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

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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.

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Examiner: Dwivedi, Vikansha


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 136 patents; average approval time: 136 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
8186152 Apparatus and method for cooling turbomachine exhaust gas
8186164 Turbine engine fuel injector
8176722 Method and device for the transfer of heat from a heat source to ...
8171738 Gas turbine internal manifold mounting arrangement
8171716 System and method for fuel and air mixing in a gas turbine
8161753 Brazed joint between a titanium-based metal part and a ceramic pa...
8151550 Control method for actuating a thrust reverser
8141367 System and methods for pre-heating fuel in a power plant
8141338 Device for injecting mono-propellant at a flow rate that can be m...
8136340 Lateral flow high voltage propellant isolator
8132398 Apparatus and method of operating a gas turbine engine at start-u...
8122723 Adjustment assembly
8122698 Vent for the lubricating oil system of a jet engine
8117825 Gas turbine installation
8117846 Gas turbine burner and method of mixing fuel and air in a swirlin...
8113002 Combustor burner vanelets
8109075 Lateral flow high voltage propellant isolator
8104263 Actuator arrangement for vectorable nozzles of gas turbine
8104292 Duplex turbine shroud
8104257 Tip turbine engine with multiple fan and turbine stages
8091369 Method and apparatus for generating electrical power
8087252 Turbomachine combustion chamber
8087251 Gas turbine, method of controlling air supply and computer progra...
8083506 Double action simplex pump
8069673 Seal structure for gas turbine combustor
8065880 Premixed combustion burner for gas turbine
8061146 Heat transfer augmentation in a compact heat exchanger pedestal a...
8056345 Hybrid cooling of a gas turbine engine
8057196 Compressor assembly having counter rotating motor and compressor ...
8052404 High pressure pump having plunger
8052405 High pressure pump having plunger
8047005 Water injection manifold pressure relief vent
8047003 Combustor, gas turbine combustor, and air supply method for same
8033092 Tip turbine engine integral fan, combustor, and turbine case
8033115 Water injection manifold pressure relief vent
8028529 Low emissions gas turbine combustor
8020385 Centerbody cap for a turbomachine combustor and method
8020367 Nozzle with yaw vectoring vane
8001788 Method and apparatus for preparing pulverized coal used to produc...
7997083 Method and system for detection of gas turbine combustion blowout...
 
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