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: Davis, Albert W.


Primary examiner statistics: 390 patents; average approval time: 811 days
Assistant examiner statistics: 0 patents; average approval time: N/A

Patents as Primary Examiner (view all)

Patent No. Patent Title:
4819718 Heat exchanging unit with a hydrogen adsorption alloy
4403647 Radiator fill apparatus for mobile electric power generating syst...
4401150 Polymer cooling can
4397302 Non-focusing solar energy concentrator
4365666 Heat exchanger
4365664 Osmotically pumped heat pipe with passive mixing
4365614 Friction space heater
4359084 Temperature tank container
4354546 Header pair and double tube mat connection
4354551 Heat exchanger
4354482 Automatic temperature control system with manual off override for...
4353409 Apparatus and method for controlling a variable air volume temper...
4352342 Automatic ventilation apparatus for liquid systems with forced fl...
4352391 Method and apparatus for recovering heat in waste water
4350026 Cooling device for electrical and/or electronic component element...
4349070 Tube mat heat exchanger
4349069 Regenerative air heater
4347892 Energy storage unit and system
4346755 Two stage control circuit for reversible air cycle heat pump
4346756 Apparatus for selectively heating an individual food item in a ...
4346753 Regenerator checkerwork brick
4346752 Self-driven chemical heat pipe
4346729 Temperature control system and pushbutton controlled pneumatic ac...
4346754 Heating and cooling system
4346757 Automotive cooling system using a non-pressurized reservoir bottl...
4345639 Heat storage units
4345640 Regenerative heat exchanger basket
4344568 Closed-loop heat-reclaiming system
4344414 Solar-earth thermal system
4343348 Apparatus and methods for simulating varying atmospheric conditio...
4343352 Heat exchanger for gases
4343763 Heat transfer system
4343349 Heat pipe device and heat pipe fabricating process
4343634 Process for operating a fluidized bed
4341263 Waste water heat recovery apparatus
4341203 Solar energy collector
4341204 Solar energy collector
4341262 Energy storage system and method
4340030 Solar heating system
4340111 Evaporative cooling of containers in a pressure vessel

Patents as Assistant Examiner

Patent No. Patent Title:
No patents.
 
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