Patent & IP news archive

Optoplex Corporation
v. O-Net Communications (USA), Inc. et. al.

Complaint for Patent Infringement
Civil Action No. 4:12-cv-05996-KAW, the Hon. Kandis A. Westmore presiding.
Filed on Nov. 26, 2012 in the U.S. District Court for the Northern District of California;

Plaintiffs

v.
Optoplex
White & Case LLP; Palo Alto, CA
Kao-Yu Hsu
Bijal Vijay Vakil

Defendants

O-Net Communications Group
O-Net Communications

Patents in case

  • 6,587,204: “Application of a step-phase interferometer in optical communication” by Hsieh. Prosecuted by Wooldridge; John P.. Includes 46 claims (3 indep.). Was application 09/801,335. Granted 7/1/2003.
  • 7,522,343: “Michelson interferometer based delay line interferometers” by Hsieh. Prosecuted by Wooldridge; John P. Durando; Antonio R.. Includes 13 claims (4 indep.). Was application 11/485,653. Granted 4/21/2009.

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Case documents (PDF)

Fig. 1 from 7,522,343

7,522,343 figure 1

Litigant weblinks

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