Patents by Inventor Trent Gu
Trent Gu 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: 20090137020Abstract: The present invention relates to reverse transcription of RNA, and in particular to reverse transcription by thermostable DNA polymerases. Thermoactinomyces vulgaris and Bacillus stearothermophilus possess reverse transcriptase activity in the presence of magnesium or manganese ions. Methods, compositions, and kits for reverse transcription and RT-PCR are also provided.Type: ApplicationFiled: January 20, 2009Publication date: May 28, 2009Applicant: PROMEGA CORPORATIONInventors: Trent Gu, Fen Huang, James Robert Hartnett
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Patent number: 7504220Abstract: The present invention relates to reverse transcription of RNA, and in particular to reverse transcription by thermostable DNA polymerases. Thermoactinomyces vulgaris and Bacillus stearothermophilus possess reverse transcriptase activity in the presence of magnesium or manganese ions. Methods, compositions, and kits for reverse transcription and RT-PCR are also provided.Type: GrantFiled: June 27, 2006Date of Patent: March 17, 2009Assignee: Promega CorporationInventors: Trent Gu, Fen Huang, James Robert Hartnett
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Publication number: 20070172879Abstract: The present invention provides compositions comprising thermostable DNA polymerases derived from hyperthermophilic eubacteria. In particular, the present invention comprises thermostable DNA polymerases from the hyperthermophilic eubacterial species Thermoactinomyces vulgaris. The present invention also provides methods for utilizing naturally-occurring and non-naturally-occurring forms of T. vulgaris DNA polymerase in sequencing, reverse transcription, and amplification reactions.Type: ApplicationFiled: March 19, 2007Publication date: July 26, 2007Inventors: Trent Gu, Fen Huang, James Hartnett
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Patent number: 7214522Abstract: The present invention provides compositions comprising thermostable DNA polymerases derived from hyperthermophilic eubacteria. In particular, the present invention comprises thermostable DNA polymerases from the hyperthermophilic eubacterial species Thermoactinomyces vulgaris. The present invention also provides methods for utilizing naturally-occurring and non-naturally-occurring forms of T. vulgaris DNA polymerase in sequencing, reverse transcription, and amplification reactions.Type: GrantFiled: May 23, 2003Date of Patent: May 8, 2007Assignee: Promega CorporationInventors: Trent Gu, Fen Huang, James Robert Hartnett
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Publication number: 20070082333Abstract: The present invention provides compositions comprising thermostable DNA polymerases derived from hyperthermophilic eubacteria. In particular, the present invention comprises thermostable DNA polymerases from the hyperthermophilic eubacterial species Thermoactinomyces vulgaris. The present invention also provides methods for utilizing naturally-occurring and non-naturally-occurring forms of T. vulgaris DNA polymerase in sequencing, reverse transcription, and amplification reactions.Type: ApplicationFiled: May 23, 2003Publication date: April 12, 2007Inventors: Trent Gu, Fen Huang, James Hartnett
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Publication number: 20060240468Abstract: The present invention relates to reverse transcription of RNA, and in particular to reverse transcription by thermostable DNA polymerases. Thermoactinomyces vulgaris and Bacillus stearothermophilus possess reverse transcriptase activity in the presence of magnesium or manganese ions. Methods, compositions, and kits for reverse transcription and RT-PCR are also provided.Type: ApplicationFiled: June 27, 2006Publication date: October 26, 2006Inventors: Trent Gu, Fen Huang, James Hartnett
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Patent number: 7094539Abstract: The present invention relates to reverse transcription of RNA, and in particular to reverse transcription by thermostable DNA polymerases. Thermoactinomyces vulgaris and Bacillus stearothermophilus possess reverse transcriptase activity in the presence of magnesium or manganese ions. Methods, compositions, and kits for reverse transcription and RT-PCR are also provided.Type: GrantFiled: June 24, 2002Date of Patent: August 22, 2006Assignee: Promega CorporationInventors: Trent Gu, Fen Huang, James Robert Hartnett
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Publication number: 20050214753Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: ApplicationFiled: February 22, 2001Publication date: September 29, 2005Applicant: Promega CorporationInventors: John Shultz, Martin Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Rhodes, Christine Andrews, James Hartnett, Trent Gu, Ryan Olson, Keith Wood, Roy Welch
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Patent number: 6730479Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: GrantFiled: February 22, 2001Date of Patent: May 4, 2004Assignee: Promega CorporationInventors: John William Shultz, Martin K. Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Byron Rhodes, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Ryan J. Olson, Keith V. Wood, Roy Welch
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Patent number: 6653078Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of predetermined nucleic acid target sequences using a multiplex assay format. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, genotyping, medical marker diagnostics, and the like.Type: GrantFiled: February 20, 2001Date of Patent: November 25, 2003Assignee: Promega CorporationInventors: Martin K. Lewis, Daniel Kephart, Richard Byron Rhodes, John William Shultz, Donna Leippe, Michelle Mandrekar, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Keith V. Wood, Roy Welch
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Publication number: 20030203358Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined exogenous nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: ApplicationFiled: February 9, 2001Publication date: October 30, 2003Applicant: Promega CorporationInventors: John William Shultz, Martin K. Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Byron Rhodes, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Ryan J. Olson, Keith V. Wood, Roy Welch
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Publication number: 20030194699Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of predetermined nucleic acid target sequences using a multiplex assay format. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, genotyping, medical marker diagnostics, and the like.Type: ApplicationFiled: February 20, 2001Publication date: October 16, 2003Applicant: Promega CorporationInventors: Martin K. Lewis, Daniel Kephart, Richard Byron Rhodes, John William Shultz, Donna Leippe, Michelle Mandrekar, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Keith V. Wood, Roy Welch
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Patent number: 6632645Abstract: The present invention provides compositions comprising thermostable DNA polymerases derived from hyperthermophilic eubacteria. In particular, the present invention comprises thermostable DNA polymerases from the hyperthermophilic eubacterial species Thermoactinomyces vulgaris. The present invention also provides methods for utilizing naturally-occurring and non-naturally-occurring forms of T. vulgaris DNA polymerase in sequencing, reverse transcription, and amplification reactions.Type: GrantFiled: March 2, 2000Date of Patent: October 14, 2003Assignee: Promega CorporationInventors: Trent Gu, Fen Huang, James Robert Hartnett
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Publication number: 20030180737Abstract: The present invention relates to reverse transcription of RNA, and in particular to reverse transcription by thermostable DNA polymerases. Thermoactinoinyces vulgaris and Bacillus stearothermophilus possess reverse transcriptase activity in the presence of magnesium or manganese ions. Methods, compositions, and kits for reverse transcription and RT-PCR are also provided.Type: ApplicationFiled: June 24, 2002Publication date: September 25, 2003Inventors: Trent Gu, Fen Huang, James Robert Hartnett
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Publication number: 20030077621Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined endogenous nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, spieciation, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: ApplicationFiled: May 20, 2002Publication date: April 24, 2003Applicant: Promega CorporationInventors: John William Shultz, Martin K. Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Byron Rhodes, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Ryan J. Olson, Keith V. Wood, Roy Welch
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Patent number: 6436677Abstract: The present invention relates to reverse transcription of RNA, and in particular to reverse transcription by thermostable DNA polymerases. Thermoactinomyces vulgaris and Bacillus stearothermophilus possess reverse transcriptase activity in the presence of magnesium or manganese ions. Methods, compositions, and kits for reverse transcription and RT-PCR are also provided.Type: GrantFiled: March 2, 2000Date of Patent: August 20, 2002Assignee: Promega CorporationInventors: Trent Gu, Fen Huang, James Robert Hartnett
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Patent number: 6391551Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined endogenous nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: GrantFiled: August 25, 1999Date of Patent: May 21, 2002Assignee: Promega CorporationInventors: John William Shultz, Martin K. Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Byron Rhodes, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Ryan J. Olson, Keith V. Wood, Roy Welch
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Patent number: 6312902Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: GrantFiled: September 27, 1999Date of Patent: November 6, 2001Assignee: Promega CorporationInventors: John William Shultz, Martin K. Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Byron Rhodes, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Ryan J. Olson, Roy Welch
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Publication number: 20010031470Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of a predetermined nucleic acid. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, determination of viral load, genotyping, medical marker diagnostics, and the like.Type: ApplicationFiled: February 22, 2001Publication date: October 18, 2001Applicant: Promega CorporationInventors: John William Shultz, Martin K. Lewis, Donna Leippe, Michelle Mandrekar, Daniel Kephart, Richard Byron Rhodes, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Ryan J. Olson, Keith V. Wood, Roy Welch
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Patent number: 6270973Abstract: Processes are disclosed using the depolymerization of a nucleic acid hybrid to qualitatively and quantitatively analyze for the presence of predetermined nucleic acid target sequences using a multiplex assay format. Applications of those processes include the detection of single nucleotide polymorphisms, identification of single base changes, speciation, genotyping, medical marker diagnostics, and the like.Type: GrantFiled: September 27, 1999Date of Patent: August 7, 2001Assignee: Promega CorporationInventors: Martin K. Lewis, Daniel Kephart, Richard Byron Rhodes, John William Shultz, Donna Leippe, Michelle Mandrekar, Christine Ann Andrews, James Robert Hartnett, Trent Gu, Keith V. Wood, Roy Welch