Patents by Inventor Donald H. Brunk
Donald H. Brunk 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).
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Patent number: 9320210Abstract: Methods and systems are provided which permit extraction of a monocot embryo (e.g., a corn embryo) of a monocot seed (e.g., a corn kernel) without damage to the monocot embryo. Methods disclosed herein provide embryos for uses in plant breeding and research procedures.Type: GrantFiled: March 6, 2015Date of Patent: April 26, 2016Assignees: PIONEER HI BRED INTERNATONAL INC, E I DU PONT DE NEMOURS AND COMPANYInventors: Jeffrey Dale Wille, Donald H. Brunk, Mark William Deaver, Christopher Allen Janssen, Joshua Luke Mongan, Patrick Ryan Mullins, Larry Charles Mosher, Jacob Patrick Suther
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Patent number: 9307708Abstract: Methods and systems are provided which permit extraction of a monocot embryo (e.g., a corn embryo) of a monocot seed (e.g., a corn kernel) without damage to the monocot embryo. Methods disclosed herein provide embryos for uses in plant breeding and research procedures.Type: GrantFiled: March 6, 2015Date of Patent: April 12, 2016Assignees: PIONEER HI-BRED INTERNATIONAL INC, E I DU PONT DE NEMOURS AND COMPANYInventors: Jeffrey Dale Wille, Donald H. Brunk, Mark William Deaver, Christopher Allen Janssen, Joshua Luke Mongan, Patrick Ryan Mullins, Larry Charles Mosher, Jacob Patrick Suther
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Patent number: 9211554Abstract: A self-contained, hand-held spray dispensing device includes an internal source of pressurized fluid that exerts a motive force on a pair of liquid ejecting elements to cause each to eject a liquid into a discharge line. The liquids remain separated until each exits its discharge port. A pressurized fluid is directed over the outlet ends of the discharge line beginning before a flow interrupter in the discharge line is opened to permit flow therethrough and ceasing after liquid flow is terminated. The pressurized fluid flow over the outlet of the discharge line aerosolizes liquids emanating from the outlet ends. Each liquid ejecting element takes the form of a piston disposed within a cylinder. The pistons responds to pressurized fluid imposed directly thereon from the source to generate the motive force on the ejecting element.Type: GrantFiled: June 30, 2010Date of Patent: December 15, 2015Assignee: Actamax Surgical Materials, LLCInventors: Donald H. Brunk, William Gerald Dimaio, Jr.
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Publication number: 20150252316Abstract: Methods and systems are provided which permit extraction of a monocot embryo (e.g., a corn embryo) of a monocot seed (e.g., a corn kernel) without damage to the monocot embryo. Methods disclosed herein provide embryos for uses in plant breeding and research procedures.Type: ApplicationFiled: March 6, 2015Publication date: September 10, 2015Inventors: JEFFREY DALE WILLE, DONALD H. BRUNK, MARK WILLIAM DEAVER, CHRISTOPHER ALLEN JANSSEN, JOSHUA LUKE MONGAN, PATRICK RYAN MULLINS, LARRY CHARLES MOSHER, JACOB PATRICK SUTHER
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Publication number: 20150250128Abstract: Methods and systems are provided which permit extraction of a monocot embryo (e.g., a corn embryo) of a monocot seed (e.g., a corn kernel) without damage to the monocot embryo. Methods disclosed herein provide embryos for uses in plant breeding and research procedures.Type: ApplicationFiled: March 6, 2015Publication date: September 10, 2015Inventors: JEFFREY DALE WILLE, DONALD H. BRUNK, MARK WILLIAM DEAVER, CHRISTOPHER ALLEN JANSSEN, JOSHUA LUKE MONGAN, PATRICK RYAN MULLINS, LARRY CHARLES MOSHER, JACOB PATRICK SUTHER
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Patent number: 8678238Abstract: A self-contained, hand-held spray dispensing device includes an internal source of pressurized fluid that exerts a motive force on a pair of liquid ejecting elements to cause each to eject a liquid into a discharge line. The liquids remain separated until each exits its discharge port. A pressurized fluid is directed over the outlet ends of the discharge line beginning before a flow interrupter in the discharge line is opened to permit flow therethrough and ceasing after liquid flow is terminated. The pressurized fluid flow over the outlet of the discharge line aerosolizes liquids emanating from the outlet ends. The liquid ejecting element is connected to a force transmitting yoke. The yoke responds to pressurized fluid from the source to generate the motive force on the ejecting element.Type: GrantFiled: August 5, 2010Date of Patent: March 25, 2014Assignee: Actamax Surgical Materials, LLCInventors: Donald H. Brunk, William Gerald Dimaio, Jr.
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Publication number: 20120141683Abstract: This invention is directed to a method for producing a coating layer of a coating composition comprising two or more components. This invention is also directed to a spray gun having two or more spray channels for producing such coating layer.Type: ApplicationFiled: June 25, 2010Publication date: June 7, 2012Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: John Charles Larson, Donald H. Brunk, Robert John Barsotti, Laura Ann Lewin
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Publication number: 20120032000Abstract: A self-contained, hand-held spray dispensing device includes an internal source of pressurized fluid that exerts a motive force on a pair of liquid ejecting elements to cause each to eject a liquid into a discharge line. The liquids remain separated until each exits its discharge port. A pressurized fluid is directed over the outlet ends of the discharge line beginning before a flow interrupter in the discharge line is opened to permit flow therethrough and ceasing after liquid flow is terminated. The pressurized fluid flow over the outlet of the discharge line aerosolizes liquids emanating from the outlet ends. The liquid ejecting element is connected to a force transmitting yoke. The yoke responds to pressurized fluid from the source to generate the motive force on the ejecting element.Type: ApplicationFiled: August 5, 2010Publication date: February 9, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: DONALD H. BRUNK, William Gerald Dimaio, JR.
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Publication number: 20120000993Abstract: A self-contained, hand-held spray dispensing device includes an internal source of pressurized fluid that exerts a motive force on a pair of liquid ejecting elements to cause each to eject a liquid into a discharge line. The liquids remain separated until each exits its discharge port. A pressurized fluid is directed over the outlet ends of the discharge line beginning before a flow interrupter in the discharge line is opened to permit flow therethrough and ceasing after liquid flow is terminated. The pressurized fluid flow over the outlet of the discharge line aerosolizes liquids emanating from the outlet ends. Each liquid ejecting element takes the form of a piston disposed within a cylinder. The pistons responds to pressurized fluid imposed directly thereon from the source to generate the motive force on the ejecting element.Type: ApplicationFiled: June 30, 2010Publication date: January 5, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: DONALD H. BRUNK, William Gerald Dimaio, JR.
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Publication number: 20120000935Abstract: A self-contained, hand-held spray dispensing device includes an internal source of pressurized fluid that exerts a motive force on a pair of liquid ejecting elements to cause each to eject a liquid into a discharge line. The liquids remain separated until each exits its discharge port. A pressurized fluid is directed over the outlet ends of the discharge line beginning before a flow interrupter in the discharge line is opened to permit flow therethrough and ceasing after liquid flow is terminated. The pressurized fluid flow over the outlet of the discharge line aerosolizes liquids emanating from the outlet ends. The liquid ejecting element is connected to a force transmitting yoke. The yoke responds to pressurized fluid from the source to generate the motive force on the ejecting element.Type: ApplicationFiled: June 30, 2010Publication date: January 5, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Donald H. Brunk, William Gerald Dimaio, JR.
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Publication number: 20110294033Abstract: Disclosed is a unitized electrochemical cell sub-assembly having a first separator plate and a second separator plate that each has a first surface. A recess is located in at least one of the first surfaces to define a chamber adjacent the periphery of the plates when the plates face each other. A membrane electrode assembly (MEA) comprising an ion exchange membrane and a pair of gas diffusion layers is disposed on and between each of the first surfaces between the two plates when the plates face each other so that the peripheral edge of the ion exchange membrane is located within the chamber. Also located in the chamber is a non-conductive sealant polymer that seals and joins the first and second plates to each other, and that seals and joins the first and second plates to the edge of the ion exchange membrane. Also disclosed is a fabrication method for making the unitized electrochemical cell sub-assembly.Type: ApplicationFiled: August 1, 2011Publication date: December 1, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: PETER ANDRIN, Biswajit Choudhury, Kalyan Ghosh, Mike A. Hooper, Deepak Perti, Donald H. Brunk, Jan Ottenhof
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Patent number: 7416804Abstract: The present invention relates to a process for making single or multiple planar array five layer membrane electrode assemblies utilizing array assemblies, as well as the array assemblies themselves, comprising proton exchange membrane (PEM), catalyst coated membranes (CCM) and gas diffusion layers (GDL), as well as gas diffusion electrodes (GDE) for use in fuel cells, wherein the process is practical, efficient and scalable.Type: GrantFiled: July 22, 2004Date of Patent: August 26, 2008Assignee: E.I. du Pont de Nemours and CompanyInventors: Donald H. Brunk, Deepak Perti
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Patent number: 7267902Abstract: The invention provides a unitized membrane electrode assembly having improved edge sealing by a one-step compression molding process.Type: GrantFiled: August 27, 2004Date of Patent: September 11, 2007Assignee: E. I. du Pont de Nemours and CompanyInventors: Donald H. Brunk, Deepak Perti
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Patent number: 6711936Abstract: The present invention generally relates to both an apparatus, a test form and a method for evaluating sock-drop. More particularly, the present invention relates to an apparatus able to simulate particular forces exerted by human movements, a test form resembling a human leg as well as a method for testing sock-drop so that properties such as compression and comfort can be balanced.Type: GrantFiled: August 5, 2002Date of Patent: March 30, 2004Assignee: E. I. du Pont de Nemours and CompanyInventors: Donald H. Brunk, Jill A. Conley, Douglas K. Farmer, Tony M. Whitener
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Publication number: 20040020263Abstract: The present invention generally relates to both an apparatus, a test form and a method for evaluating sock-drop. More particularly, the present invention relates to an apparatus able to simulate particular forces exerted by human movements, a test form resembling a human leg as well as a method for testing sock-drop so that properties such as compression and comfort can be balanced.Type: ApplicationFiled: August 5, 2002Publication date: February 5, 2004Inventors: Donald H. Brunk, Jill A. Conley, Douglas K. Farmer, Tony M. Whitener
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Patent number: 5512146Abstract: A gel cassette useful in electrophoretic separation of molecular fragments is disclosed, in which a gelatinous substrate is uniquely configured to concentrate similar separated fragments. Containment means is also disclosed which provides for the desired configuration of the substrate. The containment means further includes a cover design which locks into an open position to eliminate cross contamination. In addition, processes for the preparation of such cassettes and for use of the cassettes in separation and transfer apparatus are disclosed.Type: GrantFiled: April 21, 1995Date of Patent: April 30, 1996Assignee: E. I. Du Pont de Nemours and CompanyInventors: Donald H. Brunk, Charles F. Collier, Charles W. Robertson
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Patent number: 5474663Abstract: A bowed framed membrane is disclosed for use in automated direct blot electrophoresis and subsequent membrane process steps to develop a chemiluminescent image of the resultant blot of selected fragments and to detect that image. A frame made from a thin rigid plastic plate such as polyethylene is provided with a window. A membrane covers that window and is bonded on two opposing sides only while the frame is held in a bowed condition. The membrane is maintained under tension during processing by the bowing permitting processing at the elevated temperatures used in molecular biological procedures without loss of flatness. Processes for preparing such frames and various utilities are also disclosed.Type: GrantFiled: August 27, 1993Date of Patent: December 12, 1995Assignee: E. I. Du Pont de Nemours and CompanyInventors: Donald H. Brunk, Charles F. Collier, Charles W. Robertson
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Patent number: 5433837Abstract: A gel cassette useful in electrophoretic separation of molecular fragments is disclosed, in which a gelatinous substrate is uniquely configured to concentrate similar separated fragments. Containment means is also disclosed which provides for the desired configuration of the substrate. The containment means further includes a cover design which locks into an open position to eliminate cross contamination. In addition, processes for the preparation of such cassettes and for use of the cassettes in separation and transfer apparatus are disclosed.Type: GrantFiled: August 27, 1993Date of Patent: July 18, 1995Assignee: E. I. Du Pont de Nemours and CompanyInventors: Donald H. Brunk, Charles F. Collier, Charles W. Robertson
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Patent number: 5350502Abstract: A disclosure is made of automatic apparatus for processing transfer membranes to which a blot pattern of molecular fragments has been bound so that the pattern may be optically visualized. The apparatus is characterized by at least one open processing cell and two systems for pumping; one selectively controlled to direct fluid to and from functional units and one which is closely coupled to the cell and recirculates the fluid in the cell to assure adequate and thorough treatment therein by uniform fluid flow across both sides of the membrane.Type: GrantFiled: December 29, 1992Date of Patent: September 27, 1994Assignee: E. I. Du Pont de Nemours and CompanyInventors: Donald H. Brunk, David J. Regester, Charles W. Robertson, Anders J. Wellings