Patents by Inventor Sergey Borisovich Zotchev

Sergey Borisovich Zotchev 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).

  • COMPOUNDS
    Publication number: 20140031534
    Abstract: The present invention provides a compound which is a nystatin derivative having an additional double bond present between C28 and C29 and which is further modified relative to nystatin at one or more of positions C5, C7, C9, C10, C11, C16 or at the amino group of mycosamine.
    Type: Application
    Filed: March 8, 2013
    Publication date: January 30, 2014
    Applicant: BIOSERGEN AS
    Inventors: Sergey Borisovich ZOTCHEV, Sven Even Finn BORGOS, Trygve BRAUTASET, Trond Erling ELLINGSEN, Evgenia Nikolaevna OLSUFYEVA, Maria Nikolaevna PREOBRAZHENSKAYA, Havard SLETTA
  • Compound which is a nystatin derivative
    Patent number: 8415312
    Abstract: The present invention relates to compounds which are nystatin derivatives and are anti-fungal agents.
    Type: Grant
    Filed: June 30, 2008
    Date of Patent: April 9, 2013
    Assignee: Biosergen AS
    Inventors: Sergey Borisovich Zotchev, Sven Even Finn Borgos, Trygve Brautaset, Trond Erling Ellingsen, Evgenia Nikolaevna Olsufyeva, Maria Nikolaevna Preobrazhenskaya, Havard Sletta
  • Genes encoding a nystatin polyketide synthase and their manipulation and utility
    Patent number: 7851183
    Abstract: The invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 35; or (b) a nucleotide sequence which is the complement of SEQ ID No. 35; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 35; or (d) a nucleotide sequence hybridising under conditions of high stringency to SEQ ID No. 35, to the complement of SEQ ID No. 35, or to a hybridisation probe derived from SEQ ID No. 35 or the complement thereof; or (e) a nucleotide sequence having at least 80% sequence identity with SEQ ID No. 35; or (f) a nucleotide sequence having at least 65% sequence identity with SEQ ID No. 35 wherein said sequence preferably encodes or is complementary to a sequence encoding a nystatin PKS enzyme or a part thereof.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: December 14, 2010
    Assignee: Sinvent AS
    Inventors: Sergey Borisovich Zotchev, Olga Nikolayivna Sekurova, Espen Fjærvik, Trygve Brautaset, Arne Reidar Strøm, Svein Valla, Trond Erling Ellingsen, Håvard Sletta, Ole-Martin Gulliksen
  • COMPOUNDS
    Publication number: 20100286077
    Abstract: The present invention provides a compound of formula (I?) which is a nystatin derivative having an additional double bond present between C28 and C29 and which is further modified relative to nystatin at one or more of positions C5, C7, C9, C10, C11, C16 or at the amino group of mycosamine. These compounds are used as anti-fungal agents.
    Type: Application
    Filed: June 30, 2008
    Publication date: November 11, 2010
    Inventors: Sergey Borisovich Zotchev, Sven Even Finn Borgos, Trygve Brautaset, Trond Erling Ellingsen, Evgenia Nikolaevna Olsufyeva, Maria Nikolaevna Preobrazhenskaya, Havard Sletta
  • Novel Genes Encoding a Nystatin Polyketide Synthase and Their Manipulation and Utility
    Publication number: 20100216870
    Abstract: The invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 35; or (b) a nucleotide sequence which is the complement of SEQ ID No. 35; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 35; or (d) a nucleotide sequence hybridising under conditions of high stringency to SEQ ID No. 35, to the complement of SEQ ID No. 35, or to a hybridisation probe derived from SEQ ID No. 35 or the complement thereof; or (e) a nucleotide sequence having at least 80% sequence identity with SEQ ID No. 35; or (f) a nucleotide sequence having at least 65% sequence identity with SEQ ID No. 35 wherein said sequence preferably encodes or is complementary to a sequence encoding a nystatin PKS enzyme or a part thereof.
    Type: Application
    Filed: March 29, 2010
    Publication date: August 26, 2010
    Applicant: SINVENT AS
    Inventors: Sergey Borisovich Zotchev, Olga Nikolayivna Sekurova, Espen Fjaervik, Trygve Brautaset, Arne Reidar Strom, Svein Valla, Trond Erling Ellingsen, Håvard Sletta, Ole-Martin Gulliksen
  • Genes encoding a nystatin polyketide synthase and their manipulation and utility
    Patent number: 7709231
    Abstract: The invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 35; or (b) a nucleotide sequence which is the complement of SEQ ID No. 35; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 35; or (d) a nucleotide sequence hybridising under conditions of high stringency to SEQ ID No. 35, to the complement of SEQ ID No. 35, or to a hybridisation probe derived from SEQ ID No. 35 or the complement thereof; or (e) a nucleotide sequence having at least 80% sequence identity with SEQ ID No. 35; or (f) a nucleotide sequence having at least 65% sequence identity with SEQ ID No. 35 wherein said sequence preferably encodes or is complementary to a sequence encoding a nystatin PKS enzyme or a part thereof.
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: May 4, 2010
    Assignee: Sinvent AS
    Inventors: Sergey Borisovich Zotchev, Olga Nikolayivna Sekurova, Espen Fjærvik, Trygve Brautaset, Arne Reidar Strøm, Svein Valla, Trond Erling Ellingsen, Håvard Sletta, Ole-Martin Gulliksen
  • Novel genes encoding a nystatin polyketide synthase and their manipulation and utility
    Publication number: 20080119541
    Abstract: The invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 35; or (b) a nucleotide sequence which is the complement of SEQ ID No. 35; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 35; or (d) a nucleotide sequence hybridising under conditions of high stringency to SEQ ID No. 35, to the complement of SEQ ID No. 35, or to a hybridisation probe derived from SEQ ID No. 35 or the complement thereof; or (e) a nucleotide sequence having at least 80% sequence identity with SEQ ID No. 35; or (f) a nucleotide sequence having at least 65% sequence identity with SEQ ID No. 35 wherein said sequence preferably encodes or is complementary to a sequence encoding a nystatin PKS enzyme or a part thereof.
    Type: Application
    Filed: September 11, 2006
    Publication date: May 22, 2008
    Applicant: Sinvent AS
    Inventors: Sergey Borisovich Zotchev, Olga Nikolayivna Sekurova, Espen Fjaervik, Trygve Brautaset, Arne Reidar Strom, Svein Valla, Trond Erling Ellingsen, Havard Sletta, Ole-Martin Gulliksen
  • Genes encoding a nystatin polyketide synthase and their manipulation and utility
    Patent number: 7141660
    Abstract: The invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 35; or (b) a nucleotide sequence which is the complement of SEQ ID No. 35; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 35; or (d) a nucleotide sequence hybridising under conditions of high stringency to SEQ ID No. 35, to the complement of SEQ ID No. 35, or to a hybridisation probe derived from SEQ ID No. 35 or the complement thereof; or (e) a nucleotide sequence having at least 80% sequence identity with SEQ ID No. 35; or (f) a nucleotide sequence having at least 65% sequence identity with SEQ ID No. 35 wherein said sequence preferably encodes or is complementary to a sequence encoding a nystatin PKS enzyme or a part thereof.
    Type: Grant
    Filed: February 8, 2001
    Date of Patent: November 28, 2006
    Assignee: Sinvent AS
    Inventors: Sergey Borisovich Zotchev, Olga Nikolayivna Sekurova, Espen Fjaervik, Trygve Brautaset, Arne Reidar Strøm, Svein Valla, Trond Erling Ellingsen, Hävard Sletta, Ole-Martin Gulliksen
  • Novel genes encoding a nystatin polyketide synthase and their manipulation and utility
    Publication number: 20040115762
    Abstract: The invention provides a nucleic acid molecule comprising: (a) a nucleotide sequence as shown in SEQ ID No. 35; or (b) a nucleotide sequence which is the complement of SEQ ID No. 35; or (c) a nucleotide sequence which is degenerate with SEQ ID No. 35; or (d) a nucleotide sequence hybridising under conditions of high stringency to SEQ ID No. 35, to the complement of SEQ ID No. 35, or to a hybridisation probe derived from SEQ ID No. 35 or the complement thereof; or (e) a nucleotide sequence having at least 80% sequence identity with SEQ ID No. 35; or (f) a nucleotide sequence having at least 65% sequence identity with SEQ ID No. 35 wherein said sequence preferably encodes or is complementary to a sequence encoding a nystatin PKS enzyme or a part thereof.
    Type: Application
    Filed: February 7, 2003
    Publication date: June 17, 2004
    Inventors: Sergey Borisovich Zotchev, Olga Nikolayivna Sekurova, Espen Fjaervik, Trygve Brautaset, Arne Reidar Strom, Svein Valla, Trond Erling Ellingsen, Havard Sletta, Ole-Martin Gulliksen