Patents by Inventor Bernhard Riss

Bernhard Riss 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: 9802887
    Abstract: The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a ?-amino-?-biphenyl-?-methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: October 31, 2017
    Assignee: Novartis AG
    Inventors: David Hook, Bernhard Riss, Jianguang Zhou, Yunzhong Li, Erhard Bappert
  • Publication number: 20150274650
    Abstract: The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a ?-amino-?-biphenyl-?-methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Application
    Filed: June 15, 2015
    Publication date: October 1, 2015
    Inventors: David Hook, Bernhard Riss, Jianguang Zhou, Yunzhong Li, Erhard Bappert
  • Patent number: 9085529
    Abstract: The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a -amino- -biphenyl- -methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: July 21, 2015
    Assignee: Novartis AG
    Inventors: David Hook, Bernhard Riss, Jianguang Zhou, Yunzhong Li, Erhard Bappert
  • Patent number: 8716495
    Abstract: The present invention relates to pyrrolidin-2-ones according to the formula (1), or salts thereof, wherein R1 is hydrogen or a nitrogen protecting group, methods for their preparation and their use in the preparation of NEP-inhibitors, particularly in the preparation of N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: May 6, 2014
    Assignee: Novartis AG
    Inventors: David Hook, Thomas Ruch, Bernhard Riss, Bernhard Wietfeld, Gottfried Sedelmeier, Matthias Napp, Markus Bänziger, Steven Hawker, Lech Ciszewski, Liladhar M Waykole
  • Patent number: 8580974
    Abstract: The invention relates to a new process for producing NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a ?-amino-?-biphenyl-?-methylalkanoic acid, or acid ester, backbone. In detail, the new processes, according to the present invention, are ultimately related to the synthesis of intermediates to prepare the above NEP inhibitors, namely compounds according to formula (1), or salt thereof, wherein R1 and R2 are, independently of each other, hydrogen or a nitrogen protecting group, and R3 is a carboxyl group or an ester group, preferably carboxyl group or alkyl ester.
    Type: Grant
    Filed: January 16, 2009
    Date of Patent: November 12, 2013
    Assignee: Novartis AG
    Inventors: David Hook, Bernhard Riss, Daniel Kaufmann, Matthias Napp, Erhard Bappert, Philippe Polleux, Jonathan Medlock, Antonio Zanotti-Gerosa
  • Publication number: 20130158275
    Abstract: The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising -amino- -biphenyl- -methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Application
    Filed: August 22, 2011
    Publication date: June 20, 2013
    Applicant: NOVARTIS AG
    Inventors: David Hook, Bernhard Riss, Jianguang Zhou, Yunzhong Li, Erhard Bappert
  • Patent number: 8461385
    Abstract: The present invention relates to a method of preparing N-substituted salicylamides or derivatives thereof, and their salts, hydrates and solvates. In particular, the present invention relates to a method of preparing N-(5-chlorosalicyloyl)-8-aminocaprylic acid (5-CNAC) and its corresponding disodium monohydrate.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: June 11, 2013
    Assignee: Novartis AG
    Inventors: Bernhard Riss, Ulrich Meier
  • Patent number: 8258128
    Abstract: The present invention relates to novel aza-thia-benzoazulene derivatives of formula I as defined in the claims, their preparation, the use of these novel compounds for the preparation of pharmaceutical compositions, the use of these novel compounds and compositions for managing arthritis and arthritis-related conditions as well as in the treatment of pain in animals and humans. More particularly, the present invention relates to pharmaceutical, preferably veterinary compositions and methods for reducing inflammation and pain associated with acute inflammation of body parts, particularly joints, due to injury or due to arthritic conditions or other disease conditions.
    Type: Grant
    Filed: February 21, 2007
    Date of Patent: September 4, 2012
    Assignee: Novartis AG
    Inventors: Pietro Bollinger, Mahavir Prashad, Bernhard Riss, Janet Dawson King, Peter C. Hiestand, Yugang Liu, Jonathan King, Vincent Schmid, Friedrich Schuerch
  • Publication number: 20120142916
    Abstract: The present invention relates to pyrrolidin-2-ones according to the formula (1), or salts thereof, wherein R1 is hydrogen or a nitrogen protecting group, methods for their preparation and their use in the preparation of NEP-inhibitors, particularly in the preparation of N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Application
    Filed: December 21, 2011
    Publication date: June 7, 2012
    Inventors: David Hook, Thomas Ruch, Bernhard Riss, Bernhard Wietfeld, Gottfried Sedelmeier, Matthias Napp, Markus Bänziger, Steven Hawker, Lech Ciszewski, Liladhar Murtidhar Waykole
  • Patent number: 8115016
    Abstract: The present invention relates to pyrrolidin-2-ones according to the formula (1), or salts thereof, wherein R1 is hydrogen or a nitrogen protecting group, methods for their preparation and their use in the preparation of NEP-inhibitors, particularly in the preparation of N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Grant
    Filed: January 10, 2008
    Date of Patent: February 14, 2012
    Assignee: Novartis AG
    Inventors: David Hook, Thomas Ruch, Bernhard Riss, Bernhard Wietfeld, Gottfried Sedelmeier, Matthias Napp, Markus Bänziger, Steven Hawker, Lech Ciszewski, Liladhar M Waykole
  • Patent number: 8013184
    Abstract: The present invention relates to a method of preparing N-substituted salicylamides or derivatives thereof and their derivatives, e.g. their salts. In particular, the present invention relates to a method of preparing (N-(5-chlorosalicyloyl)-8-aminocaprylic acid (5-CNAC) and its corresponding disodium monohydrate.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: September 6, 2011
    Assignee: Novartis AG
    Inventor: Bernhard Riss
  • Publication number: 20110046397
    Abstract: The invention relates to a new process for producing NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a ?-amino-?-biphenyl-?-methylalkanoic acid, or acid ester, backbone. In detail, the new processes, according to the present invention, are ultimately related to the synthesis of intermediates to prepare the above NEP inhibitors, namely compounds according to formula (1), or salt thereof, wherein R1 and R2 are, independently of each other, hydrogen or a nitrogen protecting group, and R3 is a carboxyl group or an ester group, preferably carboxyl group or alkyl ester.
    Type: Application
    Filed: January 16, 2009
    Publication date: February 24, 2011
    Inventors: David Hook, Bernhard Riss, Daniel Kaufmann, Matthias Napp, Erhard Bappert, Phillippe Polleux, Jonathan Medlock, Antonio Zanotti-Gerosa
  • Publication number: 20100113801
    Abstract: The present invention relates to pyrrolidin-2-ones according to the formula (1), or salts thereof, wherein R1 is hydrogen or a nitrogen protecting group, methods for their preparation and their use in the preparation of NEP-inhibitors, particularly in the preparation of N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.
    Type: Application
    Filed: January 10, 2008
    Publication date: May 6, 2010
    Inventors: David Hook, Thomas Ruch, Bernhard Riss, Bernhard Wietfeld, Gottfried Sedelmeier, Matthias Napp, Markus Bänziger, Steven Hawker, Lech Ciszewski, Liladhar M. Waykole
  • Publication number: 20090253811
    Abstract: The present invention relates to a method of preparing N-substituted salicylamides or derivatives thereof, and their salts, hydrates and solvates. In particular, the present invention relates to a method of preparing N-(5-chlorosalicyloyl)-8-aminocaprylic acid (5-CNAC) and its corresponding disodium monohydrate.
    Type: Application
    Filed: December 14, 2005
    Publication date: October 8, 2009
    Inventors: Bernhard Riss, Ulrich Meier
  • Publication number: 20090234010
    Abstract: The present invention relates to a method of preparing N-substituted salicylamides or derivatives thereof and their derivatives, e.g. their salts. In particular, the present invention relates to a method of preparing (N-(5-chlorosalicyloyl)-8-aminocaprylic acid (5-CNAC) and its corresponding disodium monohydrate.
    Type: Application
    Filed: December 14, 2005
    Publication date: September 17, 2009
    Inventor: Bernhard Riss
  • Publication number: 20090131408
    Abstract: The present invention relates to novel aza-thia-benzoazulene derivatives of formula I as defined in the claims, their preparation, the use of these novel compounds for the preparation of pharmaceutical compositions, the use of these novel compounds and compositions for managing arthritis and arthritis-related conditions as well as in the treatment of pain in animals and humans. More particularly, the present invention relates to pharmaceutical, preferably veterinary compositions and methods for reducing inflammation and pain associated with acute inflammation of body parts, particularly joints, due to injury or due to arthritic conditions or other disease conditions.
    Type: Application
    Filed: February 21, 2007
    Publication date: May 21, 2009
    Inventors: Pietro Bollinger, Mahavir Prashad, Bernhard Riss, Janet Dawson King, Peter C. Hiestand, Yugang Liu, Jonathan King, Vincent Schmid, Friedrich Schuerch
  • Publication number: 20080182873
    Abstract: The invention relates to a process for the manufacture of a compound of formula or a salt, especially a pharmaceutically acceptable salt with a base, thereof or a lactone thereof wherein the element represents —CH2—CH2— or —CH?CH— and R represents a cyclic residue.
    Type: Application
    Filed: March 24, 2008
    Publication date: July 31, 2008
    Inventors: Murat Acemoglu, Bernhard Riss
  • Patent number: 7371865
    Abstract: The invention relates to a process for the manufacture of a compound of formula or a salt, especially a pharmaceutically acceptable salt with a base, thereof or a lactone thereof wherein the element represents —CH2—CH2— or —CH?CH— and R represents a cyclic residue.
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: May 13, 2008
    Assignee: Novartis Pharmaceuticals Corporation
    Inventors: Murat Acemoglu, Bernhard Riss
  • Publication number: 20050070605
    Abstract: The invention relates to a process for the manufacture of a compound of formula or a salt, especially a pharmaceutically acceptable salt with a base, thereof or a lactone thereof wherein the element represents —CH2—CH2— or —CH?CH— and R represents a cyclic residue.
    Type: Application
    Filed: January 30, 2003
    Publication date: March 31, 2005
    Inventors: Murat Acemoglu, Bernhard Riss