Patents by Inventor Alexander Stuart Cairns

Alexander Stuart Cairns 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).

  • Drug delivery device
    Patent number: 11458247
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: October 4, 2022
    Assignee: AMGEN INC.
    Inventors: Lawrence S. Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • Drug delivery device
    Patent number: 11439745
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: September 13, 2022
    Assignee: AMGEN INC.
    Inventors: Lawrence Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • DRUG DELIVERY DEVICE
    Publication number: 20220265920
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Application
    Filed: May 3, 2022
    Publication date: August 25, 2022
    Inventors: Lawrence S. Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • Drug delivery device
    Patent number: 11344681
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: May 31, 2022
    Assignee: AMGEN INC.
    Inventors: Lawrence S. Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • Drug delivery device
    Patent number: 10682474
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: June 16, 2020
    Assignee: AMGEN INC.
    Inventors: Lawrence Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • DRUG DELIVERY DEVICE
    Publication number: 20200179615
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Application
    Filed: January 31, 2020
    Publication date: June 11, 2020
    Inventors: Lawrence Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • Vial adapter and system
    Patent number: 9662271
    Abstract: A vial adapter includes a base having first and second opposing sides, a spike depending from the first side of the base, the spike having a spike passageway, and a connector disposed on the second side of the base, the connector having a connector passageway that is in fluid communication with the spike passageway. The vial adapter may be combined with a vial.
    Type: Grant
    Filed: October 22, 2010
    Date of Patent: May 30, 2017
    Assignee: AMGEN INC.
    Inventors: Mark Dominis Holt, Alexander Stuart Cairns
  • VIAL ADAPTER AND SYSTEM
    Publication number: 20170143586
    Abstract: A vial adapter includes a base having first and second opposing sides, a spike depending from the first side of the base, the spike having a spike passageway, and a connector disposed on the second side of the base, the connector having a connector passageway that is in fluid communication with the spike passageway. The vial adapter may be combined with a vial.
    Type: Application
    Filed: February 3, 2017
    Publication date: May 25, 2017
    Inventors: Mark D. Holt, Alexander Stuart Cairns
  • DRUG DELIVERY DEVICE
    Publication number: 20170072143
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula.
    Type: Application
    Filed: November 9, 2016
    Publication date: March 16, 2017
    Inventors: Lawrence S. Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • DRUG DELIVERY DEVICE
    Publication number: 20160199574
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula.
    Type: Application
    Filed: February 10, 2016
    Publication date: July 14, 2016
    Inventors: Lawrence Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • DRUG DELIVERY DEVICE
    Publication number: 20160166762
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula.
    Type: Application
    Filed: February 19, 2016
    Publication date: June 16, 2016
    Inventors: Lawrence S. Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • DRUG DELIVERY DEVICE
    Publication number: 20150290390
    Abstract: A drug delivery device includes a blunt cannula and a reservoir. The blunt cannula has a cylindrical wall that defines an axial passage between a first end and a second end of the blunt cannula. The wall has at least a first tapered region at the first end to define an opening in fluid communication with the axial passage and adapted at the first end to resist interruption of fluid flow through the axial passage and out of the first end of the blunt cannula. The reservoir is connected to the second end of the blunt cannula.
    Type: Application
    Filed: November 20, 2013
    Publication date: October 15, 2015
    Applicant: AMGEN INC.
    Inventors: Lawrence Ring, Dhairya Mehta, Stephanie Toy, Ferry Tamtoro, Alexander Stuart Cairns, Scott R. Gibson
  • Vial Adapter and System
    Publication number: 20120296307
    Abstract: A vial adapter includes a base having first and second opposing sides, a spike depending from the first side of the base, the spike having a spike passageway, and a connector disposed on the second side of the base, the connector having a connector passageway that is in fluid communication with the spike passageway. The vial adapter may be combined with a vial.
    Type: Application
    Filed: October 22, 2010
    Publication date: November 22, 2012
    Applicant: AMGEN INC.
    Inventors: Mark Dominis Holt, Alexander Stuart Cairns