Patents by Inventor André Pichette

André Pichette 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).

  • Use of plant extracts against herpes simplex virus
    Patent number: 10716821
    Abstract: The present invention provides a method of using a plant extract or active fraction thereof for inhibiting an herpes simplex virus (HSV) infection, wherein the plant is a: Cornus species; Achillea species; Trifolium species; Trillium species; and/or Plantago species. The present invention also provides plant extracts, active fractions, and compositions kits comprising same.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: July 21, 2020
    Assignee: UNIVERSITÉ DU QUÉBEC A CHICOUTIMI
    Inventors: Jean Legault, André Pichette, Isabelle Côté, Serge Lavoie
  • Dihydrochalcone derivatives and their use as antibiotic agents
    Patent number: 9499509
    Abstract: A compound of formula (I) as well as pharmaceutical compositions comprising same is provided. An extract of a plant belonging to a species of Populus, the extract comprising this compound is also provided. These can be used as antibacterial for treating bacterial infection.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: November 22, 2016
    Assignee: UNIVERSITE DU QUEBEC A CHICOUTIMI
    Inventors: André Pichette, Jean Legault, François Simard
  • USE OF PLANT EXTRACTS AGAINST HERPES SIMPLEX VIRUS
    Publication number: 20160158300
    Abstract: The present invention provides a method of using a plant extract or active fraction thereof for inhibiting an herpes simplex virus (HSV) infection, wherein the plant is a: Cornus species; Achillea species; Trifolium species; Trillium species; and/or Plantago species. The present invention also provides plant extracts, active fractions, and compositions kits comprising same.
    Type: Application
    Filed: July 22, 2014
    Publication date: June 9, 2016
    Inventors: JEAN LEGAULT, ANDRÉ PICHETTE, ISABELLE CÔTÉ, SERGE LAVOIE
  • DIHYDROCHALCONE DERIVATIVES AND THEIR USE AS ANTIBIOTIC AGENTS
    Publication number: 20150210663
    Abstract: A compound of formula (I) as well as pharmaceutical compositions comprising same is provided. An extract of a plant belonging to a species of Populus, the extract comprising this compound is also provided. These can be used as antibacterial for treating bacterial infection.
    Type: Application
    Filed: August 28, 2013
    Publication date: July 30, 2015
    Applicant: UNIVERSITE DU QUEBEC A CHICOUTIMI
    Inventors: André Pichette, Jean Legault, François Simard
  • BIDESMOSIDIC BETULIN AND BETULINIC ACID DERIVATIVES AND USES THEREOF AS ANTITUMOR AGENTS
    Publication number: 20110224159
    Abstract: The instant application is directed to bidesmosidic betulin and betulinic acid saponin derivatives of formula (I), and use thereof as antitumor agents. In particular, said compounds are effective in treating lung carcinomas, colorectal adenocarcinomas, breast adenocarcinomas, and prostate adenocarcinomas. Methods of synthesizing said compounds through selective glycosylation of the C-28 and C-3 position, and diagnostic methods for identifying tumours suitable for treatment by said compounds are also disclosed.
    Type: Application
    Filed: September 10, 2009
    Publication date: September 15, 2011
    Applicant: Universite du Quebec a Chicoutime
    Inventors: André Pichette, Jean Legault, Charles Gauthier
  • Process for preparing natural product derivatives from plants in a single step
    Patent number: 6280778
    Abstract: A process is disclosed, for preparing a derivative of a targeted natural product from plants. The targeted natural product is extracted from the desired part of the plant and the targeted natural product is transformed into the desired derivative(s). Both the extraction and transformation are carried out in a single step consisting of macerating the desired part of the plant into a composition comprising an organic solvent and a reactive agent. This process is particularly useful for preparing derivatives of betulin or lupeol from bark of birch.
    Type: Grant
    Filed: November 2, 1999
    Date of Patent: August 28, 2001
    Inventors: Daniel Gaudet, André Pichette