Patents by Inventor Luke Weith

Luke Weith 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).

  • MODIFIED UREA-FORMALDEHYDE BINDERS FOR NON-WOVEN FIBER GLASS MATS
    Publication number: 20250129244
    Abstract: A method of forming a binder composition includes providing a urea-formaldehyde resin and combining one or more starch compounds with the urea-formaldehyde resin to form a starch modified urea-formaldehyde resin. The one or more starch compounds may be combined with the urea-formaldehyde resin so that the starch modified urea-formaldehyde resin includes about 1 wt. % to about 10 wt. % of the one or more starch compounds.
    Type: Application
    Filed: December 30, 2024
    Publication date: April 24, 2025
    Inventors: Guodong Zheng, Mingfu Zhang, Luke Weith, Jawed Asrar
  • Modified urea-formaldehyde binders for non-woven fiber glass mats
    Patent number: 12195621
    Abstract: A method of forming a binder composition includes providing a urea-formaldehyde resin and combining one or more starch compounds with the urea-formaldehyde resin to form a starch modified urea-formaldehyde resin. The one or more starch compounds may be combined with the urea-formaldehyde resin so that the starch modified urea-formaldehyde resin includes about 1 wt. % to about 10 wt. % of the one or more starch compounds.
    Type: Grant
    Filed: May 30, 2023
    Date of Patent: January 14, 2025
    Assignee: Johns Manville
    Inventors: Guodong Zheng, Mingfu Zhang, Luke Weith, Jawed Asrar
  • MODIFIED UREA-FORMALDEHYDE BINDERS FOR NON-WOVEN FIBER GLASS MATS
    Publication number: 20230295413
    Abstract: A method of forming a binder composition includes providing a urea-formaldehyde resin and combining one or more starch compounds with the urea-formaldehyde resin to form a starch modified urea-formaldehyde resin. The one or more starch compounds may be combined with the urea-formaldehyde resin so that the starch modified urea-formaldehyde resin includes about 1 wt. % to about 10 wt. % of the one or more starch compounds.
    Type: Application
    Filed: May 30, 2023
    Publication date: September 21, 2023
    Inventors: Guodong Zheng, Mingfu Zhang, Luke Weith, Jawed Asrar
  • Modified urea-formaldehyde binders for non-woven fiber glass mats
    Patent number: 11697729
    Abstract: A method of forming a binder composition includes providing a urea-formaldehyde resin and combining one or more starch compounds with the urea-formaldehyde resin to form a starch modified urea-formaldehyde resin. The one or more starch compounds may be combined with the urea-formaldehyde resin so that the starch modified urea-formaldehyde resin includes about 1 wt. % to about 10 wt. % of the one or more starch compounds.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: July 11, 2023
    Assignee: Johns Manville
    Inventors: Guodong Zheng, Mingfu Zhang, Luke Weith, Jawed Asrar
  • MODIFIED UREA-FORMALDEHYDE BINDERS FOR NON-WOVEN FIBER GLASS MATS
    Publication number: 20210047508
    Abstract: A method of forming a binder composition includes providing a urea-formaldehyde resin and combining one or more starch compounds with the urea-formaldehyde resin to form a starch modified urea-formaldehyde resin. The one or more starch compounds may be combined with the urea-formaldehyde resin so that the starch modified urea-formaldehyde resin includes about 1 wt. % to about 10 wt. % of the one or more starch compounds.
    Type: Application
    Filed: August 16, 2019
    Publication date: February 18, 2021
    Inventors: Guodong Zheng, Mingfu Zhang, Luke Weith, Jawed Asrar