Patents by Inventor David Alexander Cox

David Alexander Cox 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).

  • 4-Aminoquinazoline derivatives as cardiac stimulants
    Patent number: 3971783
    Abstract: Certain novel 7-alkoxy-4-(N-[.omega.-(heteroaryl)alkyl]amino)quinazoline compounds, optionally bearing an alkyl or substituted alkyl group at the 2-position, an alkyl, benzyl, phenyl or alkoxyphenyl group on the 4-amino nitrogen atom, an alkyl or alkoxy group at the 5-position, and an alkyl alkoxy, hydroxy or amino group at the 6-position; and the acid-addition salts thereof. Compounds are cardiac stimulants.
    Type: Grant
    Filed: April 26, 1974
    Date of Patent: July 27, 1976
    Assignee: Pfizer Inc.
    Inventors: Ian Thompson Barnish, David Alexander Cox, Anthony Garth Evans
  • Phenoxypropanolamine therapeutic agents
    Patent number: 3961072
    Abstract: A series of novel substituted phenoxypropylamine derivatives have been prepared by reacting the appropriate 1-phenoxy-2,3-epoxypropane compound with a suitable organic amine reagent. The resulting 1-phenoxy-3-alkylaminopropan-2-ols are useful in the field of chemotherapy as anti-angina agents. Preferred members include compounds having an acetamido group substituted on the phenyl ring of the phenoxy moiety. Alternate methods of preparation are also provided.
    Type: Grant
    Filed: August 9, 1974
    Date of Patent: June 1, 1976
    Assignee: Pfizer Inc.
    Inventors: David Alexander Cox, John Christopher Danilewicz, Allan Leslie Ham, John Edward Glyn Kemp, Michael Snarey