Patents by Inventor Nikolay Khanzhin

Nikolay Khanzhin 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).

  • Publication number: 20190031698
    Abstract: The present invention relates to a method for separating sialylated oligosaccharides from a fermentation broth in which they are produced by a genetically modified microorganism The separation comprises the steps of: i) ultrafiltration; ii) nano-filtration; iii) optionally, activated charcoal treatment; and iv) treatment with strong anion and/or cation exchange resin.
    Type: Application
    Filed: March 7, 2017
    Publication date: January 31, 2019
    Inventors: Martin MATWIEJUK, Nikolay KHANZHIN, Pierre CHASSAGNE, Markus Jondelius HEDEROS
  • Patent number: 10005807
    Abstract: An achemo-enzymatic synthesis of oligosaccharides of formula 1 is presented wherein R is selected from —OH, —N 3 and —OR 6 wherein R 6 is selected from allyl optionally substituted by one or more methyl, propargyl optionally substituted by one or more methyl, 2-trimethylsilyl-ethyl, —(CH 2) n —NH 2 and —(CH 2) n —N 3 wherein integer n is to 10, preferably 2 or 3, R is selected from sialyl moiety, —SO 3 H and —CH(R)—COOH wherein R is selected from H, alkyl and benzyl, R 2 is selected from H and fucosyl, R 3 is selected from H and sialyl, R 4 is selected from H and fucosyl, provided that at least one of R 3 and R 4 is H, and A is a divalent carbohydrate linker, having important biological activities and significant commercial value for the pharmaceutical and food industry.
    Type: Grant
    Filed: April 11, 2014
    Date of Patent: June 26, 2018
    Assignee: GLYCOM A/S
    Inventors: Pierre Chassagne, Nikolay Khanzhin, Markus Jondelius Hederos, Elise Champion, Martin Matwiejuk, Gyula Dekany
  • Publication number: 20180118855
    Abstract: Crystalline pLNnH, useful in a pharmaceutical or nutritional composition, is disclosed.
    Type: Application
    Filed: October 31, 2017
    Publication date: May 3, 2018
    Inventors: Pierre CHASSAGNE, Nikolay KHANZHIN, Agnese MAGGI
  • Publication number: 20160075729
    Abstract: An achemo-enzymatic synthesis of oligosaccharides of formula 1 is presented wherein R is selected from —OH, —N3 and —OR6 wherein R6 is selected from allyl optionally substituted by one or more methyl, propargyl optionally substituted by one or more methyl, 2-trimethylsilyl-ethyl, —(CH2)n—NH2 and —(CH2)n—N3 wherein integer n is to 10, preferably 2 or 3, R is selected from sialyl moiety, —SO3H and —CH(R)—COOH wherein R is selected from H, alkyl and benzyl, R2 is selected from H and fucosyl, R3 is selected from H and sialyl, R4 is selected from H and fucosyl, provided that at least one of R3 and R4 is H, and A is a divalent carbohydrate linker, having important biological activities and significant commercial value for the pharmaceutical and food industry.
    Type: Application
    Filed: April 11, 2014
    Publication date: March 17, 2016
    Applicant: GLYCOM A/S
    Inventors: Pierre CHASSAGNE, Nikolay KHANZHIN, Markus HEDEROS, Elise CHAMPION, Martin MATWIEJUK, Gyula DEKANY
  • Publication number: 20150320780
    Abstract: A method to form a mixture containing at least one of 2?-FL (2?-O-fucosyllactose, Fuc(?1-2)Gal(?1-4)Glc) and 3-FL (3-O-fucosyllactose, Gal(?1-4)[Fuc(?1-3)]Glc) characterized in that DFL (difucosyl-lactose, Fuc(?1-2)Gal(?1-4)[Fuc(?1-3)]Glc) is subjected to partial hydrolysis, e.g. enzymatic hydrolysis or acid hydrolysis.
    Type: Application
    Filed: December 13, 2013
    Publication date: November 12, 2015
    Inventors: Elise Champion, Gyula Dekany, Nikolay Khanzhin, Pierre Chassagne, Györgyi Osztrovszky
  • Publication number: 20140235848
    Abstract: A method that can be used to make a precursor of L-fucose from D-glucose that includes the steps of a) making a compound of formula (1) from D-glucose, formula (1) wherein R1 is acyloxy, and Q is a group (a), (b), (c) or (d), formula (a), (b), (c) or (d) or wherein R1 is OH, and Q is a group (e), (f) or (g); formula (e), (f) or (g) wherein R2 is acyloxy and R3 is a sulphonyl leaving group; and b) producing 6-deoxy-L-talose from the compound of formula (1) formed in step a), wherein the moiety is a highly lipophilic protecting group; compounds according to formula (1), and use of a compound according to formula (1) are provided.
    Type: Application
    Filed: September 28, 2012
    Publication date: August 21, 2014
    Applicant: Glycom A/S
    Inventors: Julien BOUTET, Nikolay KHANZHIN, Filippo BONACCORSI, Gyula DEKANY
  • Publication number: 20140235850
    Abstract: The invention relates to a method for making precursors of HMO core structures comprising a step of reacting an N-acetyllactosamine or lacto-N-biose derivative donor with a lactose or N-acetyllactosamine derivative acceptor, wherein the donor is an oxazoline donor.
    Type: Application
    Filed: October 1, 2012
    Publication date: August 21, 2014
    Inventors: Imre Kovács, István Bajza, Markus Hederos, Gyula Dekany, Sándor Demkó, Nikolay Khanzhin
  • Publication number: 20140235840
    Abstract: A process for converting D-glucose into L-fucose, where a first aspect of the disclosure relates to a method of making a compound of formula (1) wherein R is independently H, alkyl or phenyl or, preferably, wherein the two germinal R groups together with the carbon atom to which they are attached form a C3-s cycloalkylidene group, including the step of treating a compound of formula (2) wherein R is defined above and R1 is a sulphonate leaving group, with a reducing complex metal hydride and, preferably, a base to form the compound of formula (1); a compound of formula (13).
    Type: Application
    Filed: September 28, 2012
    Publication date: August 21, 2014
    Inventors: Nikolay Khanzhin, Julien Boutet, Filippo Bonaccorsi, Gyula Dekany
  • Publication number: 20130190499
    Abstract: The invention relates to compounds useful in therapy, in particular in the treatment of psychosis, to compositions comprising said compounds, and to methods of treating diseases comprising the administration of said compounds.
    Type: Application
    Filed: March 11, 2011
    Publication date: July 25, 2013
    Applicant: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Klaus Bæk Simonsen, Søren Møller Nielsen, Karsten Juhl
  • Patent number: 8420667
    Abstract: Isoquinolone derivatives of the general formula Ik? are provided. The compounds are NK3 antagonists and useful for the treatment of e.g. psychosis and schizophrenia.
    Type: Grant
    Filed: April 22, 2009
    Date of Patent: April 16, 2013
    Assignee: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Karsten Juhl, Soren Moller Nielsen, Klaus Baek Simonsen
  • Patent number: 8415356
    Abstract: Isoquinolone derivatives of the general formula I are provided. The compounds are NK3 antagonists and useful for the treatment of e.g. psychosis and schizophrenia.
    Type: Grant
    Filed: June 19, 2009
    Date of Patent: April 9, 2013
    Assignee: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Karsten Juhl, Søren Møller Nielsen, Klaus Bæk Simonsen
  • Patent number: 8415373
    Abstract: Isoquinolone derivatives of the general formula (I) are NK3 antagonists.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: April 9, 2013
    Assignee: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Karsten Juhl, Soren Moller Nielsen, Klaus Baek Simonsen
  • Patent number: 8299071
    Abstract: The present invention relates to pyridine derivatives of the general formula (I) and their use as openers of the KCNQ family potassium ion channels for the treatment of CNS disorders.
    Type: Grant
    Filed: September 14, 2010
    Date of Patent: October 30, 2012
    Assignee: H. Lundbeck A/S
    Inventors: Christian Wenzel Tornoe, Nikolay Khanzhin, Mario Rottlander, William Patrick Watson, Daniel Rodriguez Greve
  • Patent number: 8299075
    Abstract: The present invention relates to morpholine and thiomorpholine derivatives of the general formula I or pharmaceutically acceptable salts thereof and their use.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: October 30, 2012
    Assignee: H. Lundbeck A/S
    Inventors: Christian Wenzel Tornoe, Mario Rottlander, Nikolay Khanzhin, William Patrick Watson, Andreas Ritzen
  • Patent number: 8242134
    Abstract: The invention relates to compounds useful in therapy, in particular in the treatment of psychosis, to compositions comprising said compounds, and to methods of treating diseases comprising the administration of said compounds.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: August 14, 2012
    Assignee: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Karsten Juhl, Soren Moller Nielsen, Klaus Baek Simonsen
  • Patent number: 8207347
    Abstract: The present invention relates to compounds useful in therapy, in particular in the treatment of psychosis, to compositions comprising said compounds, and to methods of treating diseases comprising the administration of said compounds.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: June 26, 2012
    Assignee: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Søren Møller Nielsen, Karsten Juhl, Lars Kyhn Rasmussen
  • Patent number: 8173639
    Abstract: Isoquinolone derivatives of the general formula are provided. The compounds are NK3 antagonists and useful for the treatment of e.g. psychosis and schizophrenia.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: May 8, 2012
    Assignee: H. Lundbeck A/S
    Inventors: Klaus Baek Simonsen, Jan Kehler, Karsten Juhl, Nikolay Khanzhin, Soren Moller Nielsen
  • Publication number: 20110294787
    Abstract: The present invention relates to morpholine and thiomorpholine derivatives of the general formula I or pharmaceutically acceptable salts thereof and their use.
    Type: Application
    Filed: July 28, 2011
    Publication date: December 1, 2011
    Applicant: H. Lundbeck A/S
    Inventors: Christian Wenzel Tornøe, Mario Rottländer, Nikolay Khanzhin, Andreas Ritzèn, William Patrick Watson
  • Publication number: 20110288120
    Abstract: Isoquinolone derivatives of the general formula (I) are NK3 antagonists.
    Type: Application
    Filed: October 16, 2009
    Publication date: November 24, 2011
    Applicant: H. Lundbeck A/S
    Inventors: Nikolay Khanzhin, Karsten Juhl, Soren Moller Nielsen, Klaus Baek Simonsen
  • Publication number: 20110224247
    Abstract: The invention relates to compounds useful in therapy, in particular in the treatment of psychosis, to compositions comprising said compounds, and to methods of treating diseases comprising the administration of said compounds.
    Type: Application
    Filed: March 11, 2011
    Publication date: September 15, 2011
    Applicant: H. LUNDBECK A/S
    Inventors: Nikolay Khanzhin, Klaus Bæk Simonsen, Søren Møller Nielsen, Karsten Juhl