HOUGHTON MIFFLIN HARCOURT PUBLISHING COMPANY
Patent Owner
Stats
- 23 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Feb 13, 2018 most recent publication
Details
- 23 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 1,157 Total Citation Count
- Mar 13, 1998 Earliest Filing
- 8 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2016/0098,939 SYSTEM AND METHOD FOR REPRESENTING AND UPDATING A TEST-TAKER STATUS BY REMOTE POLLINGDec 14, 15Apr 07, 16[G09B]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9892650 Recovery of polled data after an online test platform failureSep 11, 07Feb 13, 18[G09B, G06Q]
9396664 Dynamic content, polling, and proctor approval for online test taker accommodationsOct 23, 07Jul 19, 16[G09B, G06Q]
9396665 Systems and methods for indicating a test taker status with an interactive test taker iconMay 22, 09Jul 19, 16[G09B, G06Q]
9390629 Systems and methods of data visualization in an online proctoring interfaceSep 11, 07Jul 12, 16[G09B]
9368041 Indicating an online test taker status using a test taker iconMay 22, 09Jun 14, 16[G09B, G06Q]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2013/0029,310 ONLINE TEST PROCTORING INTERFACE WITH TEST TAKER ICON AND MULTIPLE PANESAbandonedSep 25, 12Jan 31, 13[G09B]
2008/0102,432 DYNAMIC CONTENT AND POLLING FOR ONLINE TEST TAKER ACCOMODATIONSAbandonedSep 11, 07May 01, 08[G09B]
Top Inventors for This Owner
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