Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 4, 2018
Patent Application Number
15635163
Date Filed
June 28, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A valve lockout device with viewing port is disclosed herein. The valve lockout device with viewing port includes a first clamshell member, a second clamshell member, and a hinge pivotably connecting the first clamshell member and second clamshell member. The valve lockout device with viewing port is useful for observing the operational state of a valve when it is locked out for maintenance tasks.
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