Patents by Inventor Joseph A. Kardys

Joseph A. Kardys 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).

  • Process and intermediates for production of benzothiazine carboxamides
    Patent number: 4536573
    Abstract: A novel compound of the formula ##STR1## wherein R is hydrogen, benzyl or (C.sub.1 -C.sub.3)alkyl; R.sup.1 is benzyl or (C.sub.1 -C.sub.4)alkyl and Z.sup.1 taken together with --C.dbd.
    Type: Grant
    Filed: May 11, 1984
    Date of Patent: August 20, 1985
    Assignee: Pfizer Inc.
    Inventor: Joseph A. Kardys
  • Intermediates for production of benzothiazine carboxamides
    Patent number: 4469866
    Abstract: A novel compound of the formula ##STR1## wherein R is hydrogen, benzyl or (C.sub.1 -C.sub.3)alkyl; R.sup.1 is benzyl or (C.sub.1 -C.sub.4)alkyl and Z.sup.1 taken together with --C.dbd.
    Type: Grant
    Filed: April 25, 1983
    Date of Patent: September 4, 1984
    Assignee: Pfizer Inc.
    Inventor: Joseph A. Kardys
  • High potency vitamin water dispersible formulations
    Patent number: 3932634
    Abstract: A pharmaceutical composition consisting essentially of from about 25% to about 55% by weight of at least one oil-soluble vitamin in water together with from about 50% to about 85% of the total composition as a dispersing agent a mixture of polyoxyethylene sorbitan monooleate and an ester selected from polyethylene glycol 400 monooleate, decaglycerol dioleate, and decaglycerol tetraoleate.
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: January 13, 1976
    Assignee: Pfizer Inc.
    Inventor: Joseph A. Kardys