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: Chin, Randall E.


Primary examiner statistics: 825 patents; average approval time: 816 days
Assistant examiner statistics: 337 patents; average approval time: 638 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
7458123 Apparatuses and methods for cleaning test probes
7458647 Toothbrush and process for producing such a toothbrush
7458129 Mop bucket
7451513 Back-scrubbing and cleansing apparatus
7451519 Sheet holding structure and cleaner having the same
7451518 Multi-roller applicator for painting
7448693 Toothbrush having needle-shaped bristle tapered at one end and ma...
7444709 Dual head interdental toothbrush
7445295 Toothbrush and process for producing such a toothbrush
7441296 Motorized interdental toothbrush
7441297 Reciprocating interdental toothbrush
7442259 Cloth accessory
7441300 Interdental toothbrush
7437793 Spiked golf shoe cleaning brush
7437795 Mop bucket assembly
7434287 Removable wall-mounted back scrubber
7434290 Extension part and sweeper body for weed mowers
7430778 Powered toothbrush
7430781 Window blind cleaning system
7430776 Toothbrush with resilient head section
7428766 Powered toothbrush
7418759 Toothbrush and process for producing the same
7419225 Brush head for an electric toothbrush
7416610 Cloth accessory
7412746 Single action mop wringer
7413614 Cloth accessory
7409740 Pool mop
7404228 Paint roller frame
7401372 Swimming pool cleaning apparatus
7395574 Lint removal apparatus with edge orientation
7395575 Contact lens treatment apparatus having lens capture projections
7386908 Structured foam pig
7377000 Toothbrush
7363674 Fan blade cleaning tool and method
7356869 Flexible cleaning tool with replaceable non-woven pad
7356866 Modular electric toothbrushes
7356867 Rotatable vehicle rim cleaning device
7354112 Toothbrush and process for producing such a toothbrush
7350258 Extendable improved cleaning system and method
7337488 Roller hub with cover and loading device

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7122150 Electronic reader for sterilization monitors
7077995 Method for treating aqueous systems with locally generated chlori...
7052649 Mercury dispenser for fluorescent lamps and method of dispensing
7014819 Device for vaporizing and diffusing oils
6991761 Information management and material distribution for sterilizatio...
6984360 Method and device for sterilizing hollow bodies
6982061 System and method for odorizing a gas line
6969486 Apparatus and method for treating pollutants in a gas using hydro...
6969498 Surgical instrument bracket assembly
6969497 Decontamination system for use with a rapid transfer port
6960320 Oil burning lamps and related systems
6949223 Light module for air treatment units
6936220 Disinfecting and deodorizing agent
6925671 Pig launcher
5833364 Chemical delivery and on-site blending system for producing multi...
5794297 Cleaning members for cleaning areas near walls used in floor clea...
5778474 Mechanically driven toothbrush
5749114 Poultry house cleaner apparatus
5724701 H.V.A.C. duct cleaning system
5706540 Automatic cleaners for sweeping and cleaning swimming pools
5704087 Dental care apparatus and technique
5699579 Device for washing vehicles
5694658 Flexible toothbrush
5694657 Regenerating apparatus of recording medium
5692808 Apparatus and method for rejuvenation of a brush
5685040 Apparatus for cleaning and drying hard disk substrates
5685039 Cleaning apparatus
5680665 Ball conditioning, sorting and collecting apparatus for circulati...
5678274 Anatomical toothbrush
5678271 Self-propelled surface conditioning apparatus and method
5673451 Instructional toothbrush
5671497 Applicator for applying lotion to hard-to-reach areas of body
5669096 Ball cleaning system
5666683 Deck cleaning tool
5664279 Combined broom and dustpan
5664280 Adjustable cove trowel
5664278 Vegetable and fruit brush
5661866 Mop assembly having a rigid clamp type support for the mop elemen...
5660211 Galvanic corrosion resistant insulating pipe having excellent fil...
5660465 Apparatus and system for producing foamed cementitious products
 
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