Patents by Inventor Yoshiko Murakami

Yoshiko Murakami 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).

  • Reverse hydroxamic acid derivatives
    Patent number: 7511144
    Abstract: Reverse hydroxamic acid derivatives having specific structure represented by a general formula (Ia): (wherein A is a hydrogen atom or the like; Ar1 is an arylene or the like; Ar2 is an optionally substituted aryl, a heteroaryl or the like; R1 is a hydrogen atom, an alkyl or the like; R2a is a substituted cycloaryl, a heterocycloaryl or the like) and a general formula (I): (wherein A, Ar1, Ar2, and R1 are the same as defined above and R2 is an hydrogen atom, R2a or the like) and salts thereof, which have TNF-? converting enzyme (TACE) inhibitory activity.
    Type: Grant
    Filed: September 5, 2002
    Date of Patent: March 31, 2009
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Masanao Shimano, Noriyuki Kamei, Tomohiro Tanaka, Tatsuhiro Harada, Makoto Haino, Akihiko Okuyama, Yoshio Arakawa, Yoshiko Murakami
  • Reverse hydroxamic acid derivatives
    Publication number: 20040242928
    Abstract: Reverse hydroxamic acid derivatives having specific structure represented by a general formula (Ia): 1
    Type: Application
    Filed: March 4, 2004
    Publication date: December 2, 2004
    Inventors: Masanao Shimano, Noriyuki Kamei, Tomohiro Tanaka, Tatsuhiro Harada, Makoto Haino, Akihiko Okuyama, Yoshio Arakawa, Yoshiko Murakami