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

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Examiner: Bos, Steven


Primary examiner statistics: 1366 patents; average approval time: 1365 days
Assistant examiner statistics: 143 patents; average approval time: 795 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8114370 Method for preparing cerium carbonate and method for preparing ce...
8110172 Methods of making a niobium metal oxide and oxygen reduced niobiu...
8110527 Alumina having a complex pore structure, and catalyst and process...
8110162 Method of processing copper arsenic compound
8106101 Method for making single-phase anatase titanium oxide
8101151 Valve metal-oxide powder and method for producing said powder
8097227 Method for thiosulfate leaching of precious metal-containing mate...
8097233 Synthesis of nanoparticles by laser pyrolysis
8097228 Method of processing diarsenic trioxide
8092777 Process for producing anisotropic magnetic material and anisotrop...
8092765 Method of processing non-ferrous smelting intermediates containin...
8088351 Process for the preparation of ethanedinitrile
8080225 Functional fluid and a process for the preparation of the functio...
8075860 Thermal spray powder and method for forming a thermal spray coati...
8075868 Iron arsenate powder
8062577 Alumina taphole fill material and method for manufacturing
8062616 Method for treating spent pot liner
8062621 Method of manufacturing titanium dioxide particles doped with rar...
8062614 Methods for improving the recovery of metal leaching agents
8057765 Methods for constructing underground borehole configurations and ...
8057763 Process for recovering group VIB metals from a catalyst
8052954 Barium calcium titanate, production process thereof and capacitor
8052957 Method of manufacturing flake aluminum oxide using microwave
8052947 Method for selective separation of trivalent and tetravalent acti...
8043584 Method of recycling Cd-112 isotope
8038969 Rare metal/platinum-group metal extractant and method for extract...
8038970 Process for producing metal peroxide films
8038979 Metal oxide nano powder and manufacturing method of the same
8034320 Microwave treatment of magnetite iron ore pellets to convert magn...
8029762 Porous anode bodies comprising niobium suboxide and capacitors co...
8025859 Process for gold and silver recovery from a sulphide concentrate
8026193 Metal oxide particle, production process thereof and exhaust gas ...
8026197 Method and apparatus for manufacturing superconducting tape throu...
8022010 NOx storage materials and traps resistant to thermal aging
8021634 Sulfate process
8021442 Process for the preparation of common salt of high purity from br...
8021636 Preparation of rare-earth halide blocks
8007757 Multi-dimensional complex nanocrystal structures and methods of m...
8003567 Nanocomposite support materials
8003064 Controlled copper leach recovery circuit

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
5399335 Process for preparing bismuth vanadate pigments
5397554 Process of hydrolyzing a group IVB metal chlorides
5389349 Recovery of lithium values from brines
5378437 Processes to recover and reconcentrate gold from its ores
5370857 Process for producing monohydrated beta-ferric oxide
5370850 Process for catalytically reducing nitrogen oxides in combustion ...
5362459 Neodymium recovery process
5360600 Treatment of mineral and alkali metal carbonate slurries
5348712 Use of carbonates in metal ion extraction
5346511 Antifoam/defoamer compositions for Bayer process
5338520 Recovery of neodymium/didymium values from bastnaesite ores
5332558 Rare earth oxide powder and method for the preparation thereof
5332560 Process for the removal of zinc and nickel from copper ammine sul...
5332559 Biooxidation process for recovery of metal values from sulph...
5324496 Process using an acidic medium containing nitric acid
5324712 Formation of the high TC 2223 phase in BI-SR-CA-CU-O by seeding
5314670 Recovery of rhodium values
5304359 Dissolution of platinum group metals from materials containing sa...
5294415 Process for the separation and recovery of rhodium from the produ...
5292490 Recovery platinum group metals from oxides ores
5290526 Processes to recover and reconcentrate gold from its ores
5286464 Silica gel ion exchange resins for the selective removal of lead ...
5284633 Solvent extraction of precious metals with hydroxyquinoline and ...
5281405 Optically useful compositions and a sol-gel process for their pro...
5279803 Precious metal recovery process from carbonaceous ores
5279789 Ceric oxide particulates having improved morphology
5279802 Precious metal recovery process from sulfide ores
5275791 Process for the leaching of gold and silver with cyanidic leachin...
5273735 Process for the preparation of sodium dichromate
5266299 Method of preparing LI1+XMN204 for use as secondary battery elect...
5266300 Method of making porous alumina
5264191 Quaternary ammonium trihalide and method for dissolution of metal...
5258168 Production of alunites
5252310 Reactive derivative of zirconium and its preparation
5250272 Process for leaching precious metals with hydrogen-peroxide and a...
5244868 Method of making high Tc superconductor material, and ...
5242674 Process for preparing crystalline mixed metal oxides
5232681 Process for the preparation of an ion-conduction ceramic material
5232490 Oxidation/reduction process for recovery of precious metals from ...
5229088 Process for recovery of nickel and magnesium from a naturally occ...
 
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