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Jon D. Cohen
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Washington, DC, US
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Patents Grants
last 30 patents
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Patent Grant
Constructed response scoring mechanism
Patent number
10,643,489
Issue date
May 5, 2020
CAMBIUM ASSESSMENT, INC.
Jon D. Cohen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Constructed response scoring mechanism
Patent number
9,812,026
Issue date
Nov 7, 2017
American Institutes for Research
Jon D. Cohen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
System and method for optical mark recognition
Patent number
8,270,725
Issue date
Sep 18, 2012
American Institutes for Research
Jon D. Cohen
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Constructed Response Scoring Mechanism
Publication number
20180225983
Publication date
Aug 9, 2018
American Institutes for Research
Jon D. Cohen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
System and method for defining and applying scoring rubrics
Publication number
20120150328
Publication date
Jun 14, 2012
Jon D. Cohen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
CONSTRUCTED RESPONSE SCORING MECHANISM
Publication number
20110311958
Publication date
Dec 22, 2011
American Institutes for Research
Jon D. Cohen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
CONSTRUCTED RESPONSE SCORING MECHANISM
Publication number
20110311957
Publication date
Dec 22, 2011
American Institutes for Research
Jon D. Cohen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Constructed response scoring mechanism
Publication number
20100120010
Publication date
May 13, 2010
Jon D. COHEN
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
System and method for optical mark recognition
Publication number
20090232404
Publication date
Sep 17, 2009
Jon D. Cohen
G06 - COMPUTING CALCULATING COUNTING