Patents by Inventor Ronald Robert Rasmussen

Ronald Robert Rasmussen 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).

  • 2,4-Diamino-5-benzylpyrimidines
    Patent number: 4087528
    Abstract: This invention provides 2,4-diamino-5-benzylpyrimidines represented by the formula ##STR1## wherein R.sub.1 is H or loweralkyl; R.sub.2 is H, loweralkyl or R.sub.3 CO-- wherein R.sub.3 is H, alkyl, or cycloalkyl-lowerakyl; and X is a halogen; and the acid addition salts thereof.These pyrimidine compounds are useful as antibacterial agents, and as potentiators of the anti-bacterial activity of sulfonamides.
    Type: Grant
    Filed: October 26, 1976
    Date of Patent: May 2, 1978
    Assignee: Abbott Laboratories
    Inventors: Thomas John Perun, Ronald Robert Rasmussen, Bruce Wayne Horrom
  • 2,4-Diamino-5-benzylpyrimidines
    Patent number: 4008236
    Abstract: This invention provides 2,4-diamino-5-benzylpyrimidines represented by the formula ##STR1## wherein R.sub.1 is H or loweralkyl; R.sub.2 is H, loweralkyl or R.sub.3 CO-- wherein R.sub.3 is H, alkyl, or cycloalkyl-loweralkyl; and X is a halogen; and the acid addition salts thereof.These pyrimidine compounds are useful as antibacterial agents, and as potentiators of the antibacterial activity of sulfonamides.
    Type: Grant
    Filed: July 31, 1975
    Date of Patent: February 15, 1977
    Assignee: Abbott Laboratories
    Inventors: Thomas John Perun, Ronald Robert Rasmussen, Bruce Wayne Horrom