Patents by Inventor Allan Hallett

Allan Hallett 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: 9675596
    Abstract: According to the invention there is provided a compound of formula (I) wherein: A represents C(?N—W-D) or S; B represents S or C(—NH—W-D); when: A represents C(?N—W-D) and B represents S then the bond between B and the NH atom is a single bond; or A represents S and B represents C(—NH—W-D) then the bond between B and the NH atom is a double bond; X represents -Q-[CRxRy]n—; W represents —[CRxRy]m— or —C(O)—[CRxRy]p—; Q represents a bond, —N(Ra)—; —S—, or —O—; A1 to A5 respectively represent C(R1), C(R2), C(R3), C(R4) and C(R5), or, alternatively, up to two of A1 to A5 may independently represent N; D represents phenyl, pyridyl or pyrimidinyl optionally substituted by one or more R6 groups, which compounds are useful in the treatment of cancer.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: June 13, 2017
    Assignee: Baltic Bio AB
    Inventors: Jacob Westman, Allan Hallett, Jan Vagberg
  • Publication number: 20160128993
    Abstract: According to the invention there is provided a compound of formula (I) wherein: A represents C(?N—W-D) or S; B represents S or C(—NH—W-D); when: A represents C(?N—W-D) and B represents S then the bond between B and the NH atom is a single bond; or A represents S and B represents C(—NH—W-D) then the bond between B and the NH atom is a double bond; X represents -Q-[CRxRy]n—; W represents —[CRxRy]m— or —C(O)—[CRxRy]p—; Q represents a bond, —N(Ra)—; —S—, or —O—; A1 to A5 respectively represent C(R1), C(R2), C(R3), C(R4) and C(R5), or, alternatively, up to two of A1 to A5 may independently represent N; D represents phenyl, pyridyl or pyrimidinyl optionally substituted by one or more R6 groups, which compounds are useful in the treatment of cancer.
    Type: Application
    Filed: October 14, 2015
    Publication date: May 12, 2016
    Inventors: Jacob Westman, Allan Hallett, Jan Vagberg
  • Patent number: 9162994
    Abstract: According to the invention there is provided a compound of formula (I) wherein: A represents C(?N—W-D) or S; B represents S or C(—NH—W-D); when: A represents C(?N—W-D) and B represents S then the bond between B and the NH atom is a single bond; or A represents S and B represents C(—NH—W-D) then the bond between B and the NH atom is a double bond; X represents -Q-[CRxRy]n—; W represents —[CRxRy]m— or —C(O)—[CRxRy]p—; Q represents a bond, —N(Ra)—, —S—, or —O—; A1 to A5 respectively represent C(R1), C(R2), C(R3), C(R4) and C(R5), or, alternatively, up to two of A1 to A5 may independently represent N; D represents phenyl, pyridyl or pyrimidinyl optionally substituted by one or more R6 groups, which compounds are useful in the treatment of cancer.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: October 20, 2015
    Assignee: BETAGENON AB
    Inventors: Jacob Westman, Allan Hallett, Jan Vågberg
  • Publication number: 20120183537
    Abstract: According to the invention there is provided a compound of formula (I) wherein: A represents C(?N—W-D) or S; B represents S or C(—NH—W-D); when: A represents C(?N—W-D) and B represents S then the bond between B and the NH atom is a single bond; or A represents S and B represents C(—NH—W-D) then the bond between B and the NH atom is a double bond; X represents -Q-[CRxRy]n—; W represents —[CRxRy]m— or —C(O)—[CRxRy]p—; Q represents a bond, —N(Ra)—, —S—, or —O—; A1 to A5 respectively represent C(R1), C(R2), C(R3), C(R4) and C(R5), or, alternatively, up to two of A1 to A5 may independently represent N; D represents phenyl, pyridyl or pyrimidinyl optionally substituted by one or more R6 groups, which compounds are useful in the treatment of cancer.
    Type: Application
    Filed: July 8, 2010
    Publication date: July 19, 2012
    Inventors: Jacob Westman, Allan Hallett, Jan Vagberg
  • Patent number: 7915264
    Abstract: The invention provides compounds of formula (I) wherein R1, R2, R3, R4, and R5 are as defined in the description, and the preparation thereof. The compounds of formula (I) are useful as pharmaceuticals.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: March 29, 2011
    Assignee: Novartis AG
    Inventors: Andrew James Culshaw, Peter Gull, Allan Hallett, Hong-Yong Kim, Max Peter Seiler, Kaspar Zimmermann, Yugang Liu, Mahavir Prashad
  • Patent number: 7704996
    Abstract: The present invention relates to the use of a 2-cyanopyrimidine compound of the formula wherein R1, R2, R3 and X are as defined in the specification and in the claims, in free form or in salt form, and, where possible, in tautomeric form, as an inhibitor of the activity of cathepsin S.
    Type: Grant
    Filed: August 16, 2005
    Date of Patent: April 27, 2010
    Assignee: Novartis AG
    Inventors: Terance William Hart, Allan Hallett, Fumiaki Yokokawa, Hajime Hirao, Takeru Ehara, Atsuko Iwasaki, Junichi Sakaki, Keiichi Masuya, Masashi Kishida, Osamu Irie
  • Publication number: 20090048230
    Abstract: The present invention relates to the use of a 2-cyanopyrimidine compound of the formula wherein R1, R2, R3 and X are as defined in the specification and in the claims, in free form or in salt form, and, where possible, in tautomeric form, as an inhibitor of the activity of cathepsin S.
    Type: Application
    Filed: August 16, 2005
    Publication date: February 19, 2009
    Inventors: Terance William Hart, Allan Hallett, Fumiaki Yokokawa, Hajime Hirao, Takeru Ehara, Atsuko Iwasaki, Junichi Sakaki, Keiichi Masuya, Masashi Kishida, Osamu Irie
  • Publication number: 20080293939
    Abstract: The present invention relates to quinazolinones of formula (I) wherein R1 is hal; a); b); or c); X is N or CR8; R2 is hal; nitro; C1-C6alkylcarbonyl; C1-C6alkyl or C3-C6cycloalkyl; R3 is C1-C6alkyl; C1-C6alkoxy or amino; and wherein the further radicals have the meanings as defined in the specification, which compounds exhibit human vanilloid antagonistic activity; to processes for their production, their use as pharmaceuticals and to pharmaceutical compositions comprising them.
    Type: Application
    Filed: December 4, 2007
    Publication date: November 27, 2008
    Inventors: Andrew James Culshaw, Edward Karol Dziadulewicz, Allan Hallett, Terance William Hart
  • Publication number: 20060247251
    Abstract: The invention relates to pyrrolo pyrimidines of formula (I), wherein Y represents —(CH2)t—O— or —(CH2)r—S—, p is 1 or 2, r is 1, 2 or 3, t is 1, 2 or 3, or Y is —(CH2)j— or —CH?CH—, j is 1 or 2; p is 1 or 2, or Y is —(CH2)f—, f is 1 or 2, p is 1, and the further radicals and symbols have the meaning as defined herein; their preparation, their use as pharmaceuticals, pharmaceutical compositions containing them, the use of such a compound for the manufacture of a pharmaceutical preparation for the treatment of neuropathic pain and to a method for the treatment of such a disease in animals, especially in humans.
    Type: Application
    Filed: February 5, 2004
    Publication date: November 2, 2006
    Inventors: Francis Buxton, Takeru Ehara, Pamposh Ganju, Allan Hallett, Osamu Irie, Atsuko Iwasaki, Takanori Kanazawa, Keiichi Masuya, Kazuhiko Nonomura, Junichi Sakaki, Christopher Snell, Chuanzheng Song, Keiko Tanabe, Naoki Teno, Ichiro Umemura, Fumiaki Yokokawa
  • Publication number: 20060154942
    Abstract: The present invention relates to quinazolinones of formula (I) wherein R1 is hal; a); b); or c); X is N or CR8; R2 is hal; nitro; C1-C6alkylcarbonyl; C1-C6alkyl or C3-C6cycloalkyl; R3 is C1-C6alkyl; C1-C6alkoxy or amino; and wherein the further radicals have the meanings as defined in the specification, which compounds exhibit human vanilloid antagonistic activity; to processes for their production, their use as pharmaceuticals and to pharmaceutical compositions comprising them.
    Type: Application
    Filed: October 10, 2003
    Publication date: July 13, 2006
    Inventors: Andrew Culshaw, Edward Dziadulewicz, Allan Hallett, Terance Hart
  • Publication number: 20040138454
    Abstract: The invention provides compounds of formula I (I) wherein R1, R2, R3, R4 and R5 are as defined in the description, and the preparation thereof. The compounds of formula I are useful as pharmaceuticals.
    Type: Application
    Filed: January 6, 2004
    Publication date: July 15, 2004
    Inventors: Andrew James Culshaw, Peter Gull, Allan Hallett, Hong-Yong Kim, Max Peter Seiler, Kaspar Zimmerman, Yugang Liu, Mahavir Prashad
  • Patent number: 4713445
    Abstract: Renin-inhibiting analogues of formula ##STR1## where X and W are terminal groups optionally with further amino acyl residues; D, E, B and Z (of which any one or except with `reduced` analogues any two may be absent) are aromatic, lipophilic or in the case of E aromatic lipophilic or basic amino acid or amino acid analogue residues; and A is an analogue of a lipophilic or aromatic dipeptide residue wherein the peptide link is replaced by a one- to four-atom carbon or carbon-nitrogen link which as such or in hydrated form is an unhydrolysable tetrahedral analogue of the transition state ##STR2## of peptide bond hydrolysis.
    Type: Grant
    Filed: August 17, 1984
    Date of Patent: December 15, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones, Allan Hallett
  • Patent number: 4650661
    Abstract: Renin inhibitory polypeptide analogues derived from the natural N-terminal substrate sequence by replacing the amino acid at position 10 with statine or a residue related to it.
    Type: Grant
    Filed: February 1, 1983
    Date of Patent: March 17, 1987
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones, Allan Hallett
  • Patent number: 4609643
    Abstract: Preparation of renin inhibitors based on the structure of natural renin substrate at residues 6 to 13 from the amino terminal thereof, the inhibitors being polypeptide analogues having in particular an isosteric non-peptide link corresponding to the 10, 11 peptide link of the substrate, and preparation of dipeptide analogues.
    Type: Grant
    Filed: November 13, 1984
    Date of Patent: September 2, 1986
    Assignee: Aktiebolaget Hassle
    Inventors: Michael Szelke, David M. Jones, Allan Hallett
  • Patent number: 4424207
    Abstract: Preparation of renin inhibitors based on the structure of natural renin substrate at residues 6 to 13 from the amino terminal thereof, the inhibitors being polypeptide analogues having in particular an isosteric non-peptide link corresponding to the 10, 11 peptide link of the substrate, and preparation of dipeptide analogues.
    Type: Grant
    Filed: August 5, 1981
    Date of Patent: January 3, 1984
    Assignee: Ferring Pharmaceuticals Limited
    Inventors: Michael Szelke, David M. Jones, Allan Hallett