Patents by Inventor Brian LAFRENCE

Brian LAFRENCE 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: 11952814
    Abstract: A door assembly for selectively interlocking opposing doors each pivotably mounted at a hinge side thereof to a door frame so as to both open and close in the same direction includes a door handle assembly mounted to one door at a latch side thereof opposite the hinge side and carrying a first plurality of magnets, and another door handle assembly mounted to the other door at a latch side thereof opposite the hinge side and carrying a second plurality of magnets. The door handle assemblies are arranged relative to each other with the first and second pluralities of magnets aligned such each aligned pair of the first and second pluralities of magnets have opposite magnetic polarities, and the aligned first and second pluralities of magnets magnetically couple to each other as the door handle assemblies are brought into contact with each other.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: April 9, 2024
    Assignee: Larson Manufacturing Company of South Dakota, LLC
    Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
  • Publication number: 20230243195
    Abstract: A door assembly for selectively interlocking opposing doors each pivotably mounted at a hinge side thereof to a door frame so as to both open and close in the same direction includes a door handle assembly mounted to one door at a latch side thereof opposite the hinge side and carrying a first plurality of magnets, and another door handle assembly mounted to the other door at a latch side thereof opposite the hinge side and carrying a second plurality of magnets. The door handle assemblies are arranged relative to each other with the first and second pluralities of magnets aligned such each aligned pair of the first and second pluralities of magnets have opposite magnetic polarities, and the aligned first and second pluralities of magnets magnetically couple to each other as the door handle assemblies are brought into contact with each other.
    Type: Application
    Filed: December 29, 2022
    Publication date: August 3, 2023
    Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
  • Patent number: 11542733
    Abstract: A door assembly for selectively interlocking opposing doors each pivotably mounted at a hinge side thereof to a door frame so as to both open and close in the same direction includes a door handle assembly mounted to one door at a latch side thereof opposite the hinge side and carrying a first plurality of magnets, and another door handle assembly mounted to the other door at a latch side thereof opposite the hinge side and carrying a second plurality of magnets. The door handle assemblies are arranged relative to each other with the first and second pluralities of magnets aligned such each aligned pair of the first and second pluralities of magnets have opposite magnetic polarities, and the aligned first and second pluralities of magnets magnetically couple to each other as the door handle assemblies are brought into contact with each other.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: January 3, 2023
    Assignee: Larson Manufacturing Company of South Dakota, LLC
    Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
  • Publication number: 20210095502
    Abstract: A door assembly for selectively interlocking opposing doors each pivotably mounted at a hinge side thereof to a door frame so as to both open and close in the same direction includes a door handle assembly mounted to one door at a latch side thereof opposite the hinge side and carrying a first plurality of magnets, and another door handle assembly mounted to the other door at a latch side thereof opposite the hinge side and carrying a second plurality of magnets. The door handle assemblies are arranged relative to each other with the first and second pluralities of magnets aligned such each aligned pair of the first and second pluralities of magnets have opposite magnetic polarities, and the aligned first and second pluralities of magnets magnetically couple to each other as the door handle assemblies are brought into contact with each other.
    Type: Application
    Filed: October 19, 2020
    Publication date: April 1, 2021
    Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
  • Patent number: 10808438
    Abstract: A door assembly for selectively interlocking opposing doors each pivotably mounted at a hinge side thereof to a door frame so as to both open and close in the same direction includes a door handle assembly mounted to one door at a latch side thereof opposite the hinge side and carrying a first plurality of magnets, and another door handle assembly mounted to the other door at a latch side thereof opposite the hinge side and carrying a second plurality of magnets. The door handle assemblies are arranged relative to each other with the first and second pluralities of magnets aligned such each aligned pair of the first and second pluralities of magnets have opposite magnetic polarities, and the aligned first and second pluralities of magnets magnetically couple to each other as the door handle assemblies are brought into contact with each other.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: October 20, 2020
    Assignee: LARSON MANUFACTURING COMPANY OF SOUTH DAKOTA, INC.
    Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
  • Publication number: 20200165846
    Abstract: A door assembly for selectively interlocking opposing doors each pivotably mounted at a hinge side thereof to a door frame so as to both open and close in the same direction includes a door handle assembly mounted to one door at a latch side thereof opposite the hinge side and carrying a first plurality of magnets, and another door handle assembly mounted to the other door at a latch side thereof opposite the hinge side and carrying a second plurality of magnets. The door handle assemblies are arranged relative to each other with the first and second pluralities of magnets aligned such each aligned pair of the first and second pluralities of magnets have opposite magnetic polarities, and the aligned first and second pluralities of magnets magnetically couple to each other as the door handle assemblies are brought into contact with each other.
    Type: Application
    Filed: April 14, 2017
    Publication date: May 28, 2020
    Inventors: Ayako TAKASE, Robert HUTTON, IV, Patrick Scott GROSSMAN, Lynn K. VAN SICKLE, Tommy Leon KNIGHT, Dylan S. SCHLENVOGT, Brian LAFRENCE