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).
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Patent number: 12326022Abstract: 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: GrantFiled: March 13, 2024Date of Patent: June 10, 2025Assignee: Larson Manufacturing Company of South Dakota, LLCInventors: Ayako P. Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
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Publication number: 20240279969Abstract: 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: ApplicationFiled: March 13, 2024Publication date: August 22, 2024Inventors: Ayako P. Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
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Patent number: 11952814Abstract: 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: GrantFiled: December 29, 2022Date of Patent: April 9, 2024Assignee: Larson Manufacturing Company of South Dakota, LLCInventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
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Publication number: 20230243195Abstract: 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: ApplicationFiled: December 29, 2022Publication date: August 3, 2023Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
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Patent number: 11542733Abstract: 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: GrantFiled: October 19, 2020Date of Patent: January 3, 2023Assignee: Larson Manufacturing Company of South Dakota, LLCInventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
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Publication number: 20210095502Abstract: 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: ApplicationFiled: October 19, 2020Publication date: April 1, 2021Inventors: Ayako Takase, Robert Hutton, IV, Patrick Scott Grossman, Lynn K. Van Sickle, Tommy Leon Knight, Dylan S. Schlenvogt, Brian Lafrence
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Patent number: 10808438Abstract: 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: GrantFiled: April 14, 2017Date of Patent: October 20, 2020Assignee: 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
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Publication number: 20200165846Abstract: 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: ApplicationFiled: April 14, 2017Publication date: May 28, 2020Inventors: Ayako TAKASE, Robert HUTTON, IV, Patrick Scott GROSSMAN, Lynn K. VAN SICKLE, Tommy Leon KNIGHT, Dylan S. SCHLENVOGT, Brian LAFRENCE