Patents by Inventor Oliver Kaufhold

Oliver Kaufhold has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Compounds for electronic devices
    Patent number: 10439145
    Abstract: The present invention relates to compounds which are suitable for use in electronic devices, preferably organic electroluminescent devices.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: October 8, 2019
    Assignee: Merck Patent GmbH
    Inventors: Holger Heil, Lara-Isabel Rodriguez, Fabrice Eckes, Oliver Kaufhold, Anja Gerhard, Stefan Riedmueller
  • MATERIALS FOR ELECTRONIC DEVICES
    Publication number: 20190002417
    Abstract: The present invention relates to compounds according to formula (I), which are suitable for use in electronic devices, preferably organic electroluminescent devices.
    Type: Application
    Filed: November 28, 2016
    Publication date: January 3, 2019
    Applicant: Merck Patent GmbH
    Inventors: Stefan Riedmueller, Oliver Kaufhold, Sebastian Meyer
  • Process for producing arylamines
    Patent number: 9499474
    Abstract: The invention relates to a process for producing compounds containing at least one arylamino group by means of a coupling reaction of an amino compound with an aryl compound, using a strong base.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: November 22, 2016
    Assignee: Merck Patent GmbH
    Inventors: Oliver Kaufhold, Hubert Spreitzer, Stefan Riedmueller
  • Compounds for Electronic Devices
    Publication number: 20150255720
    Abstract: The present invention relates to compounds which are suitable for use in electronic devices, preferably organic electroluminescent devices.
    Type: Application
    Filed: August 6, 2013
    Publication date: September 10, 2015
    Applicant: Merck Patent GmbH
    Inventors: Holger Heil, Lara-Isabel Rodriguez, Fabrice Eckes, Oliver Kaufhold, Anja Gerhard, Stefan Riedmueller
  • PROCESS FOR PRODUCING ARYLAMINES
    Publication number: 20140309458
    Abstract: The invention relates to a process for producing compounds containing at least one arylamino group by means of a coupling reaction of an amino compound with an aryl compound, using a strong base.
    Type: Application
    Filed: October 19, 2012
    Publication date: October 16, 2014
    Applicant: MERCK PATENT GMBH
    Inventors: Oliver Kaufhold, Hubert Spreitzer, Stefan Riedmueller