Patents by Inventor Steven J. Brickner

Steven J. Brickner 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).

  • Substituted 3(5'indazolyl) oxazolidin-2-ones
    Patent number: 5182403
    Abstract: The present invention relates to 3 indazol substituted 5 Beta amidomethyloxazolidin-2ones, useful as antibacterial agents and to intermediates for their production.
    Type: Grant
    Filed: April 23, 1992
    Date of Patent: January 26, 1993
    Assignee: The Upjohn Company
    Inventor: Steven J. Brickner
  • 5'Indolinyl-5.beta.-amidomethyloxazolidin-2-ones
    Patent number: 5164510
    Abstract: The present invention relates to 5'-indolinyloxazolidin-2-ones (XI) ##STR1## 3-(fused-ring) substituted)phenyl-5.beta.-amidomethyloxazolidin-2-ones (XXI) ##STR2## and 3-(nitrogen substituted)phenyl-5.beta.-amidomethyloxazolidin-2-ones (LV) which are useful as antibacterial agents and the intermediates (VI), (VII) and (VIII) useful for their production.
    Type: Grant
    Filed: February 20, 1991
    Date of Patent: November 17, 1992
    Assignee: The Upjohn Company
    Inventor: Steven J. Brickner
  • Antibiotic sulfonylaminocarbonyl activated beta-lactams
    Patent number: 4975538
    Abstract: This invention presents novel 2-azetidinone compounds which are useful as antibacterial agents to eradicate or control susceptible microbes of the formula ##STR1## wherein R.sub.401 and R.sub.402 are the same or different and are (a) hydrogen, (b) (C.sub.1 -C.sub.12) alkyl (c) (C.sub.2 -C.sub.8) alkenyl, (d) (C.sub.2 -C.sub.8) alkynyl, (e) (C.sub.3 -C.sub.10) cycloalkyl, (f) phenyl optionally substituted with from one to 3 substituents selected from the group consisting of halogen, hydroxy, amino, nitro, (C.sub.1 -C.sub.4) alkyl, and (C.sub.1 -C.sub.4) alkoxy, (g) benzyl optionally substituted with from one to 3 substituents selected from the group consisting of halogen, hydroxy, amino, nitro, (C.sub.1 -C.sub.4) alkyl, and (C.sub.1 -C.sub.4) alkoxy, (h) --CH.sub.2 --O--CO--CH.sub.2 --NHR.sub.420, (i) --CH.sub.2 --O--CO.sub.2 --R.sub.430, (j) --CH.sub.2 F, or (k) --CHF.sub.2 ; wherein R.sub.420 is (a) hydrogen, (b) --COH, or (c) --CO--O--C(CH.sub.3).sub.3 ; wherein R.sub.430 is (C.sub.1 -C.sub.8) alkyl, --(CH.
    Type: Grant
    Filed: August 25, 1989
    Date of Patent: December 4, 1990
    Assignee: The Upjohn Company
    Inventors: Michael R. Barbachyn, Steven J. Brickner, Richard C. Thomas