Patents by Inventor Theis Brock-Nannestad

Theis Brock-Nannestad 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).

  • BIODEGRADABLE UV ABSORBERS
    Publication number: 20230293411
    Abstract: The present relates to compounds of formula (I) as defined herein. The compounds are suitable for protection against ultraviolet (UV) radiation. Further, the present invention is concerned with compositions comprising at least one compound of formula (I).
    Type: Application
    Filed: June 15, 2021
    Publication date: September 21, 2023
    Inventors: Julie GRUMELARD, Thomas EHLIS, Jochen GIESINGER, Theis BROCK-NANNESTAD, Stephan Korsgaard PEDERSEN, Michael PITTELKOW, Fadhil S. KAMOUNAH
  • Laser welding plastic
    Patent number: 10343339
    Abstract: The present invention discloses a method for laser welding of plastics, comprising the steps of providing a first plastic material to be welded comprising a compound capable of absorbing near-infrared light, positioning a second plastic material in intimate contact with the first plastic material, and activating a laser source emitting a wave length in the near-infrared spectrum to obtain attachments of the first and the second plastic material. The compound capable of absorbing near-infrared light is a dye derived from croconic acid.
    Type: Grant
    Filed: April 11, 2014
    Date of Patent: July 9, 2019
    Assignee: Københavns Universitet
    Inventors: Theis Brock-Nannestad, Michael Pittelkow, Helle Østergren Bak
  • LASER WELDING PLASTIC
    Publication number: 20160059475
    Abstract: The present invention discloses a method for laser welding of plastics, comprising the steps of providing a first plastic material to be welded comprising a compound capable of absorbing near-infrared light, positioning a second plastic material in intimate contact with the first plastic material, and activating a laser source emitting a wave length in the near-infrared spectrum to obtain attachments of the first and the second plastic material. The compound capable of absorbing near-infrared light is a dye derived from croconic acid.
    Type: Application
    Filed: April 11, 2014
    Publication date: March 3, 2016
    Inventors: Theis BROCK-NANNESTAD, Michael PITTELKOW, Helle Østergren BAK
  • AVIATION FUEL
    Publication number: 20130074398
    Abstract: A jet aviation fuel based on aliphatic ethers is disclosed wherein the fuel comprises a compound according to the invention, a mixture of compounds according to the invention, a mixture of the pure or mixed aliphatic ethers admixed with conventional jet aviation fuel, or a mixture of said ethers with conventional hydrocarbon fuel, thus giving a product conforming to a jet aviation fuel standard.
    Type: Application
    Filed: May 30, 2011
    Publication date: March 28, 2013
    Inventors: Theis Brock-Nannestad, Anne Sophie Vinther Hansen