Patent & IP news archive

Nuance Communications Inc. et. al.
v. Shanghai Hanxiang (Cootek) Information Technology Co. Ltd. et. al.

Complaint for Patent Infringement
Civil Action No. 1:13-cv-00095-UNA; no judge yet assigned.
Filed on Jan. 16, 2013 in the U.S. District Court for the District of Delaware;

Plaintiffs

v.
ZI Corporation of Canada
Morris, Nichols, Arsht & Tunnell LLP; Wilmington, DE
Jack B. Blumenfeld
Michael J. Flynn
Karen Jacobs Louden

Nuance Communications
Tegic Communications

Defendants

Information Technology
Shanghai Hanxiang Information Technology

Patents in case

  • 7,098,896: “System and method for continuous stroke word-based text input” by Kushler et. al. Prosecuted by Black Lowe & Graham PLLC. Includes 51 claims (2 indep.). Was application 10/346,366. Granted 8/29/2006.
  • 7,750,891: “Selective input system based on tracking of motion parameters of an input device” by Stephanick et. al. Prosecuted by Glenn; Michael A. Glenn Patent Group. Includes 143 claims (17 indep.). Was application 10/881,819. Granted 7/6/2010.
  • 7,453,439: “System and method for continuous stroke word-based text input” by Kushler et. al. Prosecuted by Black Lowe & Graham PLLC. Includes 63 claims (2 indep.). Was application 10/710,575. Granted 11/18/2008.

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Case documents (PDF)

Fig. 1 from 7,750,891

7,750,891 figure 1

Litigant weblinks

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