Patents by Inventor Andrea Nelson

Andrea Nelson 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: 11938224
    Abstract: A 12-hour anti-tussive modified release solid tablet or tablet-in-capsule is described which comprises a benzonatate-silicon dioxide adsorbate powder in a hydrophilic matrix to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 1% release of the benzonatate within half an hour as determined in an in vitro dissolution assay.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: March 26, 2024
    Assignee: TRIS PHARMA INC
    Inventors: Andrea Nelson, Sachin Chaudhari, Nemichand B. Jain, Shivanand Puthli
  • Patent number: 11890267
    Abstract: A modified release benzonatate solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: February 6, 2024
    Assignee: TRIS PHARMA INC
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Publication number: 20220202762
    Abstract: A modified release benzonatate solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Application
    Filed: January 11, 2022
    Publication date: June 30, 2022
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Patent number: 11241411
    Abstract: A modified release benzonatate solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: February 8, 2022
    Assignee: Tris Pharma, Inc.
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Publication number: 20200163926
    Abstract: A modified release benzonatate solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Application
    Filed: October 30, 2019
    Publication date: May 28, 2020
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Publication number: 20180200221
    Abstract: A modified release benzonatate solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Application
    Filed: December 14, 2017
    Publication date: July 19, 2018
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Patent number: 9867797
    Abstract: A 12-hour anti-tussive modified release solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: January 16, 2018
    Assignee: TRIS PHARMA INC
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Patent number: 9408823
    Abstract: A 12-hour anti-tussive modified release solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: August 9, 2016
    Assignee: Tris Pharma, Inc.
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Publication number: 20160199341
    Abstract: A 12-hour anti-tussive modified release solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Application
    Filed: March 21, 2016
    Publication date: July 14, 2016
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Publication number: 20160008312
    Abstract: A 12-hour anti-tussive modified release solid tablet or capsule is described which comprises a benzonatate adsorbate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay.
    Type: Application
    Filed: September 24, 2015
    Publication date: January 14, 2016
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Patent number: 9180104
    Abstract: A 12-hour anti-tussive modified release solid tablet or capsule is described which comprises a benzonatate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay. The modified release may be provided by (a) a high melt temperature, water-insoluble wax or waxy substance, (b) a low viscosity hydrophilic polymer such a hydroxypropyl methylcellulose, (c) a reverse enteric coating, or combinations thereof. The benzonatate may be in an adsorbate with a silico or silicate or in a complex with a weak acidic ion exchange resin complex.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: November 10, 2015
    Assignee: Tris Pharma, Inc.
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Publication number: 20140271857
    Abstract: A 12-hour anti-tussive modified release solid tablet or capsule is described which comprises a benzonatate in a matrix with a sufficient amount of one or more pharmaceutically acceptable modified release pH-independent, substances to provide a 12-hour modified release profile to the benzonatate, wherein there is substantially no benzonatate release from the tablet or capsule in the buccal cavity and no more than about 25% release of the benzonatate within 1 hour as determined in an in vitro dissolution assay. The modified release may be provided by (a) a high melt temperature, water-insoluble wax or waxy substance, (b) a low viscosity hydrophilic polymer such a hydroxypropyl methylcellulose, (c) a reverse enteric coating, or combinations thereof. The benzonatate may be in an adsorbate with a silico or silicate or in a complex with a weak acidic ion exchange resin complex.
    Type: Application
    Filed: May 20, 2014
    Publication date: September 18, 2014
    Applicant: TRIS Pharma Inc.
    Inventors: Andrea Nelson, Quin-Zene Chen, Harsh Mehta, Yu-Hsing Tu
  • Patent number: 7629139
    Abstract: This invention relates to methods of the detection of enzymatically active enzymes in feed added in the pre-pelleting stage. Further, this invention relates to the field of detecting thermotolerant enzymes added to feed in the pre-pelleting stage. In particular, the invention relates to the detection of a phytase enzyme, in particular an E. coli phytase or an E. coli derived phytase in feed, such as Quantumâ„¢ Phytase.
    Type: Grant
    Filed: June 20, 2006
    Date of Patent: December 8, 2009
    Assignee: AB Enzymes GmbH
    Inventors: Shib Sankar Basu, Stephanie Winslow, Andrea Nelson, Makoto Ono, Scott Betts
  • Publication number: 20060286621
    Abstract: This invention relates to methods of the detection of enzymatically active enzymes in feed added in the pre-pelleting stage. Further, this invention relates to the field of detecting thermotolerant enzymes added to feed in the pre-pelleting stage. In particular, the invention relates to the detection of a phytase enzyme, in particular an E. coli phytase or an E. coli derived phytase in feed, such as Quantumâ„¢ Phytase.
    Type: Application
    Filed: June 20, 2006
    Publication date: December 21, 2006
    Inventors: Shib Basu, Stephanie Winslow, Andrea Nelson, Makoto Ono, Scott Betts
  • Patent number: 7037016
    Abstract: A comfort device which is both an oil applicator and backscratcher, and can also be used as a back massager. The device has a hollow handle which includes a volume of liquid that can be applied, with the volume of liquid being lotion, liquid soap, or oil. The applicator end of the device has both a back scratching mechanism and also a sponge to allow application of a portion of the volume of liquid.
    Type: Grant
    Filed: April 24, 2005
    Date of Patent: May 2, 2006
    Inventor: Andrea Nelson