Patents by Inventor Mark A. Gallop

Mark A. Gallop 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: 8067455
    Abstract: The present invention provides a prodrug of propofol and crystalline forms thereof, methods of making the propofol prodrug and crystalline forms thereof, pharmaceutical compositions of the propofol prodrug and crystalline forms thereof, methods of using the propofol prodrug and crystalline forms thereof and pharmaceutical compositions thereof to treat diseases or disorders such as headache pain, post-chemotherapy or post-operative surgery nausea and vomiting, neurodegenerative disorders, and mood disorders.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: November 29, 2011
    Assignee: XenoPort, Inc.
    Inventors: Feng Xu, Mark A. Gallop, Vivek Sasikumar, Usha Dilip
  • Patent number: 8062870
    Abstract: Methods of enzymatically resolving acyloxyalkyl thiocarbonates useful in the synthesis of acyloxyalkyl carbamate prodrugs are disclosed.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: November 22, 2011
    Assignee: XenoPort, Inc.
    Inventors: Mark A. Gallop, Fenmei Yao, Maria J. Ludwikow, Ge Peng, Stephen P. Raillard
  • Patent number: 8058260
    Abstract: The present disclosure provides 2?-C-methyl-ribofuranosyl cytidine prodrugs, methods of making 2?-C-methyl-ribofuranosyl cytidine prodrugs, pharmaceutical compositions of 2?-C-methyl-ribofuranosyl cytidine prodrugs, and methods of using 2?-C-methyl-ribofuranosyl cytidine prodrugs and pharmaceutical compositions thereof to treat viral diseases such as hepatitis C.
    Type: Grant
    Filed: May 22, 2007
    Date of Patent: November 15, 2011
    Assignee: XenoPort, Inc.
    Inventor: Mark A. Gallop
  • Patent number: 8048917
    Abstract: The present invention provides prodrugs of GABA analogs, pharmaceutical compositions of prodrugs of GABA analogs and methods for making prodrugs of GABA analogs. The present invention also provides methods for using prodrugs of GABA analogs and methods for using pharmaceutical compositions of prodrugs of GABA analogs for treating or preventing common diseases and/or disorders.
    Type: Grant
    Filed: April 6, 2005
    Date of Patent: November 1, 2011
    Assignee: XenoPort, Inc.
    Inventors: Mark A. Gallop, Kenneth C. Cundy, Cindy X. Zhou, Fenmei Yao, Jia-Ning Xiang
  • Publication number: 20110224295
    Abstract: A crystalline form of a (3S)-aminomethyl-5-hexanoic acid prodrug and methods of preparing a crystalline form of a (3S)-aminomethyl-5-hexanoic acid prodrug, and methods of using a crystalline form of a (3S)-aminomethyl-5-hexanoic acid prodrug are provided.
    Type: Application
    Filed: December 7, 2010
    Publication date: September 15, 2011
    Applicant: XenoPort, Inc.
    Inventors: Fenmei Yao, Mark A. Gallop, Ronald W. Barrett, Peter A. Virsik
  • Patent number: 8017776
    Abstract: Disclosed herein are methods for synthesizing 1-(acyloxy)-alkyl prodrug derivatives of drugs through oxidation of 1-acyl-alkyl derivatives of drugs under anhydrous reaction conditions. The methods typically proceed stereospecifically, in high yield, do not require the use of activated intermediates and/or toxic compounds and are readily amenable to scale-up.
    Type: Grant
    Filed: August 10, 2009
    Date of Patent: September 13, 2011
    Assignee: XenoPort, Inc.
    Inventors: Laxminarayan Bhat, Mark A. Gallop
  • Patent number: 8003809
    Abstract: Methods for synthesis of 1-(acyloxy)-alkyl carbamates, particularly, the synthesis of 1-(acyloxy)-alkyl carbamate prodrugs of primary or secondary amine-containing drugs are described. Also described are methods for synthesis of 1-(acyloxy)-alkyl N-hydroxysuccinimidyl carbonates which are useful intermediates in the synthesis of 1-(acyloxy)-alkyl carbamates are also described.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: August 23, 2011
    Assignee: XenoPort, Inc.
    Inventors: Mark A. Gallop, Xuedong Dai, Randall A. Scheuerman, Stephen P. Raillard, Suresh K. Manthati, Fenmei Yao, Thu Phan, Maria J. Ludwikow, Ge Peng, Seema Bhat
  • Publication number: 20110201817
    Abstract: Prodrugs of levodopa, methods of making prodrugs of levodopa, methods of using prodrugs of levodopa, and compositions of prodrugs of levodopa are disclosed.
    Type: Application
    Filed: April 27, 2011
    Publication date: August 18, 2011
    Applicant: XenoPort, Inc.
    Inventors: Jia-Ning XIANG, Mark A. Gallop, Cindy X. Zhou, Mark Nguyen, Xuedong Dai, Jianhua Li, Kenneth C. Cundy, Nelson L. Jumbe
  • Patent number: 7994218
    Abstract: Pantoic acid ester neopentyl sulfonyl ester prodrugs of acamprosate, pharmaceutical compositions comprising such prodrugs, and methods of using such prodrugs and compositions thereof for treating diseases are disclosed. In particular, acamprosate prodrugs exhibiting enhanced oral bioavailability and methods of using acamprosate prodrugs to treat neurodegenerative disorders, psychotic disorders, mood disorders, anxiety disorders, somatoform disorders, movement disorders, substance abuse disorders, binge eating disorder, cortical spreading depression related disorders, tinnitus, sleeping disorders, multiple sclerosis, and pain are disclosed.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: August 9, 2011
    Assignee: XenoPort, Inc.
    Inventors: Bernd Jandeleit, Yunxiao Li, Mark A. Gallop, Noa Zerangue, Peter A. Virsik, Wolf-Nicolas Fischer
  • Patent number: 7956212
    Abstract: Prodrugs of levodopa, methods of making prodrugs of levodopa, methods of using prodrugs of levodopa, and compositions of prodrugs of levodopa are disclosed.
    Type: Grant
    Filed: February 2, 2009
    Date of Patent: June 7, 2011
    Assignee: XenoPort, Inc.
    Inventors: Jia-Ning Xiang, Mark A. Gallop, Cindy X. Zhou, Mark Nguyen, Xuedong Dai, Jianhua Li, Kenneth C. Cundy, Nelson L. Jumbe
  • Publication number: 20110130454
    Abstract: Prodrugs of alpha-2-delta ligands, pharmaceutical compositions of prodrugs of alpha-2-delta ligands, methods of making prodrugs of alpha-2-delta ligands, and methods of using prodrugs of alpha-2-delta ligands and pharmaceutical compositions of prodrugs of alpha-2-delta ligands to treat various diseases are disclosed.
    Type: Application
    Filed: November 24, 2010
    Publication date: June 2, 2011
    Applicant: XenoPort, Inc.
    Inventors: Mark A. Gallop, David J. Wustrow
  • Publication number: 20110124705
    Abstract: Prodrugs of alpha-2-delta ligands, pharmaceutical compositions of prodrugs of alpha-2-delta ligands, methods of making prodrugs of alpha-2-delta ligands, and methods of using prodrugs of alpha-2-delta ligands and pharmaceutical compositions of prodrugs of alpha-2-delta ligands to treat various diseases are disclosed.
    Type: Application
    Filed: November 24, 2010
    Publication date: May 26, 2011
    Applicant: XenoPort, Inc.
    Inventors: Mark A. Gallop, David J. Wustrow
  • Patent number: 7935686
    Abstract: Acyloxyalkyl carbamate prodrugs of 3-aminopropylphosphonous acid, 3-aminopropylphosphinic acid, and analogs thereof, pharmaceutical compositions comprising acyloxyalkyl carbamate prodrugs of 3-aminopropylphosphonous acid, 3-aminopropylphosphinic acid, and analogs thereof, methods of making prodrugs of 3-aminopropylphosphonous acid, 3-aminopropylphosphinic acid, and analogs thereof, methods of using prodrugs of 3-aminopropylphosphonous acid, 3-aminopropylphosphinic acid, and analogs thereof and pharmaceutical compositions thereof for treating or preventing diseases or disorders such as spasticity or gastroesophageal reflux disease are disclosed. Acyloxyalkyl carbamate prodrugs of 3-aminopropylphosphonous acid, 3-aminopropylphosphinic acid, and analogs thereof and sustained release oral dosage forms thereof, which are suitable for oral administration, are also disclosed.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: May 3, 2011
    Assignee: XenoPort, Inc.
    Inventor: Mark A. Gallop
  • Publication number: 20110021571
    Abstract: The disclosures herein relate generally to acyloxyalkyl carbamate prodrugs of (±)-4-amino-3-(4-chlorophenyl)butanoic acid and analogs thereof, pharmaceutical compositions thereof, methods of making prodrugs of (±)-4-amino-3-(4-chlorophenyl)butanoic acid and analogs thereof, methods of using prodrugs of (±)-4-amino-3-(4-chlorophenyl)butanoic acid and analogs thereof, and pharmaceutical compositions thereof for treating or preventing common diseases and/or disorders such as spasticity and/or acid reflux disease. The disclosures herein also relate to acyloxyalkyl carbamate prodrugs of (±)-4-amino-3-(4-chlorophenyl)butanoic acid and analogs thereof which are suitable for oral administration and to sustained release oral dosage forms thereof.
    Type: Application
    Filed: September 16, 2010
    Publication date: January 27, 2011
    Applicant: XenoPort, Inc.
    Inventors: Mark A. Gallop, Fenmei Yao, Maria J. Ludwikow, Thu Phan, Ge Peng
  • Patent number: 7872046
    Abstract: A crystalline form of a (3S)-aminomethyl-5-hexanoic acid prodrug and methods of preparing a crystalline form of a (3S)-aminomethyl-5-hexanoic acid prodrug, and methods of using a crystalline form of a (3S)-aminomethyl-5-hexanoic acid prodrug are provided.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: January 18, 2011
    Assignee: Xenoport, Inc.
    Inventors: Fenmei Yao, Mark A. Gallop, Ronald W. Barrett, Peter A. Virsik
  • Publication number: 20110009483
    Abstract: Acyloxyalkyl carbamate prodrugs of trans-4-(aminomethyl)-cyclohexanecarboxylic acid, pharmaceutical compositions thereof, methods of making prodrugs of trans-4-(aminomethyl)-cyclohexane-carboxylic acid, and methods of using prodrugs of trans-4-(aminomethyl)-cyclohexanecarboxylic acid and pharmaceutical compositions thereof to treat or prevent various diseases or disorders are disclosed. Acyloxyalkyl carbamate prodrugs of trans-4-(aminomethyl)-cyclohexanecarboxylic acid and pharmaceutical compositions thereof suitable for oral and topical administration and for administration using sustained release dosage forms are also disclosed.
    Type: Application
    Filed: July 13, 2010
    Publication date: January 13, 2011
    Applicant: XenoPort, Inc.
    Inventors: Noa Zerangue, Bernd Jandeleit, Yunxiao Li, Mark A. Gallop
  • Patent number: 7868041
    Abstract: The present invention provides cyclic 1-(acyloxy)-alkyl prodrugs of GABA analogs, methods of making cyclic 1-(acyloxy)-alkyl prodrugs of GABA analogs and compositions of cyclic 1-(acyloxy)-alkyl prodrugs of GABA analogs. The present invention also provides methods of using cyclic 1-(acyloxy)-alkyl prodrugs of GABA analogs and compositions of cyclic 1-(acyloxy)-alkyl prodrugs of GABA analogs.
    Type: Grant
    Filed: June 30, 2009
    Date of Patent: January 11, 2011
    Assignee: XenoPort, Inc.
    Inventors: Mark A. Gallop, Jia-Ning Xiang, Fenmei Yao, Laxminarayan Bhat
  • Patent number: 7868043
    Abstract: Mesophasic forms of (3S)-aminomethyl-5-hexanoic acid prodrugs and methods of preparing and methods of using mesophasic forms of (3S)-aminomethyl-5-hexanoic acid prodrugs are provided.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: January 11, 2011
    Assignee: Xenoport, Inc.
    Inventors: Fenmei Yao, Mark A. Gallop, Ronald W. Barrett, Peter A. Virsik
  • Publication number: 20100267676
    Abstract: Gamma-amino-butyric acid derivatives that are GABAB receptor ligands, pharmaceutical compositions comprising such derivatives, and methods of using such derivatives and pharmaceutical compositions thereof for treating diseases are disclosed.
    Type: Application
    Filed: April 16, 2010
    Publication date: October 21, 2010
    Inventors: Feng Xu, Mark A. Gallop, Ge Peng, Thu Phan, Usha Dilip, David J. Wustrow
  • Publication number: 20100267946
    Abstract: The present invention provides prodrugs of GABA analogs, pharmaceutical compositions of prodrugs of GABA analogs and methods for making prodrugs of GABA analogs. The present invention also provides methods for using prodrugs of GABA analogs and methods for using pharmaceutical compositions of prodrugs of GABA analogs for treating or preventing common diseases and/or disorders.
    Type: Application
    Filed: July 1, 2010
    Publication date: October 21, 2010
    Applicant: XenoPort, Inc.
    Inventors: Mark A. Gallop, Kenneth C. Cundy, Cindy X. Zhou, Fayang G. Qiu, Fenmei Yao, Jia-Ning Xiang, Ian R. Ollmann