Patents Represented by Attorney, Agent or Law Firm David Gryte
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Patent number: 8338587Abstract: The present invention provides named compounds of formula (I) and pharmaceutical compositions containing them and their use in therapy.Type: GrantFiled: March 30, 2010Date of Patent: December 25, 2012Assignee: AstraZeneca ABInventors: Frank Burkamp, Peter Hansen, Balint Gabos, Håkan Bladh
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Patent number: 8236951Abstract: There is disclosed the use of a compound of formula (Ia) or (Ib) wherein R1, R2, R3, R4, X and Y are as defined in the specification, and pharmaceutically acceptable salts thereof, in the manufacture of a medicament, for the treatment or prophylaxis of diseases or conditions in which inhibition of the enzyme myeloperoxidase (MPO) is beneficial. Certain novel compounds of formula (Ia) or (Ib) and pharmaceutically acceptable salts thereof are disclosed, together with processes for their preparation. The compounds of formulae (Ia) and (Ib) are MPO inhibitors and are thereby particularly useful in the treatment or prophylaxis of neuroinflammatory disorders.Type: GrantFiled: August 4, 2008Date of Patent: August 7, 2012Assignee: AstraZeneca ABInventors: Sverker Hanson, Gunnar Nordvall, Anna-Karin Tiden
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Patent number: 8193363Abstract: The present invention relates to novel derivatives that are suitable as precursors to compounds that are useful for imaging amyloid deposits in living patients, their compositions, methods of use and processes to make such compounds. The compounds deriving from these precursors are useful in methods of imaging amyloid deposits in brain in vivo to allow antemortem diagnosis of Alzheimer's disease by positron emission tomography (PET) as well as measuring clinical efficacy of Alzheimer's disease therapeutic agents. Furthermore, the present invention also discloses the precursor compounds in crystalline form.Type: GrantFiled: August 20, 2009Date of Patent: June 5, 2012Assignee: AstraZeneca ABInventors: Seth Björk, Peter Johnström, Nils Anders Nilsson, Katinka Ruda, Per Magnus Schou, Britt-Marie Swahn, Vern Delisser
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Patent number: 8163928Abstract: The present invention relates to novel heteroaryl substituted benzothiazole derivatives, precursors thereof, and therapeutic uses for such compounds, having the structural formula (I) below: [Chemical formula should be inserted here. Please see paper copy] and to their pharmaceutically acceptable salt, compositions and methods of use. Furthermore, the invention relates to novel heteroaryl substituted benzothiazole derivatives that are suitable for imaging amyloid deposits in living patients, their compositions, methods of use and processes to make such compounds. More specifically, the present invention relates to a method of imaging amyloid deposits in brain in vivo to allow antemortem diagnosis of Alzheimer's disease as well as measuring clinical efficacy of Alzheimer's disease therapeutic agents.Type: GrantFiled: January 25, 2007Date of Patent: April 24, 2012Assignee: AstraZeneca ABInventors: Ylva Gravenfors, Catrin Jonasson, Jonas Malmstrom, Gunnar Nordvall, David Pyring, Can Slivo, Daniel Sohn, Peter Strom, David Wensbo
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Patent number: 7855213Abstract: This invention relates to novel compounds having the structural formula I below: and to their pharmaceutically acceptable salt, compositions and methods of use. These novel compounds provide a treatment or prophylaxis of cognitive impairment, Alzheimer Disease, neurodegeneration and dementia.Type: GrantFiled: June 13, 2007Date of Patent: December 21, 2010Assignees: AstraZeneca AB, Astex Therapeutics Ltd.Inventors: James Arnold, Phil Edwards, Mark Sylvester, Stefan Berg, Jörg Holenz, Annika Kers, Karin Kolmodin, Laszlo Rakos, Liselotte Öhberg, Rotticci Didier, Gianni Chessari, Miles Congreve, Christopher Murray, Sahil Patel
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Patent number: 6794511Abstract: A sulfonyl aromatic or heteroaromatic ring hydroxamic acid compound that inter alia inhibits matrix metalloprotease activity is disclosed as are a treatment process that comprises administering a contemplated sulfonyl aromatic or heteroaromatic ring hydroxamic acid compound in a MMP enzyme-inhibiting effective amount to a host having a condition associated with pathological matrix metalloprotease activity.Type: GrantFiled: December 1, 2000Date of Patent: September 21, 2004Assignee: G. D. SearleInventors: Louis J. Bedell, Joseph J. McDonald, Thomas E. Barta, Daniel P. Becker, Shashidhar N. Rao, John N. Freskos, Brent V. Mischke, Daniel P. Getman, Gary A. DeCrescenzo, Clara I. Villamil
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Patent number: 6696449Abstract: This invention is directed to sulfonyl aromatic hydroxamic acid compounds and salts thereof that, inter alia, inhibit matrix metalloprotease (MMP) activity and/or aggrecanase activity. In some particularly preferred embodiments, the compound corresponds in structure to one of the following formulas: wherein W2, the R groups, and —A—R—E—Y are described in more detail in Applicants' specification. This invention also is directed to a process that comprises administering such a compound or pharmaceutically acceptable salt thereof to a host animal having a condition associated with MMP activity.Type: GrantFiled: July 19, 2001Date of Patent: February 24, 2004Assignee: Pharmacia CorporationInventors: Thomas E. Barta, Daniel P. Becker, Louis J. Bedell, Gary A. DeCrescenzo, John N Freskos, Daniel P. Getman, Joseph J. McDonald, Brent V. Mischke, Shashidhar N. Rao, Clara I. Villamil