Patents by Inventor Pascal Druzgala

Pascal Druzgala 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: 7666902
    Abstract: The subject invention provides anticoagulant compounds of formula I: and pharmaceutically acceptable salts thereof, wherein R1, R3, n and Ar are as defined herein. The compounds of the subject invention can be used to treat at-risk populations thereby bringing relief of symptoms, improving the quality of life, preventing acute and long-term complications, reducing mortality and treating accompanying disorders. The invention further comprises pharmaceutical compositions comprising the compounds and salts of the invention, as well as methods of using the compounds, salts, and compositions of the invention.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: February 23, 2010
    Assignee: ARYx Therapeutics, Inc.
    Inventors: Pascal Druzgala, Cyrus Becker
  • Publication number: 20090082430
    Abstract: The subject invention provides anticoagulant compounds of formula I: and pharmaceutically acceptable salts thereof, wherein R1, R3, n and Ar are as defined herein. The compounds of the subject invention can be used to treat at-risk populations thereby bringing relief of symptoms, improving the quality of life, preventing acute and long-term complications, reducing mortality and treating accompanying disorders. The invention further comprises pharmaceutical compositions comprising the compounds and salts of the invention, as well as methods of using the compounds, salts, and compositions of the invention.
    Type: Application
    Filed: November 10, 2008
    Publication date: March 26, 2009
    Applicant: ARYx Therapeutics, Inc.
    Inventors: Pascal Druzgala, Cyrus Becker
  • Patent number: 7501436
    Abstract: The subject invention provides useful and novel 5-HT3 antagonists. The subject invention also provides methods for synthesizing the compounds of invention. The invention also provides methods for the treatment of irritable bowel syndrome and other such conditions.
    Type: Grant
    Filed: October 20, 2006
    Date of Patent: March 10, 2009
    Assignee: ARYx Therapeutics, Inc.
    Inventors: Xiaoming Zhang, Jurg R. Pfister, Cyrus Becker, Pascal Druzgala
  • Patent number: 7498449
    Abstract: The invention comprises compounds of Formula 1: wherein, R1 is independently H or halogen; R2 is, for example, H or —R10—NR11R12, and wherein R10 is C1-C6 alkyl, and R11 and R12 are independently H, C1-C4 alkyl, and hydrates, solvates, salts and tautomers thereof. The invention further comprises methods for making the compounds of the invention and methods for making compounds useful in the treatment or prevention of cardiac arrhythmia from the compounds of the invention.
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: March 3, 2009
    Assignee: ARYx Therapeutics
    Inventors: Pascal Druzgala, Jien-Heh J. Tien, Arthur J. Cooper, Cyrus Becker
  • Publication number: 20080255088
    Abstract: The present invention relates to 11-(piperazin-1-yl)dibenzo[b,f][1,4]oxazapine compounds of the formula: where the variables are as defined herein, their salts and pharmaceutically acceptable compositions thereof. Methods of preparing these compounds are also described. These compounds may be used in the treatment of disorders such as schizophrenia, treatment resistant schizophrenia, bipolar disorder, psychotic depression, treatment resistant depression, schizophrenia-associated depression, treatment resistant OCD, autism, senile psychosis, psychotic dementia, L-DOPA induced psychosis, psychogenic polydipsia, psychotic symptoms of neurological disorders, sleep disorders.
    Type: Application
    Filed: March 13, 2008
    Publication date: October 16, 2008
    Inventors: Cyrus Becker, Courtney Rubens, Jason Adams, Monica Palme, Pascal Druzgala
  • Publication number: 20080221204
    Abstract: This invention is drawn to compounds which are more easily metabolized by the metabolic drug detoxification systems. Particularly, warfarin analogs which have been designed to include esters within the structure of the compounds are taught. The invention teaches methods of reducing the toxicity of drugs comprising the introduction of ester groups into drugs during the synthesis of the drug. This invention is also drawn to methods of treating coagulation disorders comprising the administration of compounds which have been designed to be metabolized by serum or intracellular hydrolases and esterases. Pharmaceutical compositions of the ester containing warfarin, analogs are also taught.
    Type: Application
    Filed: May 22, 2008
    Publication date: September 11, 2008
    Inventors: Pascal Druzgala, Xiaoming Zhang, Jurg R. Pfister
  • Patent number: 7384973
    Abstract: The subject invention provides novel HMG-CoA-reductase inhibitors. In a preferred embodiment, the HMG-CoA reductase inhibitors of the subject invention can be deactivated to a primary inactive metabolite by hydrolytic enzymes. Compounds of the present invention can be advantageously used to treat patients suffering hypercholesterolemia.
    Type: Grant
    Filed: September 6, 2005
    Date of Patent: June 10, 2008
    Assignee: ARYx Therapeutics, Inc.
    Inventors: Pascal Druzgala, Xiaoming Zhang, Jurg R. Pfister
  • Publication number: 20080132561
    Abstract: The subject invention provides novel HMG-CoA-reductase inhibitors. In a preferred embodiment, the HMG-CoA reductase inhibitors of the subject invention can be deactivated to a primary inactive metabolite by hydrolytic enzymes. Compounds of the present invention can be advantageously used to treat patients suffering hypercholesterolemia.
    Type: Application
    Filed: February 7, 2008
    Publication date: June 5, 2008
    Applicant: ARYx Therapeutics, Inc.
    Inventors: Pascal Druzgala, Xiaoming Zhang, Jurg R. Pfister
  • Patent number: 7381735
    Abstract: The subject invention concerns analogs of fentanyl opioids. The subject invention also concerns methods for synthesizing the compounds of the invention. The invention also concerns methods for treating pain in a patient by administering a compound of the invention to a person in need of such treatment.
    Type: Grant
    Filed: October 24, 2005
    Date of Patent: June 3, 2008
    Assignee: Aryx Therapeutics
    Inventor: Pascal Druzgala
  • Publication number: 20080114059
    Abstract: The subject invention provides novel compounds for treatment of cardiac arrhythmia and methods of use.
    Type: Application
    Filed: November 7, 2007
    Publication date: May 15, 2008
    Inventor: Pascal Druzgala
  • Patent number: 7351842
    Abstract: The subject invention provides novel compounds for treatment of cardiac arrhythmia and methods of use.
    Type: Grant
    Filed: June 12, 2006
    Date of Patent: April 1, 2008
    Assignee: ARYx Therapeutics, Inc.
    Inventor: Pascal Druzgala
  • Publication number: 20080027132
    Abstract: The subject invention provides anticoagulant compounds of formula I: and pharmaceutically acceptable salts thereof, wherein R1, R3, n and Ar are as defined herein. The compounds of the subject invention can be used to treat at-risk populations thereby bringing relief of symptoms, improving the quality of life, preventing acute and long-term complications, reducing mortality and treating accompanying disorders. The invention further comprises pharmaceutical compositions comprising the compounds and salts of the invention, as well as methods of using the compounds, salts, and compositions of the invention.
    Type: Application
    Filed: July 16, 2007
    Publication date: January 31, 2008
    Applicant: ARYx Therapeutics
    Inventors: Pascal Druzgala, Cyrus Becker
  • Patent number: 7285671
    Abstract: The subject invention provides anticoagulant compounds of formula I: and pharmaceutically acceptable salts thereof, wherein R1, R3, n and Ar are as defined herein. The compounds of the subject invention can be used to treat at-risk populations thereby bringing relief of symptoms, improving the quality of life, preventing acute and long-term complications, reducing mortality and treating accompanying disorders. The invention further comprises pharmaceutical compositions comprising the compounds and salts of the invention, as well as methods of using the compounds, salts, and compositions of the invention.
    Type: Grant
    Filed: August 28, 2006
    Date of Patent: October 23, 2007
    Assignee: ARYx Therapeutics
    Inventors: Pascal Druzgala, Cyrus Becker
  • Patent number: 7282509
    Abstract: The subject invention provides stereoisomeric compounds of formula (X): wherein the variables are as defined herein, and compositions for the safe and effective treatment of various gastrointestinal disorders including, but not limited to, gastroparesis, gastroesophageal reflux and related conditions. The compounds of the subject invention are also useful in treating a variety of conditions involving the central nervous system.
    Type: Grant
    Filed: March 23, 2005
    Date of Patent: October 16, 2007
    Assignee: Aryx Therapeutics
    Inventors: Ian Irwin, Monica Palme, Cyrus Becker, Courtney Rubens, Pascal Druzgala
  • Patent number: 7265142
    Abstract: The subject invention provides useful and novel calcium channel blockers based upon mibefradil. The subject invention also provides methods for synthesizing the compounds of the invention. The invention also provides methods for the control or prevention of hypertension, angina pectoris, ischemia, arrhythmias, and cardiac insufficiency in a patient by administering a compound, or composition, of the invention to an individual in need of such treatment.
    Type: Grant
    Filed: August 18, 2003
    Date of Patent: September 4, 2007
    Assignee: ARYx Therapeutics
    Inventors: Pascal Druzgala, Peter G. Milner, Jürg Pfister, Xiaoming Zhang
  • Publication number: 20070197580
    Abstract: The subject invention provides useful and novel 5-HT3 antagonists. The subject invention also provides methods for synthesizing the compounds of invention. The invention also provides methods for the treatment of irritable bowel syndrome and other such conditions.
    Type: Application
    Filed: October 20, 2006
    Publication date: August 23, 2007
    Inventors: Xiaoming Zhang, Jurg Pfister, Cyrus Becker, Pascal Druzgala
  • Patent number: 7256191
    Abstract: The subject invention provides compounds which are easily metabolized by the metabolic drug detoxification systems. Particularly, fluvoxamine analogs which have been designed to include esters within the structure of the compounds are taught. Also provided are methods of treating depression and affective disorders, such as obsessive compulsive disorder. Pharmaceutical compositions of the fluvoxamine analogs are also taught.
    Type: Grant
    Filed: August 31, 2004
    Date of Patent: August 14, 2007
    Assignee: Aryx Therapeutics
    Inventor: Pascal Druzgala
  • Patent number: 7253208
    Abstract: The subject invention provides anticoagulant compounds of formula I: and pharmaceutically acceptable salts thereof, wherein R1, R3, n and Ar are as defined herein. The compounds of the subject invention can be used to treat at-risk populations thereby bringing relief of symptoms, improving the quality of life, preventing acute and long-term complications, reducing mortality and treating accompanying disorders. The invention further comprises pharmaceutical compositions comprising the compounds and salts of the invention, as well as methods of using the compounds, salts, and compositions of the invention.
    Type: Grant
    Filed: April 8, 2005
    Date of Patent: August 7, 2007
    Assignee: Aryx Therapeutics
    Inventors: Pascal Druzgala, Cyrus Becker
  • Publication number: 20070129429
    Abstract: This invention is drawn to compounds which are more easily metabolized by the metabolic drug detoxification systems. Particularly, warfarin analogs which have been designed to include esters within the structure of the compounds are taught. The invention teaches methods of reducing the toxicity of drugs comprising the introduction of ester groups into drugs during the synthesis of the drug. This invention is also drawn to methods of treating coagulation disorders comprising the administration of compounds which have been designed to be metabolized by serum or intracellular hydrolases and esterases. Pharmaceutical compositions of the ester containing warfarin, analogs are also taught.
    Type: Application
    Filed: October 20, 2006
    Publication date: June 7, 2007
    Inventors: Pascal Druzgala, Xiaoming Zhang, Jurg Pfister
  • Publication number: 20070060640
    Abstract: The invention comprises compounds of Formula 1: wherein, R1 is independently H or halogen; R2 is, for example, H or —R10—NR11R12, and wherein R10 is C1-C6 alkyl, and R11 and R12 are independently H, C1-C4 alkyl, and hydrates, solvates, salts and tautomers thereof. The invention further comprises methods for making the compounds of the invention and methods for making compounds useful in the treatment or prevention of cardiac arrhythmia from the compounds of the invention.
    Type: Application
    Filed: July 14, 2006
    Publication date: March 15, 2007
    Applicant: ARYX THERAPEUTICS
    Inventors: Pascal Druzgala, Jien-Heh Tien, Arthur Cooper, Cyrus Becker