Patents by Inventor Mohammad Mehdi Nafissi-Varchei

Mohammad Mehdi Nafissi-Varchei 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 the preparation of 2,5-dideoxystreptamine and of a novel intermediate therefor
    Patent number: 4092359
    Abstract: The aminocyclitol 2,5-dideoxystreptamine may be prepared by a novel two-step synthesis from cis-4,8-dioxatricyclo [5.1.0.0.sup.3,5 ]octane. The aminocyclitol and a novel intermediate in the synthesis thereof are utilized by a Micromonospora inyoensis (M. inoyensis strain 155OF-1G NRRL 5742) for the elaboration of a novel antibacterial agent designated Mutamicin 2.
    Type: Grant
    Filed: February 15, 1974
    Date of Patent: May 30, 1978
    Assignee: Schering Corporation
    Inventors: Peter J. L. Daniels, Mohammad Mehdi Nafissi Varchei
  • Rosamicin derivatives and method of using same
    Patent number: 4056616
    Abstract: Rosamicin is an antibiotic elaborated by Micromonospora rosaria. The compounds described herein are antibacterial derivatives of rosamicin. Also described are processes for the preparation of these antibacterial derivatives from rosamicin.
    Type: Grant
    Filed: March 5, 1976
    Date of Patent: November 1, 1977
    Assignee: Schering Corporation
    Inventors: Hans Reimann, Robert S. Jaret, Mohammad Mehdi Nafissi-Varchei
  • Treatment of oxyuriasis
    Patent number: 4021570
    Abstract: A novel compound, N-carbomethoxy-N'-methyl-N'-(2-nitro-4-N-propyloxyphenyl)thiourea, is highly effective in the treatment of pinworm infections.
    Type: Grant
    Filed: April 20, 1976
    Date of Patent: May 3, 1977
    Assignee: Schering Corporation
    Inventor: Mohammad Mehdi Nafissi-Varchei
  • Certain benzothiazoles used in the treatment of helminthiasis
    Patent number: 4006242
    Abstract: A novel treatment of helminthiasis is provided by means of the administration of specified benzothiazoles.
    Type: Grant
    Filed: April 25, 1975
    Date of Patent: February 1, 1977
    Assignee: Schering Corporation
    Inventor: Mohammad Mehdi Nafissi-Varchei