Patents by Inventor William E. Kelly

William E. Kelly 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: 10391228
    Abstract: A hemodialysis system configured to purge air from a blood circuit comprises a dialyzer; a dialysis fluid circuit operable with the dialyzer via dialysis fluid inlet and outlet lines, the dialysis fluid circuit including a fresh dialysis fluid pump, and a used dialysis fluid pump; the blood circuit operable with the dialyzer and including an arterial line, a venous line, a blood pump operable with the arterial line upstream of the dialyzer, a physiologically acceptable fluid source in fluid communication with the arterial line upstream of the blood pump, a drip chamber located along the venous line, and a container for accepting air purged from the blood circuit; and an air purging scheme wherein, with the dialysis fluid inlet and outlet lines connected to the dialyzer, the blood pump pumps a fluid through the dialyzer and into the drip chamber, forcing air from the drip chamber into the container.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: August 27, 2019
    Assignees: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE SA
    Inventors: Thomas D. Kelly, Marc S. Minkus, Angelito A. Bernardo, William P. Burns, Robert W. Childers, Shincy J. Maliekkal, Matthew R. Muller, Justin B. Rohde, Michael E. Hogard
  • Patent number: 10350393
    Abstract: A device for winding a filament around a structure disposed concentrically around a distal end of a balloon catheter includes a rotatable holder for retaining a distal end of the balloon catheter, a translatable winding carriage for helically winding the tensioned filament around the balloon catheter distal end, a heater for applying a predetermined amount of heat to a section of the balloon catheter having the filament wound therearound, and a controller for controlling at least the rate of rotation of the holder, the tensioning force applied to the filament, the amount of heat applied by the heater, and the rate of travel of the translatable winding carriage along the longitudinal dimension of the balloon catheter. By use of the device, the balloon is heat set and a predetermined checkering pattern of surface indentations are provided in the structure exterior surface in a single pass.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: July 16, 2019
    Assignee: C.R. BARD, INC.
    Inventors: David M. Graves, William E. Parmentier, Robert G. Lerdahl, Phillip E. Carr, Jo Ann Kelly
  • Patent number: 10323144
    Abstract: L-Polylactic acid and D-Polylactic acid biodegradable biopolymers are combined with torrefied biomass and a plasticizer to create a biodegradable cardstock composition. The biodegradable cardstock composition provides an alternative to conventional plastic cardstocks, which are manufactured using petroleum-based materials such polyvinyl chloride (PVC) or polystyrene (PS). The biodegradable cardstock described herein can be incorporated into a variety of end products such as key cards, driver licenses, security badges, calling cards, and other plastic cards, including those that have a magnetic strip containing stored data such as credit and debit cards.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: June 18, 2019
    Assignees: The United States of America, as represented by The Secretary of Agriculture, Lapol, LLC
    Inventors: William J. Orts, Allison Flynn, Lennard F. Torres, William E. Kelly
  • Publication number: 20190167887
    Abstract: A hemodialysis system configured to purge air from a blood circuit comprises a dialyzer; a dialysis fluid circuit operable with the dialyzer via dialysis fluid inlet and outlet lines, the dialysis fluid circuit including a fresh dialysis fluid pump, and a used dialysis fluid pump; the blood circuit operable with the dialyzer and including an arterial line, a venous line, a blood pump operable with the arterial line upstream of the dialyzer, a physiologically acceptable fluid source in fluid communication with the arterial line upstream of the blood pump, a drip chamber located along the venous line, and a container for accepting air purged from the blood circuit; and an air purging scheme wherein, with the dialysis fluid inlet and outlet lines connected to the dialyzer, the blood pump pumps a fluid through the dialyzer and into the drip chamber, forcing air from the drip chamber into the container.
    Type: Application
    Filed: February 8, 2019
    Publication date: June 6, 2019
    Inventors: Thomas D. Kelly, Marc S. Minkus, Angelito A. Bernardo, William P. Burns, Robert W. Childers, Shincy J. Maliekkal, Matthew R. Muller, Justin B. Rohde, Michael E. Hogard
  • Publication number: 20180215914
    Abstract: L-Polylactic acid and D-Polylactic acid biodegradable biopolymers are combined with torrefied biomass and a plasticizer to create a biodegradable cardstock composition. The biodegradable cardstock composition provides an alternative to conventional plastic cardstocks, which are manufactured using petroleum-based materials such polyvinyl chloride (PVC) or polystyrene (PS). The biodegradable cardstock described herein can be incorporated into a variety of end products such as key cards, driver licenses, security badges, calling cards, and other plastic cards, including those that have a magnetic strip containing stored data such as credit and debit cards.
    Type: Application
    Filed: January 31, 2017
    Publication date: August 2, 2018
    Inventors: WILLIAM J. ORTS, ALLISON FLYNN, LENNARD F. TORRES, WILLIAM E. KELLY
  • Publication number: 20140273169
    Abstract: Polymer compositions and methods of making and using the polymer compositions are provided. In a general embodiment, the present disclosure provides a composition comprising a polymer, a compatibilizer and an algae product.
    Type: Application
    Filed: March 14, 2013
    Publication date: September 18, 2014
    Applicant: Cereplast, Inc.
    Inventors: Frederic Scheer, Kelvin T. Okamoto, William E. Kelly
  • Patent number: 8389614
    Abstract: Biodegradable nanopolymer compositions and methods of making the compositions are provided. In a general embodiment, the present disclosure provides a biodegradable nanopolymer composition made from starting material comprising poly(lactic acid), co-polyester polymer with adipic acid compounded and nanoparticles of a mineral material such as silica and magnesium silicate. In addition, the present disclosure provides processes for making the biodegradable nanopolymer compositions as well as biodegradable articles made using the biodegradable nanopolymer compositions such as molded, formed and extruded articles.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: March 5, 2013
    Assignee: Cereplast, Inc.
    Inventors: Frederic Scheer, William E. Kelly
  • Publication number: 20120210611
    Abstract: A support for holding an associated snow blower on an associated vehicle equipped with a receiver of the type customarily used for mounting towing apparatus which includes an elongated stem dimensioned and configured for sliding engagement with the receiver; an elongated crossbar fixed to the stem in substantially perpendicular relationship; and at least a first column having a first end fixed to the crossbar and a second end having an arm for supporting an associated snow blower. In some forms of the invention the support includes a second column having a first end fixed to the crossbar and a second end having an arm for supporting an associated snow blower. The first and second columns are disposed respectively at substantially the axial extremities of the crossbar.
    Type: Application
    Filed: February 22, 2011
    Publication date: August 23, 2012
    Inventor: WILLIAM E. KELLY
  • Patent number: 8222320
    Abstract: High heat resistant polymer compositions having poly(lactic acid) and methods of making the high heat resistant polymer compositions are provided. In a general embodiment, the present disclosure provides a polymer composition including a poly(lactic acid), an aliphatic polyester, and an organically coated calcium carbonate.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: July 17, 2012
    Assignee: Cereplast, Inc.
    Inventors: Frederic Scheer, William E Kelly
  • Publication number: 20120035287
    Abstract: High heat resistant polymer compositions having poly(lactic acid) and methods of making the high heat resistant polymer compositions are provided. In a general embodiment, the present disclosure provides a polymer composition including a poly(lactic acid), an aliphatic polyester, and an organically coated calcium carbonate.
    Type: Application
    Filed: August 4, 2010
    Publication date: February 9, 2012
    Inventors: Frederic Scheer, William E. Kelly
  • Publication number: 20110269890
    Abstract: Biodegradable nanopolymer compositions and methods of making the compositions are provided. In a general embodiment, the present disclosure provides a biodegradable nanopolymer composition made from starting material comprising poly(lactic acid), co-polyester polymer with adipic acid compounded and nanoparticles of a mineral material such as silica and magnesium silicate. In addition, the present disclosure provides processes for making the biodegradable nanopolymer compositions as well as biodegradable articles made using the biodegradable nanopolymer compositions such as molded, formed and extruded articles.
    Type: Application
    Filed: May 9, 2011
    Publication date: November 3, 2011
    Applicant: Cereplast, Inc.
    Inventors: Frederic Scheer, Shriram Bagrodia, Thomas F. Bash, William E. Kelly
  • Patent number: 7868101
    Abstract: The invention is directed to a method for preparing an environmentally degradable polymeric compound as well as to such a compound per se and to its use. A compound of the present invention includes a polycondensated lactic acid containing polymer, having a molecular weight (Mw) of from 500 to 50,000 g/mol, to which a flexibilizing aliphatic polyester having a molecular weight of from 500 to 50,000 g/mol is coupled. The amount of lactic acid including groups in the polymeric compound ranges from 50 to 99% and the amount of flexibilizing polyester groups ranges from 1 to 50%.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: January 11, 2011
    Assignee: Tate & Lyle Public Limited Company
    Inventors: David Neal Lewis, Gerrit Schutte, Henk Westerhof, Jane Janssen, William E. Kelly
  • Publication number: 20090048368
    Abstract: Polyolefin compositions and methods of making and using the polyolefin compositions are provided. In a general embodiment, the present disclosure provides a composition comprising a polyolefin, a compatibilizer, a starch and a plasticizer.
    Type: Application
    Filed: August 14, 2007
    Publication date: February 19, 2009
    Inventors: Thomas F. Bash, William E. Kelly, Shriram Bagrodia, Frederic Scheer
  • Patent number: 7465770
    Abstract: The invention is directed to a method for preparing an environmentally degradable polymeric compound as well as to such a compound per se and to its use. A compound of the present invention includes a polycondensated lactic acid containing polymer, having a molecular weight (Mw) of from 500 to 50,000 g/mol, to which a flexibilizing aliphatic polyester having a molecular weight of from 500 to 50,000 g/mol is coupled. The amount of lactic acid including groups in the polymeric compound ranges from 50 to 99% and the amount of flexibilizing polyester groups ranges from 1 to 50%.
    Type: Grant
    Filed: March 4, 2002
    Date of Patent: December 16, 2008
    Assignee: Tate & Lyle Public Limited Company
    Inventors: David Neal Lewis, Gerrit Schutte, Henk Westerhof, Jane Janssen, William E. Kelly
  • Publication number: 20080153940
    Abstract: Biodegradable compositions and methods of making the compositions are provided. In a general embodiment, the present disclosure provides a biodegradable composition made from starting material comprising poly(lactic acid), co-polyester polymer with adipic acid compounded and one or more additives such as plasticizers, flow promoters, polymer processing aids, slip agents, viscosity modifiers, chain extenders, spherical glass beads, organic fillers, inorganic fillers, fibers or combinations thereof. In addition, the present disclosure provides processes for making the biodegradable compositions as well as biodegradable articles made using the biodegradable compositions such as molded, formed and extruded articles.
    Type: Application
    Filed: February 21, 2008
    Publication date: June 26, 2008
    Applicant: CEREPLAST, INC.
    Inventors: Frederic Scheer, Shriram Bagrodia, Thomas F. Bash, William E. Kelly
  • Publication number: 20040143072
    Abstract: The invention is directed to a method for preparing an environmentally degradable polymeric compound as well as to such a compound per se and to its use. A compound of the present invention includes a polycondensated lactic acid containing polymer, having a molecular weight (Mw) of from 500 to 50,000 g/mol, to which a flexibilizing aliphatic polyester having a molecular weight of from 500 to 50,000 g/mol is coupled. The amount of lactic acid including groups in the polymeric compound ranges from 50 to 99% and the amount of flexibilizing polyester groups ranges from 1 to 50%.
    Type: Application
    Filed: February 27, 2004
    Publication date: July 22, 2004
    Inventors: David Neal Lewis, Gerrit Schutte, Henk Westerhof, Jane Janssen, William E. Kelly
  • Patent number: 5908918
    Abstract: The present invention is directed to degradable blends containing polylactide, a degradable impact modifier, and a degradable plasticizer for use in packaging films. The degradable impact modifier can be a degradable, non-toxic elastomer or a degradable, non-toxic, non-elastomeric polymer having a low glass transition temperature, such as polycaprolactone and poly(ethylene glycol). The degradable plasticizer can be any plasticizer having a relatively low molecular weight, a high degree of miscibility with polylactide, and non-toxicity. The film has excellent flexibility and impact strength for packaging applications.
    Type: Grant
    Filed: May 26, 1998
    Date of Patent: June 1, 1999
    Assignee: Chronopol, Inc.
    Inventors: Xiaomao Chen, Kevin H. Schilling, William E. Kelly, Jr.
  • Patent number: 5756651
    Abstract: The present invention is directed to degradable blends containing polylactide, a degradable impact modifier, and a degradable plasticizer for use in packaging films. The degradable impact modifier can be a degradable, non-toxic elastomer or a degradable, non-toxic, non-elastomeric polymer having a low glass transition temperature, such as polycaprolactone and poly(ethylene glycol). The degradable plasticizer can be any plasticizer having a relatively low molecular weight, a high degree of miscibility with polylactide, and non-toxicity. The film has excellent flexibility and impact strength for packaging applications.
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: May 26, 1998
    Assignee: Chronopol, Inc.
    Inventors: Xiaomao Chen, Kevin H. Schilling, William E. Kelly, Jr.
  • Patent number: 5639466
    Abstract: An antibacterial composition and method for use of such composition in packaging of moisture-containing foodstuffs in a manner to extend the shelf life of the foods comprises placing the foodstuff in intimate contact with the composition which comprises 5-40% wt. of a lactic acid-based compound and optionally a liquid organic plasticizer dispersed in a solid matrix of poly(lactic acid) or lactic acid copolymer having a number average molecular weight of 3,000 to 200,000.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: June 17, 1997
    Assignee: Chronopol, Inc.
    Inventors: Thomas M. Ford, William E. Kelly
  • Patent number: 5498650
    Abstract: A poly(lactic acid) composition having improved physical properties comprises a homogeneous solid solution of (a) a polymer having a number average molecular weight of 3,000-200,000 and selected from the group consisting of (1) poly(lactic acid), (2) copolymers of lactic acid containing at least 50 mole % lactic acid units, and (3) mixtures thereof; and (b) a plasticizer comprising an epoxidized oil selected from the group consisting of (1) epoxidized soybean oil; and (2) epoxidized linseed oil.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: March 12, 1996
    Assignee: Ecological Chemical Products
    Inventors: Edmund A. Flexman, William E. Kelly, Jr.