroles from amides and acetonylacetone
N-acyl-2,5-dimethylpyrroles and a process for their preparation. The process involves heating a mixture of acetonylacetone and an amide. The ensuing reaction is...
US-4,510,196 Polycarbonate compositions containing powdered sulfates
Polycarbonate compositions comprising an aromatic polycarbonate resin wherein dispersed are powdered sulfates, are particularly suitable for the preparation of...
US-4,510,124 System for recovery of CO.sub.2 from flue gases containing SO.sub.2
An improved system for recovering CO.sub.2 from flue gases containing SO.sub.2 at low CO.sub.2 partial pressure. The system includes the use of K.sub.2 CO.sub.3...
US-4,509,658 Anti-theft device for tandem column vendor
A vendor for sequentially vending in alternation successive lowermost articles, such as beverage cans, from at least two stacks which are arranged in tandem,...
US-4,509,550 Water temperature display and flow control apparatus
Apparatus for determining and displaying the temperature of a mixture of two liquid streams, such as hot and cold water mixed in a shower supply line, includes a...
US-4,508,842 Ethylene polymerization using supported vanadium catalyst
An ethylene polymerization catalyst comprising a supported precursor of vanadium trihalide/electron donor complex and alkylaluminum or boron halides, when...
US-4,507,489 Acetal esters
Esters of monoacetals of pentaerythritol. The monoacetals result from the reaction of a 4-hydroxyphenylpropionaldehyde and pentaerythritol, and the further...
US-4,507,427 Process for production of polyisocyanates containing at least partly blocked isocyanate groups, compounds...
The present invention relates to a process for the production of organic polyisocyanates containing at least partly blocked isocyanate groups characterized in...
US-4,506,501 Apparatus for repairing chains
Apparatus for repairing a section of chain having a closed rectangular frame and a hydraulic ram located within the confines of the frame. The frame has a pair...
US-4,505,390 Bottle-nesting cup with three-position handle
A cup is disclosed which is nestable on the end of a hiker's plastic bottle. The cup has a handle which is movable between a stored position in which it nests...
US-4,503,671 Apparatus and method for force feeding air to a carburetor used with an internal combustion engine
An apparatus and method for force feeding air to the carburetor of an internal engine. The apparatus includes a fitting for diverting a portion of the...
US-4,503,636 Post and cantelevered ring plant/vine support structure
The plant/vine support disclosed utilized a channel shaped post having a U-shaped central portion and a pair of laterally projecting flanges with locking lug...
US-4,503,594 Method for fabricating an orifice fitting for a gas pressure differential-measuring system
An orifice fitting for a gas pressure differential-measuring system is constructed of a fabricated body. In the fabrication, two lengths of flared or flanged...
US-4,503,213 Process for the preparation of polycarbonates having N-alkyl-perfluoroalkyl sulfonamide terminal groups
The instant invention relates to a process for the preparation of linear aromatic polycarbonate resins by the known two-phase interfacial process and is directed...
US-4,503,203 Preparation of granular stereoregular butene-1 polymers in a fluidized bed
Granular stereoregular butene-1 polymers having a high isotactic content, and an extractables content of no more than about 15 weight percent in boiling ethyl...
← 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.