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: Heitbrink, Jill L.


Primary examiner statistics: 1000 patents; average approval time: 999 days
Assistant examiner statistics: 61 patents; average approval time: 653 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
7462309 Method for making thermoplastic thermally-conductive interface ar...
7462315 Process for the production of plates made of plastic material wit...
7462316 Apparatus and a method for the injection-compression moulding of ...
7462319 Injection molding machine apparatus and method with moving platen...
7459118 Heated medium supplying method and structure for secondary moldin...
7452494 Method for loading a moldset into a molding machine
7445735 Method of making microporous material
7438842 Method of manufacturing resin molding and change-over device for ...
7431876 Injection moulding of a catheter
7431870 Automated molding technology for thermoplastic injection molding
7431877 Linerless closure for carbonated beverage container
7429343 Process for producing polyolefin membrane with integrally asymmet...
7419625 Injection molding flow control method
7413696 Method and injection molding machine for the production of elasto...
7407618 Molded article work piece application method
7404916 Process for producing polyurethane moldings
7402267 Injection molding utilizing base-wall-section flow guides
7393479 Injection molding three-way shut off valve
7393487 Method of molding synthetic resin guide for transmission device
7393491 Method for preparing a tire support
7387754 Coating injection moulded articles
7384584 Diabetic walker
7378044 Method for manufacturing wood-based composite panel having foil o...
7378046 Method of molding rack-mountable cable manager
7364675 Self-folding polymer microparticles
7361011 Ejector system
7357892 Method of manufacturing cylinder with interchangeable sleeve
7354540 Method for manufacturing fiber-reinforced moldings
7344664 Pressure waveform setting method for injection pressure control a...
7341688 Valve gate for a hot runner injection molding machine
7329373 Control method of rotational speed of screw for injection molding...
7326379 Apparatus and method for producing soap cake
7323125 Method of analyzing injection molding conditions
7323127 Mold temperature adjusting method
7306759 Apparatus for producing fastener assembly with molded internal he...
7294297 Method and device of the production of brushes
7291304 Coinjection molding cooled shooting pot cylinder
7291298 Apparatus and method for injection molding shooting pot wedge fea...
7291297 Injection molding method and apparatus for continuous plasticatio...
7285236 Injection method of inserting spring into multifunctional actuato...

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
4894197 Method for runnerless injection molding synthetic resin by interm...
4890996 Continuous granulating machine
4889667 Method for supervision of injection molding by use of waveform of...
4882117 Injection molding process for molten plastic
4882004 Compact tabletop machine for making labels and other laminations
4880587 Process for production of an injected molded part
4879077 Control method of injection molding machine
4877571 Process for deep drawing composite thermoplastic foil with a PVDC...
4876043 Hopper transport for injection molding
4873043 Method injection molded a plastic part with a round tubular porti...
4867672 Reduction of required mold-cavity clamping force and control of ...
4867924 Method and apparatus for compression molding under vacuum
4863667 Method of and device for applying a provisional protective coveri...
4861529 Press roller adjustment
4861534 Method and apparatus for the injection molding of circuit boards
4859168 Food scoop mold with ejector
4859392 Process and device for the production of plastic films
4856974 Internally insulated extrusion die
4855095 Method for injection compression molding
4853170 Process for producing press molded articles provided with channel...
4850836 Melt spinning apparatus
4851178 Process for thermoforming plastic materials such as pet
4848718 Apparatus for molding heat weldable pipe fittings
4849678 Method of automatic zero adjustment of an injection-molding machi...
4849151 Method of molding plastic and injection compression molding appar...
4849143 Method of injection molding of thermoplastic materials using the ...
4847779 Simultaneous two-axis numerical control method for an injection-m...
4847034 Vacuum forming method
4847023 Method for controlling an injection motor to prevent overheating
4846648 Triple-wall foam coextrusion apparatus
4844852 Method and apparatus for severing three dimensional thermoplastic...
4844847 Method and apparatus for controlling injection molding machines
4842801 Method of controlling switching from pressure holding to metering...
4834558 Spring-loaded platen rollers
4833910 Method for resin molding monitoring
4832884 Method for measuring and controlling the closing force of a plast...
4832591 Molding press close and lock system
4832589 Head for the circular coextrusion of a plurality of thermo-plasti...
4828472 Apparatus for molding and solidifying a resinous composite struct...
4828780 Method for encapsulating extruding materials
 
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