Patents by Inventor Andreas Karl STEIB

Andreas Karl STEIB 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).

  • Process for preparing antihelmintic 4-amino-quinoline-3-carboxamide derivatives
    Patent number: 11505544
    Abstract: The present invention relates to a new process for preparing quinoline compounds of the general formula (II): in which Q, A, R4, R3 and R3?, are as defined herein, as well as to the intermediate compounds of said new process.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: November 22, 2022
    Assignee: Bayer Animal Health GMBH
    Inventors: Florian Erver, Frank Memmel, Thomas Himmler, Andreas Karl Steib, Marc Nowakowski
  • NUCLEIC ACIDS ENCODING IMPROVED TRANSAMINASE PROTEINS
    Publication number: 20220220457
    Abstract: The present invention concerns proteins having improved omega-transaminase (?-TA) activity, nucleic acid molecules encoding respective proteins having improved ?-TA activity and methods for stereo selective synthesis of chiral amines and amino acids or increasing of chiral amines isomers in enantiomer mixtures.
    Type: Application
    Filed: July 30, 2019
    Publication date: July 14, 2022
    Inventors: Nina BOHLKE, Wayne COCO, Mark James FORD, Saskia FUNK, Ulrike KELLER, Oliver KENSCH, Ksenia NIESEL, Nilkolaus PAWLOWSKI, Moritz SCHON, Cindy SCHULENBURG, Andreas Karl STEIB, Christina THIES
  • PROCESS FOR PREPARING TRICYCLIC COMPOUNDS
    Publication number: 20210269414
    Abstract: The present invention relates to a process for preparing compounds of the formula (I) starting from compounds of the formula (II) wherein X, R1, R2, R3, R4, U, A1, A2, A3 and A4 are defined as described above. The invention relates to compounds of the formulae (III) and (IV) wherein all variables are defined as above.
    Type: Application
    Filed: June 17, 2019
    Publication date: September 2, 2021
    Applicant: Bayer Aktiengesellschaft
    Inventors: Andreas REMBIAK, Kira HEIL, Andreas Karl STEIB, Mark James FORD
  • PROCESS FOR PREPARING ANTIHELMINTIC 4-AMINO-QUINOLINE-3-CARBOXAMIDE DERIVATIVES
    Publication number: 20200308153
    Abstract: The present invention relates to a new process for preparing quinoline compounds of the general formula (II): in which Q, A, R4, R3 and R3?, are as defined herein, as well as to the intermediate compounds of said new process.
    Type: Application
    Filed: December 14, 2018
    Publication date: October 1, 2020
    Applicant: Bayer Animal Health GMBH
    Inventors: Florian ERVER, Frank MEMMEL, Thomas HIMMLER, Andreas Karl STEIB, Marc NOWAKOWSKI