Patents by Inventor Ben E. Evans

Ben E. Evans 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).

  • Patent number: 4399141
    Abstract: 5-Substituted-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5,10-imines, derivatives and pharmaceutically acceptable salts thereof are useful as anticonvulsants.
    Type: Grant
    Filed: June 12, 1981
    Date of Patent: August 16, 1983
    Assignee: Merck & Co., Inc.
    Inventors: Paul Anderson, Marcia E. Christy, Ben E. Evans
  • Patent number: 4397786
    Abstract: Statine (Sta), a naturally-occurring amino acid and closely related derivatives, are prepared by a novel method involving an oxidative route to the requisite chiral .alpha.-aminoaldehyde intermediate, L-leucinal; the novel method may be illustrated by the following reaction scheme: ##STR1## .
    Type: Grant
    Filed: November 23, 1981
    Date of Patent: August 9, 1983
    Assignee: Merck & Co., Inc.
    Inventors: Ben E. Evans, Kenneth E. Rittle
  • Patent number: 4374838
    Abstract: Dibenzo[a,d]cycloocten-5,12-(and 6,12)-imines, derivatives and pharmaceutically acceptable salts thereof are useful as anxiolytics, antidepressants, anticonvulsants, muscle relaxants and in the treatment of mixed anxiety-depression, minimal brain dysfunction and extrapyramidal disorders such as Parkinson's disease.
    Type: Grant
    Filed: October 22, 1981
    Date of Patent: February 22, 1983
    Assignee: Merck & Co., Inc.
    Inventors: Paul S. Anderson, Marcia E. Christy, Ben E. Evans, David C. Remy
  • Patent number: 4329465
    Abstract: Dibenzo[a,d]cycloocten-5,12-(and 6,12)-imines, derivatives and pharmaceutically acceptable salts thereof are useful as anxiolytics, antidepressants, anticonvulsants, muscle relaxants and in the treatment of mixed anxiety-depression, minimal brain dysfunction and extrapyramidal disorders such as Parkinson's disease.
    Type: Grant
    Filed: October 1, 1979
    Date of Patent: May 11, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Paul S. Anderson, Marcia E. Christy, Ben E. Evans, David C. Remy
  • Patent number: 4252810
    Abstract: 9,10-Dihydro-4H-benzo[4,5]cyclohepta [1,2-b]thiophen-4,9-imines, derivatives and pharmaceutically acceptable salts thereof are useful as antianxiety agents, as muscle relaxants and in the treatment of extrapyramidal disorders such as in Parkinson's disease.
    Type: Grant
    Filed: November 15, 1978
    Date of Patent: February 24, 1981
    Assignee: Merck & Co., Inc.
    Inventors: Paul S. Anderson, Ben E. Evans
  • Patent number: 4235820
    Abstract: This invention relates to a process for the preparation of 5H-dibenzo[a,d]cycloheptene compounds and derivatives having aminoalkyl substituents at the 5-position by reducing the corresponding 5-aminoalkyl-5-hydroxy compounds with an alkali metal borohydride in trifluoroacetic acid.
    Type: Grant
    Filed: August 10, 1976
    Date of Patent: November 25, 1980
    Assignee: Merck & Co., Inc.
    Inventor: Ben E. Evans