Patents by Inventor Albert Ziering

Albert Ziering 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 (10H-phenothiazin-10-L)-propyl-1-piperazines
    Patent number: 4471116
    Abstract: Substituted (10H-phenothiazin-10-yl)propyl-1-piperazines of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, A, X, m, n and s are as hereinafter set forth,are described. The compounds of formula I, which contain a piperazine moiety combined by an ether linkage to different phenolic moieties, are useful as orally active long lasting antipsychotic agents.
    Type: Grant
    Filed: July 28, 1982
    Date of Patent: September 11, 1984
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Arnold B. Davidson, Robert W. Guthrie, Richard W. Kierstead, Albert Ziering
  • Dibenzothiophenes
    Patent number: 4334078
    Abstract: Dibenzothiophenes of the formula ##STR1## wherein R, R.sub.1 and R.sub.2 are as hereinafter described, prepared, inter alia, from the correspondingly substituted thiophenol and haloketocyclohexane are described. The dibenzothiophenes of the invention are useful antiinflammatory, analgesic and antirheumatic agents.
    Type: Grant
    Filed: December 22, 1980
    Date of Patent: June 8, 1982
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Leo Berger, John T. Plati, Albert Ziering
  • Dibenzothiophenes
    Patent number: 4219657
    Abstract: Dibenzothiophenes of the formula ##STR1## wherein R, R.sub.1 and R.sub.2 are as hereinafter described, prepared, inter alia, from the correspondingly substituted thiophenol and haloketocyclohexane are described. The dibenzothiophenes of the invention are useful antiinflammatory, analgesic and antirheumatic agents.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: August 26, 1980
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Leo Berger, John T. Plati, Albert Ziering