Patents by Inventor Eduard Willem De Zwart

Eduard Willem De Zwart 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).

  • Patent number: 6756375
    Abstract: The invention provides for a non-steroidal compound having the formula wherein Re and ′Re are OH, optionally independently etherified or esterified; Z is —CH2— or —CH2CH2—; R1 is H, halogen, CF3, or (1C-4C)alkyl; R2, R3 and R4 are independently H, halogen, —CF3, —OCF3, (1C-8C)Alkyl, hydroxy, (1C-8C)alkyloxy, aryloxy, aryl(1C-8C)alkyl, halo(1C-8C)alkyl, —O(CH2)mX, wherein X is halogen or phenyl and m=2-4; —O(CH2)mNRaRb, —S(CH2)mNRaRb or —(CH2)mNRaRb, wherein m=2-4 and Ra, Rb are independently (1C-8C)alkyl, (2C-8C)alkenyl, (2C-8C)alkynyl, or aryl, optionally substituted with halogen, —CF3, —OCF3, —CN, —NO2, —OH, (1C-8C)alkoxy, aryloxy, carboxyl, (1C-8C)alkylthio, carboxylate, (1C-8C)alkyl, aryl, aryl(1C-8C)alkyl, halo(1C-8C)alkyl or Ra and Rb form a 3-8 membered ring structure, optionally substituted with halogen, —CF3, —OCF3, —CN, —NO2, hydroxy, hydroxy(1C-4C)a
    Type: Grant
    Filed: July 24, 2003
    Date of Patent: June 29, 2004
    Assignee: Akzo Nobel N.V.
    Inventors: Gerrit Herman Veeneman, Hubert JanJozef Loozen, Jordi Mestres, Eduard Willem De Zwart
  • Publication number: 20040059004
    Abstract: The invention provides for a non-steroidal compound having the formula 1
    Type: Application
    Filed: July 24, 2003
    Publication date: March 25, 2004
    Inventors: Gerrit Herman Veeneman, Hubert JanJozef Loozen, Eduard Willem De Zwart, Jordi Mestres
  • Patent number: 6686371
    Abstract: The invention provides non-steroidal estrogenic compounds with estrogenic and anti-estrogenic compounds effects for treatment of estrogen-deficiency related disorders, which compounds are having formula (I) wherein, one of Ra or Rb is 'Re; Re and 'Re are OH, optionally independently etherified or esterified; X is N or —C(R1)—, wherein R1 is H1 halogen, CN, optionally substituted aryl, (1C-4C)alkyl, (2C-4C)alkenyl, (2C-4C)alkynyl or (3C-6C)cycloalkyl, which alkyl, alkenyl, alkynyl and cycloalkyl groups can optionally be substituted with one or more halogens; Y is N or —C(R2)—, with the proviso that X and Y are not both N, wherein R2 has the same meaning as defined for R1; Z is C(R3,'R3)— or —C(R4,∝R4)—C(R5,'R5)—, wherein R3, 'R3, R4, 'R4, R5, and 'R5, independently arc H, (1C-4C)alkyl, (2C-4C)alkenyl or (3C-6C) cycloalkyl, which alkyl, alkenyl and cycloalkyl groups can optionally be substituted with one or more halogens.
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: February 3, 2004
    Assignee: Akzo Nobel N.V.
    Inventors: Gerrit Herman Veeneman, Eduard Willem De Zwart, Hubert Jan Jozef Loozen, Jordi Mestres
  • Publication number: 20030144313
    Abstract: The invention provides non-steroidal estrogenic compounds with estrogenic and anti-estrogenic compounds effects for treatment of estrogen-deficiency related disorders, which compounds are having formula (I) wherein, one of Ra or Rb is 'Re; Re and 'Re are OH, optionally independently etherified or esterified; X is N or —C(R1)—, wherein R1 is H, halogen, CN, optionally substituted aryl, (1C-4C)alkyl, (2C-4C)alkenyl, (2C-4C)alkynyl or (3C-6C)cycloalkyl, which alkyl, alkenyl, alkynyl and cycloalkyl groups can optionally be substituted with one or more halogens; Y is N or —C(R2)—, with the proviso that X and Y are not both N, wherein R2 has the same meaning as defined for R1; Z is C(R3,'R3)— or —C(R4,'R4)—C(R5,'R5)—, wherein R3, 'R3, R4, 'R4, R5, and 'R5, independently arc H, (1C-4C)alkyl, (2C-4C)alkenyl or (3C-6C) cycloalkyl, which alkyl, alkenyl and cycloalkyl groups can optionally be substituted with one or more halogens.
    Type: Application
    Filed: December 2, 2002
    Publication date: July 31, 2003
    Inventors: Gerrit Herman Veeneman, Eduard Willem De Zwart, Hubert Jan Jozef Loozen, Jordi Mestres