Patents by Inventor James C. Laird

James C. Laird 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).

  • Apparatus and method for processing biological material
    Patent number: 9423327
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: August 23, 2016
    Assignees: BAXALTA GMBH, BAXALTA INC.
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • Apparatus and method for processing biological material
    Patent number: 9182328
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: November 10, 2015
    Assignees: BAXALTA INCORPORATED, BAXALTA GMBH
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • Apparatus and method for processing biological material
    Patent number: 9176038
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: November 3, 2015
    Assignees: BAXALTA INCORPORATED, BAXALTA GMBH
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • Apparatus and method for processing biological material
    Patent number: 9097631
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: August 4, 2015
    Assignees: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE SA
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • APPARATUS AND METHOD FOR PROCESSING BIOLOGICAL MATERIAL
    Publication number: 20130005032
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 3, 2013
    Applicant: Baxter International Inc.
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • APPARATUS AND METHOD FOR PROCESSING BIOLOGICAL MATERIAL
    Publication number: 20130005031
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 3, 2013
    Applicants: Baxter Healthcare S.A., Baxter International Inc.
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • APPARATUS AND METHOD FOR PROCESSING BIOLOGICAL MATERIAL
    Publication number: 20130005023
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Application
    Filed: September 12, 2012
    Publication date: January 3, 2013
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • APPARATUS AND METHOD FOR PROCESSING BIOLOGICAL MATERIAL
    Publication number: 20130001157
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Application
    Filed: September 12, 2012
    Publication date: January 3, 2013
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • Apparatus and method for processing biological material
    Patent number: 8309343
    Abstract: The application discloses an apparatus and method for processing biological material, including a suspension of cells.
    Type: Grant
    Filed: December 1, 2008
    Date of Patent: November 13, 2012
    Assignees: Baxter International Inc., Baxter Healtcare S.A.
    Inventors: Kyungyoon Min, Thomas E. Dudar, James C. Laird
  • Dialysis systems and methods including cassette with air removal
    Patent number: 8221529
    Abstract: In an embodiment, a dialysis fluid cassette is disclosed. The cassette includes a plurality of walls defining at least one valve chamber, a dialysis fluid inlet, a dialysis fluid outlet and a dialysis fluid pathway. The cassette further includes a baffle extending from a first one of the walls to an opposing second one of the walls. The baffle includes an end fixed to a third one of the plurality of walls and a free end. The fixed end separates the dialysis fluid inlet from the dialysis fluid outlet and the baffle and the plurality of walls are constructed and arranged such that the flow of dialysis fluid along the pathway defined in part by the baffle slows as the flow approaches the free end of the baffle.
    Type: Grant
    Filed: November 21, 2011
    Date of Patent: July 17, 2012
    Assignees: Baxter International, Baxter Healthcare S.A.
    Inventors: Robert W. Childers, Donald D. Busby, Michael E. Hogard, Michael R. Prisco, Atif M. Yardimci, James C. Laird
  • DIALYSIS SYSTEMS AND METHODS INCLUDING CASSETTE WITH AIR REMOVAL
    Publication number: 20120065581
    Abstract: In an embodiment, a dialysis fluid cassette is disclosed. The cassette includes a plurality of walls defining at least one valve chamber, a dialysis fluid inlet, a dialysis fluid outlet and a dialysis fluid pathway. The cassette further includes a baffle extending from a first one of the walls to an opposing second one of the walls. The baffle includes an end fixed to a third one of the plurality of walls and a free end. The fixed end separates the dialysis fluid inlet from the dialysis fluid outlet and the baffle and the plurality of walls are constructed and arranged such that the flow of dialysis fluid along the pathway defined in part by the baffle slows as the flow approaches the free end of the baffle.
    Type: Application
    Filed: November 21, 2011
    Publication date: March 15, 2012
    Applicants: BAXTER HEALTHCARE S.A., BAXTER INTERNATIONAL INC.
    Inventors: Robert W. Childers, Donald D. Busby, Michael E. Hogard, Michael R. Prisco, Atif M. Yardimci, James C. Laird
  • Dialysis systems and methods including cassette with fluid heating and air removal
    Patent number: 8080091
    Abstract: A dialysis fluid system includes an instrument including a pump actuator and a fluid heater, and a dialysis fluid cassette. The dialysis fluid cassette includes a rigid portion defining a pumping section for operation with the pump actuator and a heating section for operation with the fluid heater. The heating section includes a dialysis fluid inlet, a dialysis fluid outlet, and a dialysis fluid heating area located between the fluid inlet and the fluid outlet, the heating section further includes an air separation chamber for collecting air separated from the dialysis fluid.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: December 20, 2011
    Assignees: Baxter International Inc., Baxter Healthcare S.A.
    Inventors: Robert W. Childers, Donald D. Busby, Michael E. Hogard, Michael R. Prisco, Atif M. Yardimci, James C. Laird
  • Fluid delivery systems and methods having floating baffle aided air removal
    Patent number: 8025716
    Abstract: A medical fluid delivery system includes a fluid disposable configured to hold and transport a medical fluid and an air separation chamber in fluid communication with the fluid disposable. The air separation chamber includes at least one fluid baffle floating within the air separation chamber and configured to separate air from medical fluid traveling through the chamber.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: September 27, 2011
    Assignees: Baxter International Inc., Baxter Healthcare S.A.
    Inventors: Michael R. Prisco, Atif M. Yardimci, Serhan Acikgoz, James C. Laird, Shincy J. Maliekkal, Justin B. Rohde
  • Dialysis systems and methods having vibration-aided air removal
    Patent number: 8025714
    Abstract: A dialysis system includes a dialysis fluid disposable configured to hold and transport a dialysis fluid; an air separation chamber in fluid communication with the dialysis fluid disposable; and a dialysis instrument operable to pump dialysis fluid through the dialysis fluid disposable, the instrument including a vibrator configured to vibrate the air separation chamber to separate air from the dialysis fluid traveling through the chamber.
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: September 27, 2011
    Assignees: Baxter International Inc., Baxter Healthcare S.A.
    Inventors: Michael R. Prisco, Atif M. Yardimci, Serhan Acikgoz, James C. Laird, Shincy J. Maliekkal, Justin B. Rohde
  • Dialysis systems having spiraling fluid air separation chambers
    Patent number: 7988768
    Abstract: A dialysis fluid cassette includes a rigid portion defining at least one valve chamber, the rigid portion further defining an air separation chamber, the air separation chamber when in an operating position including an inner surface, a fluid inlet and a fluid outlet and configured to cause a dialysis fluid to spiral around the inner surface toward the fluid outlet, such that air is removed from the dialysis fluid.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: August 2, 2011
    Assignees: Baxter International Inc., Baxter Healthcare S.A.
    Inventors: Atif M. Yardimci, James C. Laird
  • DIALYSIS SYSTEMS AND METHODS INCLUDING CASSETTE WITH FLUID HEATING AND AIR REMOVAL
    Publication number: 20110144557
    Abstract: A dialysis fluid system includes an instrument including a pump actuator and a fluid heater, and a dialysis fluid cassette. The dialysis fluid cassette includes a rigid portion defining a pumping section for operation with the pump actuator and a heating section for operation with the fluid heater. The heating section includes a dialysis fluid inlet, a dialysis fluid outlet, and a dialysis fluid heating area located between the fluid inlet and the fluid outlet, the heating section further includes an air separation chamber for collecting air separated from the dialysis fluid.
    Type: Application
    Filed: February 18, 2011
    Publication date: June 16, 2011
    Applicants: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE S.A.
    Inventors: Robert W. Childers, Donald D. Busby, Michael E. Hogard, Michael R. Prisco, Atif M. Yardimci, James C. Laird
  • FLUID DELIVERY SYSTEMS AND METHODS HAVING FLOATING BAFFLE AIDED AIR REMOVAL
    Publication number: 20110137236
    Abstract: A medical fluid delivery system includes a fluid disposable configured to hold and transport a medical fluid and an air separation chamber in fluid communication with the fluid disposable. The air separation chamber includes at least one fluid baffle floating within the air separation chamber and configured to separate air from medical fluid traveling through the chamber.
    Type: Application
    Filed: February 18, 2011
    Publication date: June 9, 2011
    Applicants: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE S.A.
    Inventors: Michael R. Prisco, Atif M. Yardimci, Serhan Acikgoz, James C. Laird, Shincy J. Maliekkal, Justin B. Rohde
  • DIALYSIS SYSTEMS AND METHODS HAVING VIBRATION-AIDED AIR REMOVAL
    Publication number: 20110137237
    Abstract: A dialysis system includes a dialysis fluid disposable configured to hold and transport a dialysis fluid; an air separation chamber in fluid communication with the dialysis fluid disposable; and a dialysis instrument operable to pump dialysis fluid through the dialysis fluid disposable, the instrument including a vibrator configured to vibrate the air separation chamber to separate air from the dialysis fluid traveling through the chamber.
    Type: Application
    Filed: February 15, 2011
    Publication date: June 9, 2011
    Applicants: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE S.A.
    Inventors: Michael R. Prisco, Atif M. Yardimci, Serhan Acikgoz, James C. Laird, Shincy J. Maliekkal, Justin B. Rohde
  • DIALYSIS SYSTEMS HAVING SPIRALING FLUID AIR SEPARATION CHAMBERS
    Publication number: 20110092895
    Abstract: A dialysis fluid cassette includes a rigid portion defining at least one valve chamber, the rigid portion further defining an air separation chamber, the air separation chamber when in an operating position including an inner surface, a fluid inlet and a fluid outlet and configured to cause a dialysis fluid to spiral around the inner surface toward the fluid outlet, such that air is removed from the dialysis fluid.
    Type: Application
    Filed: December 28, 2010
    Publication date: April 21, 2011
    Applicants: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE S.A.
    Inventors: Atif M. Yardimci, James C. Laird
  • Dialysis systems having air traps with internal structures to enhance air removal
    Patent number: 7892332
    Abstract: A dialysis fluid cassette includes a rigid portion defining first and second valve chambers, the rigid portion further defining an air separation chamber in fluid communication with the first and second valve chambers, the air separation chamber including a baffle and structured such that when the cassette is placed in a dialysis instrument, (i) the baffle extends upwardly from a bottom of the air separation chamber and (ii) first and second openings to the air separation chamber, communicating fluidly and respectively with the first and second valve chambers, are located near the bottom of the air separation chamber, such that the dialysis fluid is forced up one side of the baffle and down the other side of the baffle when flowing through the air separation chamber.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: February 22, 2011
    Assignees: Baxter International Inc., Baxter Healthcare S.A.
    Inventors: Michael R. Prisco, Atif M. Yardimci, Serhan Acikgoz, James C. Laird, Shincy J. Maliekkal, Justin B. Rohde