Patents by Inventor Ankur S. Kulshrestha

Ankur S. Kulshrestha 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: 11324861
    Abstract: Syringe plunger rods comprising an elongate body formed from a composition comprising one or more of virgin material, a sterilization-stable recycled resin and a biobased compositions are described. Plunger rods comprising a plurality of ribs, some of which may have a plurality of openings, are also described. The plunger rods requiring less material while maintaining sufficient structural integrity to function properly.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: May 10, 2022
    Assignee: Becton, Dickinson and Company
    Inventors: Ankur S. Kulshrestha, Yan Yevmenenko, Dinesh S. Kommireddy, Andrew Wong, Behzad Mottahed, Michael V. Quinn, Mildred Calistri-Yeh, Lourdes Pia L. Amora
  • Publication number: 20170283601
    Abstract: Compositions including recycled resin components and medical devices and components made form such compositions are disclosed. The compositions and medical devices are characterized as biocompatible and sterilization stable. In one or more embodiments, the compositions include a recycled resin component and may include one or more of an anti-oxidant component, slip additive component, anti-static component, impact modifier component, colorant component, acid scavenger component, X-ray fluorescence agent component, radio opaque filler component, surface modifier component, melt stabilizer component, clarifier component, processing aid component and reinforcing agent component. Methods of forming medical articles and components are also disclosed.
    Type: Application
    Filed: June 22, 2017
    Publication date: October 5, 2017
    Inventors: Ankur S. Kulshrestha, Mildred Calistri-Yeh, Lourdes Pia Lopez Amora, Richard Giddes
  • Patent number: 9718949
    Abstract: Compositions including recycled resin components and medical devices and components made form such compositions are disclosed. The compositions and medical devices are characterized as biocompatible and sterilization stable. In one or more embodiments, the compositions include a recycled resin component and may include one or more of an anti-oxidant component, slip additive component, anti-static component, impact modifier component, colorant component, acid scavenger component, X-ray fluorescence agent component, radio opaque filler component, surface modifier component, melt stabilizer component, clarifier component, processing aid component and reinforcing agent component. Methods of forming medical articles and components are also disclosed.
    Type: Grant
    Filed: April 14, 2015
    Date of Patent: August 1, 2017
    Assignee: Becton, Dickinson and Company
    Inventors: Ankur S. Kulshrestha, Mildred Calistri-Yeh, Lourdes Pia Lopez Amora, Richard Giddes
  • Publication number: 20160015867
    Abstract: Syringe plunger rods comprising an elongate body formed from a composition comprising one or more of virgin material, a sterilization-stable recycled resin and a biobased compositions are described. Plunger rods comprising a plurality of ribs, some of which may have a plurality of openings, are also described. The plunger rods requiring less material while maintaining sufficient structural integrity to function properly.
    Type: Application
    Filed: September 28, 2015
    Publication date: January 21, 2016
    Applicant: Becton, Dickinson and Company
    Inventors: Ankur S. Kulshrestha, Yan Yevmenenko, Dinesh S. Kommireddy, Andrew Wong, Behzad Mottahed, Michael V. Quinn, Mildred Calistri-Yeh, Lourdes Pia L. Amora
  • Publication number: 20150218354
    Abstract: Compositions including recycled resin components and medical devices and components made form such compositions are disclosed. The compositions and medical devices are characterized as biocompatible and sterilization stable. In one or more embodiments, the compositions include a recycled resin component and may include one or more of an anti-oxidant component, slip additive component, anti-static component, impact modifier component, colorant component, acid scavenger component, X-ray fluorescence agent component, radio opaque filler component, surface modifier component, melt stabilizer component, clarifier component, processing aid component and reinforcing agent component. Methods of forming medical articles and components are also disclosed.
    Type: Application
    Filed: April 14, 2015
    Publication date: August 6, 2015
    Inventors: Ankur S. Kulshrestha, Mildred Calistri-Yeh, Lourdes Pia Lopez Amora, Richard Giddes
  • Publication number: 20130116628
    Abstract: Syringe plunger rods comprising an elongate body formed from a composition comprising one or more of virgin material, a sterilization-stable recycled resin and a biobased compositions are described. Plunger rods comprising a plurality of ribs, some of which may have a plurality of openings, are also described. The plunger rods requiring less material while maintaining sufficient structural integrity to function properly.
    Type: Application
    Filed: November 4, 2011
    Publication date: May 9, 2013
    Applicant: Becton, Dickinson and Company
    Inventors: Ankur S. Kulshrestha, Yan Yevmenenko, Dinesh S. Kommireddy, Andrew Wong, Behzad Mottahed, Michael V. Quinn, Mildred Calistri-Yeh, Lourdes Pia Lopez Amora
  • Publication number: 20120046411
    Abstract: Compositions including recycled resin components and medical devices and components made from such compositions are disclosed. The compositions and medical devices are characterized as biocompatible and sterilization stable. In one or more embodiments, the compositions include a recycled resin component and may include one or more of an anti-oxidant component, slip additive component, anti-static component, impact modifier component, colorant component, acid scavenger component, X-ray fluorescence agent component, radio opaque filler component, surface modifier component, melt stabilizer component, clarifier component, processing aid component and reinforcing agent component. Methods of forming medical articles and components are also disclosed.
    Type: Application
    Filed: August 20, 2010
    Publication date: February 23, 2012
    Applicant: Becton, Dickinson and Company
    Inventors: Ankur S. Kulshrestha, Mildred Calistri-Yeh, Lourdes Pia L. Amora, Richard Giddes
  • Patent number: 7572929
    Abstract: Dithiocarbonate-containing macromer that contain biodegradable or water-soluble segments, and polymers derived from the reaction of these dithiocarbonate-containing macromers, are disclosed. The polymers derived from these dithiocarbonate-containing macromers with biodegradable or water-soluble segments are useful in medical and pharmaceutical applications.
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: August 11, 2009
    Assignee: Ethicon, Inc. - USA
    Inventors: Ankur S. Kulshrestha, Kevin Cooper, Walter R. Laredo
  • Publication number: 20070299210
    Abstract: Crosslinked lactam polymers are disclosed. Specifically, lactam polymers having pendant acrylate groups are crosslinked via a Michael addition type acrylate reactant. The crosslinked lactam polymers are useful in medical and pharmaceutical applications.
    Type: Application
    Filed: June 22, 2006
    Publication date: December 27, 2007
    Inventors: Ankur S. Kulshrestha, Kevin Cooper, Walter R. Laredo