Patents by Inventor Paul Begovac

Paul Begovac 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).

  • Immobilised biological entities
    Patent number: 11497838
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: November 15, 2022
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • IMMOBILISED BIOLOGICAL ENTITIES
    Publication number: 20200324027
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Application
    Filed: June 26, 2020
    Publication date: October 15, 2020
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • Immobilised biological entities
    Patent number: 10736999
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: August 11, 2020
    Assignee: W.L Gore & Associates, Inc.
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • IMMOBILISED BIOLOGICAL ENTITIES
    Publication number: 20170368237
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Application
    Filed: August 23, 2017
    Publication date: December 28, 2017
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • Immobilised biological entities
    Patent number: 9764068
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: September 19, 2017
    Assignee: W.L. Gore and Associates Inc.
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • IMMOBILISED BIOLOGICAL ENTITIES
    Publication number: 20160310646
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Application
    Filed: July 7, 2016
    Publication date: October 27, 2016
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • Immobilised biological entities
    Patent number: 9408950
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Grant
    Filed: July 2, 2015
    Date of Patent: August 9, 2016
    Assignee: W.L. Gore & Associates, Inc.
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • IMMOBILISED BIOLOGICAL ENTITIES
    Publication number: 20150367040
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Application
    Filed: July 2, 2015
    Publication date: December 24, 2015
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • Immobilised biological entities
    Patent number: 9101696
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Grant
    Filed: March 9, 2012
    Date of Patent: August 11, 2015
    Assignee: W.L. Gore & Associates, Inc.
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • IMMOBILISED BIOLOGICAL ENTITIES
    Publication number: 20120231043
    Abstract: There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii) a ratio of total molecular weight to core moiety molecular weight of at least 80:1 and (iv) functional end groups, whereby one or more of said functional end groups have an anti-coagulant entity covalently attached thereto.
    Type: Application
    Filed: March 9, 2012
    Publication date: September 13, 2012
    Inventors: Karin Leontein, Per Antoni, Daniel Nyström, Paul Begovac, Krzysztof Pietrzak
  • Bioabsorbable self-expanding endolumenal devices
    Publication number: 20060025852
    Abstract: The present invention is directed to bioabsorbable self-expanding medical devices for use inside or outside body conduits that self-expand at, or below, normal human body temperature without requisite for a polymeric thermal transition
    Type: Application
    Filed: August 2, 2004
    Publication date: February 2, 2006
    Inventors: Joseph Armstrong, Paul Begovac, Robert Cleek, Edward Cully, Charles Flynn, Byron Hayes, Ryan Peterson, Michael Vonesh, Charles White