Patents by Inventor Josue Perez

Josue Perez 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).

  • Process for reducing 3,3,3-trifluoropropyne in 2,3,3,3-tetrafluoropropene
    Patent number: 10913697
    Abstract: The invention relates to a process for reducing the concentration of a fluorinated alkyne impurity, such as 3,3,3-trifluoropropyne (TFPY), in 2,3,3,3-tetrafluoropropene (HFO-1234yf) which comprises contacting such a mixture with a caustic material, such as sodium hydroxide (NaOH), under conditions effective to reduce the concentration of the fluorinated alkyne impurity, including in some practices reducing the concentration by at least about 50%.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: February 9, 2021
    Assignee: Honeywell International Inc.
    Inventors: Haiyou Wang, Hsueh Sung Tung, Willie Josue Perez, Yian Zhai, Ralph John Borowski, Fang Huang Tu, Lucas Peter Labuda, John L. Welch
  • PROCESS FOR REDUCING 3,3,3-TRIFLUOROPROPYNE IN 2,3,3,3-TETRAFLUOROPROPENE
    Publication number: 20200055804
    Abstract: The invention relates to a process for reducing the concentration of a fluorinated alkyne impurity, such as 3,3,3-trifluoropropyne (TFPY), in 2,3,3,3-tetrafluoropropene (HFO-1234yf) which comprises contacting such a mixture with a caustic material, such as sodium hydroxide (NaOH), under conditions effective to reduce the concentration of the fluorinated alkyne impurity, including in some practices reducing the concentration by at least about 50%.
    Type: Application
    Filed: November 2, 2017
    Publication date: February 20, 2020
    Inventors: Haiyou Wang, Hsueh Sung Tung, Willie Josue Perez, Yian Zhai, Ralph John Borowski, Fang Huang Tu, Lucas Peter Labuda, John L. Welch
  • Systems, methods, and apparatuses for performing search queries
    Patent number: 10242047
    Abstract: Exemplary methods, apparatuses, and systems for processing a search query of a user are detailed. For example, a search query may be received from a user at a social networking system, processed to generate a search result of a plurality of entity result cards and each result card that each include a plurality of order comments about the entity, a plurality of ordered images associated with the entity, contact information for the entity, wherein the comments and images take into account information about the user stored at the social networking system, and a result send to the user.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: March 26, 2019
    Assignee: FACEBOOK, INC.
    Inventors: Josue Perez, Tuhin Kumar, Junfeng He, Ariel Benjamin Evnine, Christina Joan Sauper, Zhongxian Chen, Christine Morck Rode, Sadi Sufi Khan, Kathryn Elizabeth Hymes
  • Systems, Methods, and Apparatuses for Performing Search Queries
    Publication number: 20160140167
    Abstract: Exemplary methods, apparatuses, and systems for processing a search query of a user are detailed. For example, a search query may be received from a user at a social networking system, processed to generate a search result of a plurality of entity result cards and each result card that each include a plurality of order comments about the entity, a plurality of ordered images associated with the entity, contact information for the entity, wherein the comments and images take into account information about the user stored at the social networking system, and a result send to the user.
    Type: Application
    Filed: November 19, 2014
    Publication date: May 19, 2016
    Inventors: Josue Perez, Tuhin Kumar, Junfeng He, Ariel Benjamin Evnine, Christina Joan Sauper, Zhongxian Chen, Christine Morck Rode, Sadi Sufi Khan, Kathryn Elizabeth Hymes