Patents by Inventor Wayne Spevak

Wayne Spevak 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: 8198273
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, and forms thereof are active on each of BRaf and c-Raf-1 protein kinase, and may also be active on either or both of A-Raf and B-Raf V600E protein kinase. Also described are methods of use thereof to treat diseases and conditions, including melanoma, colorectal cancer, thyroid cancer, ovarian cancer, and biliary tract cancer.
    Type: Grant
    Filed: May 4, 2010
    Date of Patent: June 12, 2012
    Assignee: Plexxikon Inc.
    Inventors: Prabha N. Ibrahim, Wayne Spevak, Hanna Cho, Songyuan Shi, Guoxian Wu
  • Publication number: 20120122860
    Abstract: Solid forms of phenyl sulfonamide compounds of formula (I) active on protein kinases, including Raf protein kinases, are described, as well as methods of using such solid forms to treat diseases and conditions associated with activity of protein kinases, e.g. Raf protein kinases, including pain, polycystic kidney disease, melanoma and colorectal cancer.
    Type: Application
    Filed: May 4, 2010
    Publication date: May 17, 2012
    Inventors: Gary Conard Visor, Prabha N. Ibrahim, Wayne Spevak, Hanna Cho, Songyuan Shi, Guoxian Wu
  • Patent number: 8153641
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof derivatives thereof, forms thereof are active on at least one Raf protein kinase. Also described are methods of use thereof to treat diseases and conditions, including diseases and conditions associated with activity of Raf protein kinases, including melanoma, colorectal cancer, thyroid cancer, ovarian cancer, cholangiocarcinoma, pain or polycystic kidney disease.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: April 10, 2012
    Assignee: Plexxikon Inc.
    Inventors: Prabha N. Ibrahim, Wayne Spevak, Hanna Cho, Songyuan Shi
  • Patent number: 8129404
    Abstract: N-[3-(4-Cyano-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-4-trifluoromethyl-benzenesulfonamide, N-[3-(4-ethynyl-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-4-trifluoromethyl-benzenesulfonamide, and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof are active on at least one Raf protein kinase. Also described are methods of use thereof to treat diseases and conditions, including diseases and conditions associated with activity of Raf protein kinases, including pain and polycystic kidney disease.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: March 6, 2012
    Assignee: Plexxikon Inc.
    Inventors: Prabha N. Ibrahim, Wayne Spevak
  • Publication number: 20120053177
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Application
    Filed: September 23, 2011
    Publication date: March 1, 2012
    Inventors: Prabha N. Ibrahim, Dean R. Artis, Ryan Bremer, Gaston Habets, Shumeye Mamo, Marika Nespi, Chao Zhang, Jiazhong Zhang, Yong-Liang Zhu, Rebecca Zuckerman, Brian West, Yoshisa Suzuki, James Tsai, Klaus-Peter Hirth, Gideon Bollag, Wayne Spevak, Hanna Cho, Samuel J. Gillette, Guoxian Wu, Hongyao Zhu, Shenghua Shi
  • Patent number: 8110576
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described, wherein the compounds have the formula: In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof are active on at least one Raf protein kinase. Also described are methods of use thereof to treat diseases and conditions associated with activity of Raf protein kinases, including melanoma, colorectal cancer, thyroid cancer, ovarian cancer, cholangiocarcinoma, pain or polycystic kidney diseases.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: February 7, 2012
    Assignee: Plexxikon Inc.
    Inventors: Prabha N. Ibrahim, Wayne Spevak, Hanna Cho
  • Publication number: 20110263595
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof are active on one or more of Fms, Kit, Flt3, TrkA, TrkB and TrkC kinase protein.
    Type: Application
    Filed: April 20, 2011
    Publication date: October 27, 2011
    Inventors: Jiazhong Zhang, Prabha N. Ibrahim, Wayne Spevak, James Tsai, Todd Ewing, Ying Zhang, Chao Zhang
  • Publication number: 20110183988
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof are active on each of B-Raf, B-Raf V600E and c-Raf-1 protein kinase. In certain aspects and embodiments, the described compounds are active in inhibiting proliferation of a Ras mutant cell line.
    Type: Application
    Filed: December 21, 2010
    Publication date: July 28, 2011
    Inventors: Prabha N. Ibrahim, Guoxian Wu, Jack Lin, Wayne Spevak, Hanna Cho, Todd Ewing, Chao Zhang
  • Publication number: 20110166174
    Abstract: Compounds active on the receptor protein tyrosine kinases c-kit and c-fms are provided herewith. Also provided herewith are compositions useful for treatment of c-kit mediated diseases or condition and c-fms-mediated diseases or condition, and methods for the use thereof.
    Type: Application
    Filed: December 1, 2010
    Publication date: July 7, 2011
    Inventors: Chao Zhang, Jiazhong Zhang, Prabha N. Ibrahim, Clarence R. Hurt, Rebecca Zuckerman, Dean R. Artis, Ryan Bremer, Wayne Spevak, Guoxian Wu, Hongyao Zhu
  • Publication number: 20110152258
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof are active on at least one Raf protein kinase. In certain aspects and embodiments, the described compounds are active in inhibiting proliferation of a Ras mutant cell line. Also described are methods of use thereof to treat diseases and conditions, including diseases and conditions associated with activity of B-Raf V600E mutant protein kinase, including melanoma, glioma, glioblastoma multiforme, pilocytic astrocytoma, colorectal cancer, thyroid cancer, lung cancer, ovarian cancer, prostate cancer, liver cancer, gallbladder cancer, gastrointestinal stromal tumors, biliary tract cancer, and cholangiocarcinoma.
    Type: Application
    Filed: November 18, 2010
    Publication date: June 23, 2011
    Inventors: Prabha N. Ibrahim, Wayne Spevak, Hanna Cho, Songyuan Shi, Chao Zhang, Ying Zhang
  • Publication number: 20110112127
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, or forms thereof are active on Fms protein kinase, or on Fms and Kit protein kinase, or on Fms and Flt-3 protein kinase. Also described are methods of use thereof to treat diseases and conditions, including diseases and conditions associated with activity of Fms protein kinase, Kit protein kinase, or Flt-3 protein kinase including rheumatoid arthritis, osteoarthritis, multiple sclerosis, Alzheimer's disease, Parkinson's disease, glomerulonephritis, interstitial nephritis, Lupus nephritis, tubular necrosis, diabetic nephropathy, renal hypertrophy, acute myeloid leukemia, melanoma, multiple myeloma, metastatic breast cancer, prostate cancer, pancreatic cancer, neurofibromatosis, brain metastases, and gastrointestinal stromal tumors.
    Type: Application
    Filed: November 4, 2010
    Publication date: May 12, 2011
    Inventors: Jiazhong Zhang, Prabha N. Ibrahim, Ryan Bremer, Wayne Spevak, Hanna Cho
  • Publication number: 20110092538
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Application
    Filed: December 29, 2010
    Publication date: April 21, 2011
    Inventors: Wayne Spevak, Hanna Cho, Prabha N. Ibrahim, Shenghua Shi, Shumeye Mamo, Samuel J. Gillette, Hongyao Zhu
  • Publication number: 20110059963
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Application
    Filed: October 18, 2010
    Publication date: March 10, 2011
    Inventors: Prabha N. Ibrahim, Dean R. Artis, Ryan Bremer, Shumeye Mamo, Chao Zhang, Jiazhong Zhang, James Tsai, Klaus-Peter Hirth, Gideon Bollag, Wayne Spevak, Hanna Cho, Samuel J. Gillette, Shenghua Shi
  • Patent number: 7863289
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: January 4, 2011
    Assignee: Plexxikon, Inc.
    Inventors: Wayne Spevak, Hanna Cho, Prabha N. Ibrahim, Shenghua Shi, Shumeye Mamo, Samuel J. Gillette, Hongyao Zhu
  • Patent number: 7863288
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: January 4, 2011
    Assignee: Plexxikon, Inc.
    Inventors: Prabha N. Ibrahim, Dean R. Artis, Ryan Bremer, Shumeye Mamo, Chao Zhang, Jiazhong Zhang, James Tsai, Klaus-Peter Hirth, Gideon Bollag, Wayne Spevak, Hanna Cho, Samuel J. Gillette, Shenghua Shi
  • Patent number: 7846941
    Abstract: Compounds active on the receptor protein tyrosine kinases c-kit and c-fms are provided herewith. Also provided herewith are compositions useful for treatment of c-kit mediated diseases or condition and c-fms-mediated diseases or condition, and methods for the use thereof.
    Type: Grant
    Filed: May 16, 2006
    Date of Patent: December 7, 2010
    Assignee: Plexxikon, Inc.
    Inventors: Chao Zhang, Jiazhong Zhang, Prabha N. Ibrahim, Clarence R. Hurt, Rebecca Zuckerman, Dean R. Artis, Ryan Bremer, Wayne Spevak, Guoxian Wu, Hongyao Zhu
  • Publication number: 20100286142
    Abstract: Compounds and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described. In certain aspects and embodiments, the described compounds or salts thereof, formulations thereof, conjugates thereof, derivatives thereof, and forms thereof are active on each of BRaf and c-Raf-1 protein kinase, and may also be active on either or both of A-Raf and B-Raf V600E protein kinase. Also described are methods of use thereof to treat diseases and conditions, including melanoma, colorectal cancer, thyroid cancer, ovarian cancer, and biliary tract cancer.
    Type: Application
    Filed: May 4, 2010
    Publication date: November 11, 2010
    Inventors: Prabha N. Ibrahim, Wayne Spevak, Hanna Cho, Songyuan Shi, Guoxian Wu
  • Publication number: 20100286178
    Abstract: Propane-1-sulfonic acid {2,4-difluoro-3-[5-(2-methoxy-pyrimidin-5-yl)-1H-pyrrolo[2,3-b]pyridine-3-carbonyl]-phenyl}-amide, propane-1-sulfonic acid [3-(5-cyano-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-amide, propane-1-sulfonic acid [3-(5-cyano-1H-pyrrolo [2,3-b]pyridine-3-carbonyl)-2-fluoro-phenyl]-amide, N-[3-(5-cyano-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-2,5-difluoro-benzenesulfonamide, N-[3-(5-cyano-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-3-fluoro-benzenesulfonamide, pyrrolidine-1-sulfonic acid [3-(5-cyano-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-amide, N,N-dimethylamino-sulfonic acid [3-(5-cyano-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluoro-phenyl]-amide, and salts thereof, formulations thereof, conjugates thereof, derivatives thereof, forms thereof and uses thereof are described.
    Type: Application
    Filed: March 10, 2010
    Publication date: November 11, 2010
    Inventors: Prabha N. Ibrahim, Wayne Spevak, Hanna Cho, Hongyao Zhu
  • Publication number: 20100256365
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Application
    Filed: November 10, 2009
    Publication date: October 7, 2010
    Inventors: Prabha N. Ibrahim, Dean R. Artis, Ryan Bremer, Gaston Habets, Shumeye Mamo, Marika Nespi, Chao Zhang, Jiazhong Zhang, Yong-Liang Zhu, Rebecca Zuckerman, Brian West, Yoshisa Suzuki, James Tsai, Klaus-Peter Hirth, Gideon Bollag, Wayne Spevak, Hanna Cho, Samuel J. Gillette, Guoxian Wu, Hongyao Zhu, Shenghua Shi
  • Publication number: 20100249118
    Abstract: Compounds active on protein kinases are described, as well as methods of using such compounds to treat diseases and conditions associated with aberrant activity of protein kinases.
    Type: Application
    Filed: June 21, 2006
    Publication date: September 30, 2010
    Inventors: Prabha N. Ibrahim, Dean R. Artis, Ryan Bremer, Shumeye Mamo, Chao Zhang, Jiazhong Zhang, James Tsai, Klaus-Peter Hirth, Gideon Bollag, Wayne Spevak, Hanna Cho, Samuel J. Gillette, Shenghua Shi