Patents Assigned to Mitsui Pharmaceuticals, Incorporated
  • 5-Fluorouracil derivatives
    Patent number: 3971784
    Abstract: 5-Fluorouracil derivatives represented by the formula ##SPC1##Wherein R is arylcarbonyl, substituted arylcarbonyl, heterocyclic carbonyl, alkylsulfonyl, arylsulfonyl, substituted arylsulfonyl, heterocyclic sulfonyl or alicyclic sulfonyl are effective antimetabolites useful in mammary gland or gastrointestinal cancer therapy.
    Type: Grant
    Filed: November 25, 1974
    Date of Patent: July 27, 1976
    Assignee: Mitsui Pharmaceuticals, Incorporated
    Inventor: Masao Tada
  • Tuberculin active proteins and peptides from the cells of tubercle bacilli
    Patent number: 3943119
    Abstract: Tuberculin active simple proteins and peptides which have the following peptide linkage--Asn--Gly--Ser--Gln--Met--as a tuberculin active functional group, and a process for preparing the same from the cells of tubercle bacilli.
    Type: Grant
    Filed: March 28, 1974
    Date of Patent: March 9, 1976
    Assignee: Mitsui Pharmaceuticals, Incorporated
    Inventors: Toru Tsumita, Seishi Kuwabara