Selected Patents

System and method for computer-based automatic essay scoring, U.S. Patent Number, 6,181,909, January 30, 2001  (with Bruce Kaplan, Don Rock, Martin Chodorow, Chi Lu, Susanne Wolff, Lisa Braden-Harder, and Karen Kukich)

Method And System For Detecting Off-Topic Essays Without Topic-Specific Training, U.S. Patent Number 7,711,312, May 4, 2010. (with Derrick Higgins).

Method and system for determining text coherence, U.S. Patent Number 7,720,675, May 18, 2010. (with Derrick Higgins, Daniel Marcu, and Claudia Gentile).

Methods for automated essay analysis, U.S. Patent Number, 7,729,655, June 1, 2010 (with Daniel Marcu, Slava Andreyev, Martin Chodorow, and Claudia Leacock)

Automated Annotation, U.S. Patent Number 7,796,937, September 10,  2010 (with Daniel Marcu).

Automated Essay Scoring System, U.S. Patent Number 7,831,196, November 9,  2010 (with Yigal Attali and Slava Andreyev).

Method and System for Automatic Generation of Adapted Content to Facilitate Reading Skill Development for Language Learners, U.S. Patent Number 8,239,762, issued August 7, 2012 (with Jane Shore, John Sabatini, and Matthew Ventura)

System and method for automated scoring of a summary-writing task, U.S. Patent Number 9,576,249, February 21, 2017 (with Nitin Madnani).

Computer-Implemented Systems and Methods for Measuring Discourse Coherence, U.S. Patent Number, 20150248397, February 28, 2017 (with Swapna Somasundaran  and  Martin Chodorow).

Systems and methods for determining the effectiveness of source material usage, U.S. Patent Number, 10,339,826, July 12, 2019 (with Swapna Somasundaran  and  Martin Chodorow).

Computer-implemented Systems And Methods For Detection Of Sentiment In Writing, U.S. Patent Number, 11410072, August 9, 2022 (with B. Beigman-Klebanov, Nitin Madnani, Joel Tetreault & Adam Faulkner)