Patents by Inventor Miroslaw J. Golinski

Miroslaw J. Golinski 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 for preparing trifluralin
    Patent number: 5728881
    Abstract: A process is provided for preparing 2,6-dinitro-N,N-dipropyl-4-(trifluoromethyl)benzenamine from 4-chlorotrifluoromethylbenzene. The process includes a two stage nitration and an amination step. Ethylene dichloride is utilized as a diluent and solvent in the nitration steps. Spent acid from the first nitration is reconstituted with sulfur trioxide for use in the second nitration. Spent acid from the second nitration is used directly in the first nitration and evaporation is used to remove nitrosoamines from the final trifluralin product.
    Type: Grant
    Filed: March 5, 1997
    Date of Patent: March 17, 1998
    Assignee: SRM Chemical, Ltd. Co.
    Inventors: Stefan Kwiatkowski, Krzysztof Pupek, Miroslaw J. Golinski, Paul D. Smith, Lowell J. Lawrence
  • Process for the production of pendimethalin and iso-pendimethalin
    Patent number: 5705698
    Abstract: A process is provided for the preparation of isometrically pure pendimethalin and iso-pendimethalin as well as mixtures thereof.
    Type: Grant
    Filed: March 25, 1996
    Date of Patent: January 6, 1998
    Assignee: SRM Chemical, Ltd. Co.
    Inventors: Lowell J. Lawrence, Stefan Kwiatkowski, Krzysztof Pupek, Miroslaw J. Golinski
  • Process for producing dikegulac, its salts and derivatives
    Patent number: 5688971
    Abstract: A process is provided for producing dikegulac and its salts and derivatives from 2-keto-L-gulonic acid starting material.
    Type: Grant
    Filed: August 9, 1996
    Date of Patent: November 18, 1997
    Assignee: PTRL East, Inc.
    Inventors: Stefan Kwiatkowski, Miroslaw J. Golinski