Patents by Inventor Katsunobu Osada

Katsunobu Osada 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).

  • Crystal and salt of 1-cyclopropylmethyl-4-[2-(3,3,5,5-tetramethylcyclohexyl)phenyl]piperazine
    Patent number: 7910734
    Abstract: Salts and crystals of 1-cyclopropylmethyl-4-[2-(3,3,5,5-tetramethylcyclohexyl)phenyl]piperazine have excellent cell adhesion inhibitory action and cell infiltration inhibitory action, and are useful as therapeutic or prophylactic agents for various inflammatory diseases and autoimmune diseases associated with adhesion and infiltration of leukocytes, such as inflammatory bowel disease (particularly ulcerative colitis or Crohn's disease), irritable bowel syndrome, rheumatoid arthritis, psoriasis, multiple sclerosis, asthma and atopic dermatitis.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: March 22, 2011
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Makoto Kotake, Naoki Yoneda, Katsunobu Osada
  • Crystal and Salt of 1-Cyclopropylmethyl-4-[2-(3,3,5,5-Tetramethylcyclohexyl)Phenyl]Piperazine
    Publication number: 20080161566
    Abstract: Salts and crystals of 1-cyclopropylmethyl-4-[2-(3,3,5,5-tetramethylcyclohexyl)phenyl]piperazine have excellent cell adhesion inhibitory action and cell infiltration inhibitory action, and are useful as therapeutic or prophylactic agents for various inflammatory diseases and autoimmune diseases associated with adhesion and infiltration of leukocytes, such as inflammatory bowel disease (particularly ulcerative colitis or Crohn's disease), irritable bowel syndrome, rheumatoid arthritis, psoriasis, multiple sclerosis, asthma and atopic dermatitis.
    Type: Application
    Filed: December 16, 2005
    Publication date: July 3, 2008
    Applicant: Eisai R & D Management Co., Ltd.
    Inventors: Makoto Kotake, Naoki Yoneda, Katsunobu Osada