US Patent 8839907 Ladder safety apparatus

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8839907

Patent Inventor Names

Don M. Davis, Jr.0

Date of Patent

September 23, 2014

Patent Application Number

13362230

Date Filed

January 31, 2012

Patent Citations Received

‌

US Patent 11982127 Ladder safety device

‌

US Patent 11788352 Walkthrough and standoff mechanisms for ladders, ladders incorporating same and related methods

‌

US Patent 11913283 Ladder walkthrough

Patent Primary Examiner

‌

Alvin Chin-Shue

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