Patents by Inventor Marc Anteunis

Marc Anteunis 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).

  • Ureins derived from ?, ?, diamino acids and process for their preparation
    Patent number: 7030214
    Abstract: Ureins are obtained by reaction, in basic medium, between an N?-(aryloxycarbonyl)diamino acid and a compound containing a free amino group. The chirality of the compounds is outstandingly well preserved.
    Type: Grant
    Filed: September 4, 2001
    Date of Patent: April 18, 2006
    Assignee: Solvay (Societe Anonyme)
    Inventors: Roland Callens, Georges Blondeel, Marc Anteunis, Frank Becu
  • Ureins derived from alpha, omega, -diamond acids and process for their preparation
    Publication number: 20020058784
    Abstract: Ureins are obtained by reaction, in basic medium, between an N&ohgr;-(aryloxycarbonyl)diamino acid and a compound containing a free amino group. The chirality of the compounds is outstandingly well preserved.
    Type: Application
    Filed: September 4, 2001
    Publication date: May 16, 2002
    Inventors: Roland Callens, Georges Blondeel, Marc Anteunis, Frank Becu
  • Ureins derived from &agr;, &ohgr;-diamino acids and process for their preparation
    Patent number: 6310178
    Abstract: Ureins are obtained by reaction, in basic medium, between an N&ohgr;-(aryloxycarbonyl)diamino acid and a compound containing a free amino group. The chirality of the compounds is outstandingly well preserved.
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: October 30, 2001
    Assignee: Solvay, S.A.
    Inventors: Roland Callens, Georges Blondeel, Marc Anteunis, Frank Becu
  • Ureins derived from alpha, omega-diamono acids and process for their preparation
    Patent number: 6060586
    Abstract: Ureins are obtained by reaction, in basic medium, between an N.sup..omega. -(aryloxycarbonyl)diamino acid and a compound containing a free amino group. The chirality of the compounds is outstandingly well preserved.
    Type: Grant
    Filed: June 17, 1997
    Date of Patent: May 9, 2000
    Assignee: Solvay (Societe Anonyme)
    Inventors: Roland Callens, Georges Blondeel, Marc Anteunis, Frank Becu
  • N-aryloxycarbonyl amino acids and peptides and their derivatives
    Patent number: 5965770
    Abstract: Compounds having the general formula: ##STR1## in which R3 represents an aryl group which is unsubstituted or substituted by one or more alkyl groups containing 1 to 4 carbon atoms; R4 represents a hydrogen atom, a group for protecting the amino functional group, an amino acid or a peptide some of whose functional groups are optionally substituted by a protecting group or by an activating group; R5 represents a hydroxy group, a halogen atom, a group for protecting the carboxyl functional group, an activating group, an amino group, an amino acid or a peptide some of whose functional groups are optionally substituted by a protecting group or by an activating group; and n is an integer from 1 to 10.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: October 12, 1999
    Assignee: Solvay
    Inventors: Marc Anteunis, Frank Becu, Roland Callens, Georges Blondeel
  • Carbamoylation of amino groups in peptides via N-aryloxycarbonyl intermediates
    Patent number: 5770692
    Abstract: Method of synthesising peptides containing one or more amino acid residues bearing an N-carbamoyl functional group, by aminolysis of N-aryloxycarbonyl derivatives, which are excellent synthesis intermediates for the preparation of various peptides containing amino acid residues bearing a ureino group, such as citrulline, homocitrulline, 2-amino-4-ureidobutyric residues.
    Type: Grant
    Filed: June 22, 1994
    Date of Patent: June 23, 1998
    Inventors: Marc Anteunis, Frank Becu, Roland Callens, Georges Blondeel
  • Process for synthesising peptides
    Patent number: 4725645
    Abstract: The process enables peptides to be synthesized from amino acids with the participation of trialkylcyanosilanes.The peptides obtained by this synthesis route are used, in particular, in pharmaceutical applications.
    Type: Grant
    Filed: November 22, 1985
    Date of Patent: February 16, 1988
    Assignee: Solvay & Cie. (Societe Anonyme)
    Inventors: Marc Anteunis, Christian Becu