Patents by Inventor Yanxin Shen

Yanxin Shen 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: 12291715
    Abstract: Provided herein are genetic markers and a coding sequence associated with a low- or ultra-low anatabine trait in tobacco.
    Type: Grant
    Filed: December 4, 2023
    Date of Patent: May 6, 2025
    Assignee: Altria Client Services LLC
    Inventors: Chengalrayan Kudithipudi, Alec J. Hayes, Robert Frank Hart, III, Yanxin Shen, Jesse Frederick, Dongmei Xu
  • Patent number: 12286637
    Abstract: The present disclosure provides the identification of genes involved in sucker growth in tobacco. Also provided are promoters that are preferentially active in tobacco axillary buds. Also provided are modified tobacco plants comprising reduced or no sucker growth. Also provided are methods and compositions for producing modified tobacco plants comprising reduced or no sucker growth.
    Type: Grant
    Filed: December 12, 2023
    Date of Patent: April 29, 2025
    Assignee: ALTRIA CLIENT SERVICES LLC
    Inventors: Dongmei Xu, Jesse Frederick, Chengalrayan Kudithipudi, Yanxin Shen, James Strickland, Jaemo Yang
  • Publication number: 20250129379
    Abstract: The present disclosure provides the identification of genes involved in sucker growth in tobacco. Also provided are promoters that are preferentially active in tobacco axillary buds. Also provided are modified tobacco plants comprising reduced or no sucker growth. Also provided are methods and compositions for producing modified tobacco plants comprising reduced or no sucker growth.
    Type: Application
    Filed: December 18, 2024
    Publication date: April 24, 2025
    Applicant: Altria Client Services LLC
    Inventors: Dongmei Xu, Chengalrayan Kudithipudi, Yanxin Shen, Jaemo Yang, Jesse Frederick, James Strickland
  • Patent number: 12270037
    Abstract: The present disclosure provides composition and methods for improving leaf quality of low-alkaloid tobacco plants. Also provided are the identification and genetic engineering of target genes (Leaf Quality Genes) for producing tobacco plants with altered total alkaloid and nicotine levels and commercially acceptable leaf grade, their development via breeding or transgenic approaches, and production of tobacco products from these tobacco plants.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: April 8, 2025
    Assignee: Altria Client Services LLC
    Inventors: Chengalrayan Kudithipudi, Rajanikanth Govindarajulu, Nazmul Bhuiyan, Raja Payyavula, Yanxin Shen, Dongmei Xu
  • Publication number: 20250101447
    Abstract: This disclosure provides a number of sequences involved in axillary bud growth in tobacco, methods of using such sequences, tobacco plants carrying modifications to such sequences or transgenes of such sequences, and tobacco products made from tobacco leaf harvested from such plants.
    Type: Application
    Filed: December 9, 2024
    Publication date: March 27, 2025
    Applicant: Altria Client Services LLC
    Inventors: Chengalrayan Kudithipudi, Yanxin Shen, Dongmei Xu, Jesse Frederick, Jaemo Yang
  • Publication number: 20250064011
    Abstract: This disclosure provides a number of sequences involved in the transport of alkaloids from the root to the leaf in tobacco, methods of using such sequences, tobacco plants carrying modifications to such sequences, and tobacco products made from such plants.
    Type: Application
    Filed: November 11, 2024
    Publication date: February 27, 2025
    Applicant: Altria Client Services LLC
    Inventors: Jesse Frederick, Yanxin Shen, Dongmei Xu, Ujwala Warek, James Arthur Strickland
  • Patent number: 12209249
    Abstract: The present disclosure provides the identification of genes involved in sucker growth in tobacco. Also provided are promoters that are preferentially active in tobacco axillary buds. Also provided are modified tobacco plants comprising reduced or no sucker growth. Also provided are methods and compositions for producing modified tobacco plants comprising reduced or no sucker growth.
    Type: Grant
    Filed: September 28, 2023
    Date of Patent: January 28, 2025
    Assignee: Altria Client Services LLC
    Inventors: Dongmei Xu, Chengalrayan Kudithipudi, Yanxin Shen, Jaemo Yang, Jesse Frederick, James Strickland
  • Patent number: 12203082
    Abstract: This disclosure provides a number of sequences involved in axillary bud growth in tobacco, methods of using such sequences, tobacco plants carrying modifications to such sequences or transgenes of such sequences, and tobacco products made from tobacco leaf harvested from such plants.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: January 21, 2025
    Assignee: Altria Client Services LLC
    Inventors: Chengalrayan Kudithipudi, Yanxin Shen, Dongmei Xu, Jesse Frederick, Jaemo Yang
  • Publication number: 20240368614
    Abstract: The present disclosure provides approaches for reducing tobacco-specific nitrosamines (TSNAs) in tobacco. Some of these approaches include genetically engineering tobacco plants to increase one or more antioxidants, increase oxygen radicle absorbance capacity (ORAC), increase phenylalanine, or reduce nitrite. Also provided are methods and compositions for producing modified tobacco plants and tobacco products therefrom comprising reduced TSNAs.
    Type: Application
    Filed: May 1, 2024
    Publication date: November 7, 2024
    Applicant: Altria Client Services LLC
    Inventors: Chengalrayan KUDITHIPUDI, Dongmei XU, James STRICKLAND, Yanxin SHEN
  • Publication number: 20240218386
    Abstract: The present disclosure provides composition and methods for manipulating alkaloid or nicotine levels in tobacco plants. Also provided are the identification and genetic engineering of target genes (e.g., arginine decarboxylase (ADC), aspartate oxidase (AO), or ornithine decarboxylase (ODC)) for producing tobacco plants with altered total alkaloid and nicotine levels and commercially acceptable leaf grade, their development via breeding or transgenic approaches, and production of tobacco products from these tobacco plants.
    Type: Application
    Filed: December 2, 2020
    Publication date: July 4, 2024
    Applicant: ALTRIA CLIENT SERVICES LLC
    Inventors: Chengalrayan KUDITHIPUDI, Chengalrayan KUDITHIPUDI, Yanxin SHEN, Dongmei XU
  • Patent number: 11999961
    Abstract: The present disclosure provides approaches for reducing tobacco-specific nitrosamines (TSNAs) in tobacco. Some of these approaches include genetically engineering tobacco plants to increase one or more antioxidants, increase oxygen radicle absorbance capacity (ORAC), increase phenylalanine, or reduce nitrite. Also provided are methods and compositions for producing modified tobacco plants and tobacco products therefrom comprising reduced TSNAs.
    Type: Grant
    Filed: June 1, 2022
    Date of Patent: June 4, 2024
    Assignee: Altria Client Services LLC
    Inventors: Chengalrayan Kudithipudi, Dongmei Xu, James Strickland, Yanxin Shen
  • Publication number: 20240150783
    Abstract: This disclosure provides tobacco plants that exhibit altered photosynthesis as well as methods of making and using such plants.
    Type: Application
    Filed: November 9, 2023
    Publication date: May 9, 2024
    Applicant: ALTRIA CLIENT SERVICES LLC
    Inventors: Yanxin SHEN, Dongmei XU
  • Publication number: 20240155248
    Abstract: A method and apparatus for generating a high-dynamic-range image, storage medium, and electronic device are provided.
    Type: Application
    Filed: November 3, 2023
    Publication date: May 9, 2024
    Applicant: Rockchip Electronics Co., Ltd.
    Inventors: Yanxin SHEN, Ning LUO, Huimin SONG
  • Patent number: 11970702
    Abstract: The present invention generally relates to methods and materials involved in producing tobacco plants having reduced levels of conversion of nicotine to nornicotine. In certain embodiments, the invention is directed to mutations in a nicotine demethylase gene, tobacco plants comprising mutations in a nicotine demethylase gene, and tobacco compositions and products thereof. In other embodiments, the invention is directed toward nicotine demethylase RNA interference, tobacco plants comprising a nicotine demethylase RNA interference transgene, and tobacco compositions and products thereof.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: April 30, 2024
    Assignee: U.S. Smokeless Tobacco Company LLC
    Inventors: Dongmei Xu, Mark T. Nielsen, Yanxin Shen
  • Publication number: 20240117371
    Abstract: Provided herein are genetic markers and a coding sequence associated with a low- or ultra-low anatabine trait in tobacco.
    Type: Application
    Filed: December 4, 2023
    Publication date: April 11, 2024
    Applicant: ALTRIA CLIENT SERVICES INC.
    Inventors: Chengalrayan KUDITHIPUDI, Alec J. HAYES, Robert Frank HART, III, Yanxin SHEN, Jesse FREDERICK, Dongmei XU
  • Publication number: 20240102038
    Abstract: The present disclosure provides the identification of genes involved in sucker growth in tobacco. Also provided are promoters that are preferentially active in tobacco axillary buds. Also provided are modified tobacco plants comprising reduced or no sucker growth. Also provided are methods and compositions for producing modified tobacco plants comprising reduced or no sucker growth.
    Type: Application
    Filed: December 12, 2023
    Publication date: March 28, 2024
    Applicant: ALTRIA CLIENT SERVICES LLC
    Inventors: Dongmei XU, Jesse FREDERICK, Chengalrayan KUDITHIPUDI, Yanxin SHEN, James STRICKLAND, Jaemo YANG
  • Publication number: 20240067977
    Abstract: The present disclosure provides composition and methods for improving leaf quality of low-alkaloid tobacco plants. Also provided are the identification and genetic engineering of target genes (Leaf Quality Genes) for producing tobacco plants with altered total alkaloid and nicotine levels and commercially acceptable leaf grade, their development via breeding or transgenic approaches, and production of tobacco products from these tobacco plants.
    Type: Application
    Filed: October 9, 2020
    Publication date: February 29, 2024
    Applicant: ALTRIA CLIENT SERVICES LLC
    Inventors: Chengalrayan KUDITHIPUDI, Rajanikanth GOVINDARAJULU, Nazmul BHUIYAN, Raija PAYYAVULA, Yanxin SHEN, Dongmei XU
  • Publication number: 20240035042
    Abstract: The present disclosure provides the identification of genes involved in sucker growth in tobacco. Also provided are promoters that are preferentially active in tobacco axillary buds. Also provided are modified tobacco plants comprising reduced or no sucker growth. Also provided are methods and compositions for producing modified tobacco plants comprising reduced or no sucker growth.
    Type: Application
    Filed: September 28, 2023
    Publication date: February 1, 2024
    Applicant: ALTRIA CLIENT SERVICES LLC
    Inventors: Dongmei XU, Chengalrayan KUDITHIPUDI, Yanxin SHEN, Jaemo YANG, Jesse FREDERICK, James STRICKLAND
  • Patent number: 11879130
    Abstract: The present disclosure provides the identification of genes involved in sucker growth in tobacco. Also provided are promoters that are preferentially active in tobacco axillary buds. Also provided are modified tobacco plants comprising reduced or no sucker growth. Also provided are methods and compositions for producing modified tobacco plants comprising reduced or no sucker growth.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: January 23, 2024
    Assignee: ALTRIA CLIENT SERVICES LLC
    Inventors: Dongmei Xu, Jesse Frederick, Chengalrayan Kudithipudi, Yanxin Shen, James Strickland, Jaemo Yang
  • Publication number: 20240018536
    Abstract: The present disclosure relates to compositions and methods related to tissue-specific promoters and their uses in plants, including tobacco and Cannabis. The provided trichome-specific promoters enable the expression of heterologous polynucleotides in trichome tissues.
    Type: Application
    Filed: August 15, 2023
    Publication date: January 18, 2024
    Inventors: Chengalrayan KUDITHIPUDI, Yanxin SHEN, Dongmei XU, Michael Paul TIMKO, Roel RABARA