Patents by Inventor David Ruff
David Ruff 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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Publication number: 20160153035Abstract: This application relates to methods for ligating oligonucleotides having complementarity to a target nucleic acid, and amplifying the ligated oligonucleotides, where ligation and amplification occur in the same reaction mixture.Type: ApplicationFiled: December 1, 2015Publication date: June 2, 2016Inventors: SHIAW-MIN CHEN, Elana Swartzman, David Ruff, Mark Shannon, Julia Lu, Stephen Hendricks
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Patent number: 9334531Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: GrantFiled: September 10, 2013Date of Patent: May 10, 2016Assignee: Life Technologies CorporationInventors: Chieh-Yuan Li, David Ruff, Shiaw-Min Chen, Jennifer O'Neil, Rachel Kasinskas, Jonathan Rothberg, Bin Li, Kai Qin Lao
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Patent number: 9309558Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: GrantFiled: November 20, 2013Date of Patent: April 12, 2016Assignee: Life Technologies CorporationInventors: Chieh-Yuan Li, David Ruff, Jennifer O'Neil, Rachel Kasinskas, Shiaw-Min Chen, Jonathan Rothberg, Bin Li, Kai Qin Lao
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Patent number: 9309557Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: GrantFiled: March 15, 2013Date of Patent: April 12, 2016Assignee: Life Technologies CorporationInventors: Chieh-Yuan Li, David Ruff, Shiaw-Min Chen, Jennifer O'Neil, Rachel Kasinskas, Jonathan Rothberg, Bin Li, Kai Qin Lao
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Publication number: 20160032375Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: ApplicationFiled: July 1, 2015Publication date: February 4, 2016Inventors: Chieh-Yuan LI, David RUFF, Jennifer O'NEIL, Rachel KASINSKAS, Shiaw-Min CHEN, Jonathan ROTHBERG
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Publication number: 20150361480Abstract: Methods of detecting at least one analyte and at least one nucleic acid in a sample are provided. Reagents for carrying out the methods are also provided.Type: ApplicationFiled: June 19, 2015Publication date: December 17, 2015Inventors: Mark SHANNON, David RUFF
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Publication number: 20150337298Abstract: In certain embodiments, the present invention provides a way of “digitally” marking different the alleles of different chromosomes by using a transposase to insert differently barcoded transposons into genomic DNA before further analysis. According to this method, each allele becomes marked with a unique pattern of transposon barcodes. Because each unique pattern of transposon barcodes identifies a particular allele, the method facilitates determinations of ploidy and copy number variation, improves the ability to discriminate among homozygotes, heterozygotes, and patterns arising from sequencing errors, and allows loci separated by uninformative stretches of DNA to be identified as linked loci, thereby facilitating haplotype determinations. Also provided is a novel artificial transposon end that includes a barcode sequence in two or more positions that are not essential for transposition.Type: ApplicationFiled: May 21, 2015Publication date: November 26, 2015Inventors: Lei Xi, Xiaohui Wang, Marc Unger, David Ruff
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Publication number: 20150292002Abstract: The present invention provides methods, reagents and kits for carrying out a variety of assays suitable for analyzing polynucleotides or samples that include an amplification step performed in a multiplex fashion. Also provided are methods for analyzing and improving the efficiency of amplification and for carrying out gene expression analysis.Type: ApplicationFiled: June 26, 2015Publication date: October 15, 2015Inventors: Mark Andersen, David Ruff
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Publication number: 20150132743Abstract: Methods and reagents for detection and analysis of nucleic acids and proteins using proximity extension assays.Type: ApplicationFiled: September 4, 2014Publication date: May 14, 2015Inventors: Camila Egidio, Ramesh Ramakrishnan, David Ruff
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Publication number: 20140148345Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: ApplicationFiled: November 20, 2013Publication date: May 29, 2014Applicant: LIFE TECHNOLOGIES CORPORATIONInventors: Chieh-Yuan LI, David RUFF, Jennifer O'NEIL, Rachel KASINSKAS, Shiaw-Min CHEN, Jonathan ROTHBERG
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Publication number: 20140147852Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: ApplicationFiled: November 20, 2013Publication date: May 29, 2014Applicant: LIFE TECHNOLOGIES CORPORATIONInventors: Chieh-Yuan LI, David RUFF, Jennifer O'NEIL, Rachel KASINSKAS, Shiaw-Min CHEN, Jonathan ROTHBERG
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Publication number: 20140134624Abstract: The present teachings provide methods, compositions, and kits for detecting the presence of protein aggregates. In some embodiments, the protein aggregate is treated with a labeled precursor, and the labeled precursor is incorporated into the protein aggregate to form a labeled protein aggregate. The labeled protein aggregate is then measured, thus detecting the presence of the protein aggregate. In some embodiments, the labeled protein aggregate is detected by interaction of labeled precursors, for example by a proximity ligation assay.Type: ApplicationFiled: August 23, 2013Publication date: May 15, 2014Applicant: LIFE TECHNOLOGIES CORPORATIONInventors: David RUFF, Mark Shannon, Kenneth Livak, Karl Guegler, Kevin Hennessy
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Publication number: 20140080717Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: ApplicationFiled: September 10, 2013Publication date: March 20, 2014Applicant: Life Technologies CorporationInventors: Chieh-Yuan LI, David RUFF, Shiaw-Min CHEN, Jennifer O'NEIL, Rachel KASINSKAS, Jonathan ROTHBERG, Wolfgang HINZ
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Publication number: 20130281307Abstract: In some embodiments, the present teachings provide methods for nucleic acid amplification, comprising forming a reaction mixture, and subjecting the reaction mixture to conditions suitable for nucleic acid amplification. In some embodiments, methods for nucleic acid amplification include subjecting the nucleic acid to be amplified to partially denaturing conditions. In some embodiments, methods for nucleic acid amplification include amplifying without fully denaturing the nucleic acid that is amplified. In some embodiments, the methods for nucleic acid amplification employ an enzyme that catalyzes homologous recombination and a polymerase. In some embodiments, methods for nucleic acid amplification can be conducted in a single reaction vessel. In some embodiments, methods for nucleic acid amplification can be conducted in a single continuous liquid phase of a reaction mixture, without need for compartmentalization of the reaction mixture or immobilization of reaction components.Type: ApplicationFiled: June 20, 2013Publication date: October 24, 2013Inventors: Chieh-Yuan LI, David RUFF, Jennifer O'NEIL, Rachel KASINSKAS, Shiaw-Min CHEN, Jonathan ROTHBERG
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Patent number: 8555562Abstract: A window well cover jack is disclosed. The window well cover jack has three arms: a base arm, a support arm and an actuator handle, all connected to aid in the lifting of a window well cover and to allow egress. In one embodiment, the jack is lockable in a stowed position. It is also possible to add a spring assist to aid in the lifting of a window well cover. Ideally, the window well cover jack is also lockable in a deployed position to aid in holding an ajar window well cover so as to facilitate escape. A simple link, which is easily broken by emergency crews with the proper tools but secure against intruders without said tools, connects the window well cover jack to a window well cover.Type: GrantFiled: June 29, 2010Date of Patent: October 15, 2013Inventors: Vince S. Warner, David Ruff
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Patent number: 8256886Abstract: Exemplary embodiments provide an aluminum image drum and method of its formation such that the aluminum image drum can have a surface texture to provide desirable surface oil consumption and high print quality for solid ink jet marking systems.Type: GrantFiled: July 13, 2010Date of Patent: September 4, 2012Assignee: Xerox CorporationInventors: Sean W. Harris, David Ruff, Mark Taft, Katherine D. Weston, Barry Daniel Reeves, Jignesh Sheth, Paul McConville, David Alan VanKouwenberg, Pinyen Lin, Trevor Snyder
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Publication number: 20120196294Abstract: This application relates to methods for ligating oligonucleotides having complementarity to a target nucleic acid, and amplifying the ligated oligonucleotides, where ligation and amplification occur in the same reaction mixture.Type: ApplicationFiled: January 17, 2012Publication date: August 2, 2012Applicant: LIFE TECHNOLOGIES CORPORATIONInventors: Shiaw-Min Chen, Elana Swartzman, David Ruff, Mark Shannon, Julia Lu, Stephen Hendricks
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Publication number: 20120013691Abstract: Exemplary embodiments provide an aluminum image drum and method of its formation such that the aluminum image drum can have a surface texture to provide desirable surface oil consumption and high print quality for solid ink jet marking systems.Type: ApplicationFiled: July 13, 2010Publication date: January 19, 2012Applicant: Xerox CorporationInventors: Sean W. HARRIS, David RUFF, Mark TAFT, Kathereine D. WESTON, Barry Daniel REEVES, Jignesh SHETH, Paul MCCONVILLE, David Alan VANKOUWENBERG, Pinyen LIN, Trevor SNYDER
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Publication number: 20110314743Abstract: A window well cover jack that is disclosed. The window well cover jack has three arms: a base arm, a support arm and an actuator handle, all connected to aid in the lifting of a window well cover and allow egress. In one embodiment, the jack is lockable in a stowed position. It is also possible to add a spring assist to aid in the lifting of a window well cover. Ideally, the window well cover jack is also lockable in a deployed position to aid in holding an ajar window well cover so as to facilitate escape. A simple link, which is easily broken by emergency crews with the proper tools but secure against intruders without said tools, connects the window well cover jack to a window well cover.Type: ApplicationFiled: June 29, 2010Publication date: December 29, 2011Inventors: Vince S. Warner, David Ruff
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Publication number: 20080032310Abstract: Methods of detecting at least one analyte and at least one nucleic acid in a sample are provided. Reagents for carrying out the methods are also provided.Type: ApplicationFiled: July 31, 2007Publication date: February 7, 2008Inventors: Mark Shannon, David Ruff