US Patent 9856682 Classroom access restraint
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Patent Citations Received
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Patent abstract
An apparatus and method for efficiently restricting access to a classroom is described. The apparatus is particularly well suited for a school teacher needing to quickly barricade the classroom door and restrict access into the classroom. The apparatus of the present invention is efficiently slid under the door and tightened to the door and jamb to restrain the opening of the door.
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Patent Inventor Names
Shari Cook0
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US Patent 09856682 Classroom access restraint US Patent 9856682 Classroom access restraint
Infobox
Patent Number
098566820
Patent Number
98566820
Edits on 25 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
098566820
Date of Patent
January 2, 2018
0Patent Application Number
149963280
Date Filed
January 15, 2016
0Patent Primary Examiner
Edits on 16 Jan, 2022
Golden AI
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US Patent 09856682 Classroom access restraint
Infobox
Is a
Patent jurisdiction
Patent number
09856682
Date of patent
January 2, 2018
Patent application number
14996328
Date Filed
January 15, 2016
Patent primary examiner
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