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US Patent 7322461 Guide rail for stairlifts

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Patent Citations Received
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US Patent 11834302 Stairlift
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Patent Citations Received
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US Patent 11753278 Stairlift rail and method of forming same
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Patent abstract

The present invention provides a stairlift rail of non-circular cross-section. The wall surfaces of the rail define a single internal cavity and the outer surface of the rail is free of additional members added to the rail in order to prevent rotation of a stairlift carriage about the rail axis.

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edited on 16 Jul, 2023
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US Patent 07322461 Guide rail for stairlifts US Patent 7322461 Guide rail for stairlifts

Infobox
Patent Number
0732246100
Patent Number
732246100
Edits on 23 May, 2023
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edited on 23 May, 2023
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=0732246100
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edited on 28 Mar, 2023
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
073224610
Date of Patent
January 29, 2008
0
Patent Application Number
105350210
Date Filed
November 5, 2003
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=073224610
Patent Primary Examiner
‌
James R Bidwell
0
Edits on 26 Sep, 2022
"Entity importer update"
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Golden AI
edited on 26 Sep, 2022
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
073224610
Date of Patent
January 29, 2008
0
Patent Application Number
105350210
Date Filed
November 5, 2003
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=073224610
Patent Primary Examiner
‌
James R Bidwell
0
Edits on 17 Jun, 2022
"Entity importer update"
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edited on 17 Jun, 2022
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07322461
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"Created via: Entity Importer"
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 US Patent 07322461 Guide rail for stairlifts

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07322461
Date of patent
January 29, 2008
Patent application number
10535021
Date Filed
November 5, 2003
Patent primary examiner
‌
James R Bidwell

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