Patents by Inventor Arthur Frederick Kluge

Arthur Frederick Kluge 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).

  • 5-(2-Pyrroyl)-1,2-dihydro-3H-pyrrolo?1,2-a!pyrrole-1-carboxylic acid derivatives and process for the production thereof
    Patent number: 4097579
    Abstract: Novel 5-(2-pyrroyl) and 5-(N-lower alkyl-2-pyrroyl)-1,2-dihydro-3H-pyrrolo?1,2-a!pyrrole-1-carboxylic acid compounds represented by the formula: ##STR1## and the pharmaceutically acceptable, non-toxic esters and salts thereof, wherein each of R and R.sup.1 is independently hydrogen or a lower alkyl group having from 1 to 4 carbon atoms and process for the production of such compounds; 5-(N-methyl-2-pyrroyl)-1,2-dihydro-3H-pyrrolo?1,2-a!pyrrole-1-carboxylic acid is representative of the class. These compounds are useful as anti-inflammatory analgesic and anti-pyretic agents and as smooth muscle relaxants.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: June 27, 1978
    Assignee: Syntex (U.S.A.) Inc.
    Inventors: Joseph Martin Muchowski, Arthur Frederick Kluge