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: Klemanski, Helene


Primary examiner statistics: 1826 patents; average approval time: 1825 days
Assistant examiner statistics: 254 patents; average approval time: 583 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8114207 Marker solution to be applied by means of an inkjet printer
8110030 Method of formulating ink having minimal visible coloration
8110306 Binder composition for secondary battery electrode, slurry for se...
8110033 Ink composition for ink jet recording
8110032 Solvent-based ink composition for thermal inkjets comprising acet...
8105427 Ink composition for ink jet recording
8105429 Ink set, ink jet recording method, recorded matter, and ink jet r...
8101012 Solvent-based ink composition for thermal inkjets comprising pyrr...
8101011 Coloring matter, ink, ink for ink jet, ink jet recording method, ...
8097075 Ink set, ink jet recording method, recorded matter, and ink jet r...
8080102 Solvent-based inkjet inks comprising surface-modified pigments
8080100 Trisazo compound, ink composition, recording method and colored b...
8080099 Ink composition, ink set, and image recording method
8080101 Azo reactive dyes and mixtures of fiber-reactive azo dyes, their ...
8075681 Process for producing two-phase mixes
8070867 Ink, inkjet ink, inkjet recording ink set, inkjet recording metho...
8070869 Inkjet recording yellow ink, inkjet recording ink set and inkjet ...
8070870 Inkjet recording yellow ink, inkjet recording ink set and inkjet ...
8070871 Ink jet ink, ink jet recording method, ink cartridge, recording u...
8070868 Ink, inkjet ink, inkjet recording method and method for improving...
8066805 Metal inks, methods of making the same, and methods for printing ...
8066809 Red reactive dyes, their preparation and their use
8062791 Battery cathode
8048213 Inkjet ink compositions comprising azo pigments
8038780 Ink composition, inkjet recording ink and inkjet recording method
8038782 Ink composition, inkjet recording ink and inkjet recording method
8038781 Ink composition, inkjet recording ink and inkjet recording method
8038783 Ink set, recording method, and recording apparatus
8034172 Asphalt compositions and products comprising tall oil derived mat...
8029611 Inkjet dyes exhibiting reduced kogation
8029612 Ink jet ink, ink jet recording method, ink cartridge, recording u...
8025722 Ink jet ink, ink jet recording method, ink cartridge, recording u...
8021470 Water-based ink for ink-jet recording, ink cartridge and ink-jet ...
8021472 Ink composition for ink jet recording
8016930 Magenta ink composition, ink cartridge, and recording system and ...
8016928 Water-based ink for ink-jet recording, ink cartridge and ink-jet ...
8016931 Ink set
8016929 Water-based ink for ink-jet recording, ink cartridge and ink-jet ...
8012251 Electroless plating bath and method for producing high-temperatur...
7993441 Roadway patching composition

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
5268025 Non-alcohol fountain solution
5230732 Solid driver for the solid ink jet ink
5230731 Hot-melt ink composition
5228906 Moistening agent for offset printing plates
5226957 Solubilization of water-insoluble dyes via microemulsions for ble...
5224987 Penetrants for aqueous ink jet inks
5223027 Polyhalogenated phthalocyanine, process for the production thereo...
5223028 Waterfast aqueous inks
5223026 Ink jet compositions and processes
5217490 Ultraviolet light absorbing intraocular implants
5217528 Non-asbestos friction material
5215579 Water resistant metal pigment particles
5215577 Ink, and ink-jet recording method and apparatus employing the ink
5215578 Ink containing tris-azo dye, ink-jet recording method and apparat...
5215576 Water based scratch-off ink for gaming forms
5213616 Propulsion process for lightweight miniature toy boats
5213613 Ink, and ink-jet recording method and instrument using the same
5213614 Ink, ink jet recording process and recording apparatus using the ...
5211747 Ink jet ink compositions containing desizing agents
5207824 Formulation for control of paper cockle in thermal ink-jet printi...
5205861 Aqueous ink jet inks containing alkylene oxide condensates of cer...
5203912 Anionic dye
5203913 Erasable aqueous ink composition
5201943 Process for recycling and refurbishment of water-wipe intaglio in...
5199976 Ozone-friendly correction fluid
5199985 Pigment preparation, a process for its preparation and its use
5198022 Waterfast dye and aqueous ink
5198023 Cationic dyes with added multi-valent cations to reduce bleed in ...
5196237 Method for coloring fabric with crayon
5196053 Complexing agent for displacement tin plating
5196056 Ink jet composition with reduced bleed
5192361 Submicron lignin-based binders for water-based black ink formulat...
5190581 Ink, ink-jet recording method, and instrument employing the ink
5188664 Anti-coalescent ink composition and method for making the same
5188665 Lignin amine salt-based binders for water-based black ink formula...
5185034 Ink-jet inks with improved colors and plain paper capacity
5185035 Transparent hot melt jet ink
5183501 Ink compositions for ink jet recording
5183502 Water based ink for ink-jet printing
5178670 Color former
 
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