Patents by Inventor Benjamin R. Duce

Benjamin R. Duce 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).

  • Lyophilized compositions, preparation and use thereof
    Patent number: 4540410
    Abstract: A syringe containing a lyophilized mixture of an absorbable gelatin powder and aminocaproic acid is prepared by mixing the gelatin powder, aminocaproic acid and water to form a slurry, introducing an aliquot of the slurry into a syringe and freeze-drying the slurry in the syringe.
    Type: Grant
    Filed: November 16, 1982
    Date of Patent: September 10, 1985
    Assignee: Serono Pharmaceutical Partners
    Inventors: Grace Wood, Benjamin R. Duce, Russell W. Pelham, James Woiszwillo
  • Primary aminoacylanilides
    Patent number: 4237068
    Abstract: Primary amino acylanilides of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen, methyl, ethyl and propyl, R.sub.2 is selected from the group consisting of methyl, ethyl, chlorine, methoxy and ethoxy, R.sub.3 is selected from the group consisting of hydrogen and methyl, R.sub.4 is selected from the group consisting of hydrogen, methyl, and a C.sub.1 -C.sub.4 alkoxy group, R.sub.6 is selected from the group consisting of methyl, ethyl, chlorine, methoxy and ethoxy, R.sub.7 is hydrogen, methyl or ethyl, R.sub.8 is hydrogen, R.sub.9 is hydrogen, methyl or ethyl, R.sub.10 is hydrogen, and n is 0 or 1, with the provisions that(a) when n is 0, R.sub.8 can also be methyl;(b) when n is 1, and R.sub.7 is hydrogen, and R.sub.9 is hydrogen or methyl, then R.sub.10 can also be methyl;(c) when R.sub.1 is hydrogen, R.sub.2 is methyl, R.sub.3 is hydrogen, R.sub.6 is methyl, R.sub.7 is hydrogen, R.sub.8 is hydrogen, and n is 0, then R.sub.4 can be ethoxy or propoxy only;(d) when R.sub.
    Type: Grant
    Filed: August 1, 1978
    Date of Patent: December 2, 1980
    Assignee: Astra Pharmaceutical Products, Inc.
    Inventors: Robert N. Boyes, Benjamin R. Duce, Emil R. Smith, Eugene W. Byrnes
  • Primary aminoacylanilides, methods of making the same and use as antiarrhythmic drugs
    Patent number: 4218477
    Abstract: Primary amino acylanilides of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen, methyl, ethyl and propyl, R.sub.2 is selected from the group consisting of methyl, ethyl, chlorine, methoxy and ethoxy, R.sub.3 is selected from the group consisting of hydrogen and methyl, R.sub.4 is selected from the group consisting of hydrogen, methyl, and a C.sub.1 -C.sub.4 alkoxy group, R.sub.6 is selected from the group consisting of methyl, ethyl, chlorine, methoxy and ethoxy, R.sub.7 is hydrogen, methyl or ethyl, R.sub.8 is hydrogen, R.sub.9 is hydrogen, methyl or ethyl, R.sub.10 is hydrogen, and n is 0 or 1, with the provisions that(a) when n is 0, R.sub.8 can also be methyl;(b) when n is 1, and R.sub.7 is hydrogen, and R.sub.9 is hydrogen or methyl, then R.sub.10 can also be methyl;(c) when R.sub.1 is hydrogen, R.sub.2 is methyl, R.sub.3 is hydrogen, R.sub.6 is methyl, R.sub.7 is hydrogen, R.sub.8 is hydrogen, and n is 0, then R.sub.4 can be ethoxy or propoxy only;(d) when R.sub.
    Type: Grant
    Filed: January 22, 1976
    Date of Patent: August 19, 1980
    Assignee: Astra Pharmaceutical Products, Inc.
    Inventors: Robert N. Boyes, Benjamin R. Duce, Emil R. Smith, Eugene W. Byrnes