Patents by Inventor Aurelio O. Venero

Aurelio O. Venero 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).

  • Piperidine derivatives as antihistaminics
    Patent number: 5051510
    Abstract: New antihistaminic piperidine derivatives of general structural formula I e prepared by reacting 4-piperidinealkylamines with carboxylic acids or their active derivatives, such as lower-alkyl esters or the acid chlorides.The obtained new piperidine carboxamide compounds show potent antihistaminic activity as specific antagonists of histamine H1-receptors.
    Type: Grant
    Filed: February 28, 1990
    Date of Patent: September 24, 1991
    Assignee: Fabrica Espanola de Productos Quimicos y Farmeceuti-Cos S.A. (FAES)
    Inventors: Aurelio O. Venero, Antonio T. Avello
  • Analgesic and antiinflammatory derivatives of 1-acyl-4-arylalkylpiperazines
    Patent number: 5011928
    Abstract: The reaction of N-substituted piperazines with carboxylic acids or their active derivatives such as lower-alkyl esters or the acid chlorides, leads to the formation of new piperazine carboxamides of general structural formula I: ##STR1## These compounds and the physiologically acceptable salts thereof are useful as analgesics and antiinflammatory agents.
    Type: Grant
    Filed: February 28, 1990
    Date of Patent: April 30, 1991
    Assignee: Fabrica Espanola de Productos Quimicos y Farmeceuti Cos S.A. (FAES)
    Inventors: Aurelio O. Venero, Antonio T. Avello
  • Diosmin octakis (hydrogen sulfate) aluminum complex
    Patent number: 4894449
    Abstract: The invention refers to the preparation of diosmin octakis (hydrogen sulfate) aluminum complex, a new derivative of diosmin, by reaction of diosmin with a sulfating agent, such as sulfur trioxide-pyridine complex, sulfur trioxide-trimethylamine complex and sulfur trioxide-triethylamine complex, at a temperature between 40.degree. and 110.degree. C., in an appropriate medium, with preference pyridine, dimethylformamide and dimethylacetamide, and final addition of aluminum hydroxychloride.
    Type: Grant
    Filed: July 28, 1988
    Date of Patent: January 16, 1990
    Inventors: Aurelio O. Venero, Ramon M. Pestana
  • Compound 3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxopurine-7-acetyl-8-(2-phenyle thyl)-1-oxa-3,8-diazaspiro-(4,5)decan-2-one and a process of preparation thereof
    Patent number: 4584372
    Abstract: The new compound 3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-Dioxopurine-7-acetyl-8-(2-phenyleth yl)-1-oxa-3,8-diazaspiro-(4,5)decan-2-one and the process of preparation are described.
    Type: Grant
    Filed: November 16, 1983
    Date of Patent: April 22, 1986
    Inventors: Aurelio O. Venero, Ramon M. Pestana
  • Process for the preparation of substituted 4H-pyran-4-ones
    Patent number: 4214963
    Abstract: A process for the preparation of a substituted 4H-pyran-4-one is described which consists of reacting a substituted 2,3-dihydro-4H-pyran-4-one with N-bromosuccinimide in the presence of light.
    Type: Grant
    Filed: November 27, 1978
    Date of Patent: July 29, 1980
    Assignee: Javier Garcia de Lama
    Inventors: Jose R. Blanco, Aurelio O. Venero