Patent & IP news archive

CAO Group
v. Sybron Dental Specialities et. al.

Complaint for Patent Infringement
Civil Action No. 2:12-cv-01062-EJF, the Hon. Evelyn J. Furse presiding.
Filed on Nov. 14, 2012 in the U.S. District Court for the District of Utah;

Plaintiffs

v.
CAO Group
Maschoff Gilmore & Israelsen; Park City, UT
Mark W. Ford
Kirk R. Harris
Charles J. Veverka

Defendants

Kerr
Sybron Dental Specialities

Patents in case

  • 6,719,559: “Curing light” by Cao. Prosecuted by McCarthy; Daniel P. Parsons Behle & Latimer. Includes 20 claims (3 indep.). Was application 10/076,128. Granted 4/13/2004.
  • 6,799,967: “Light for use in activating light-activated materials, the light having a plurality of light emitting.” by Cao. Prosecuted by McCarthy; Daniel P. Parsons Behle & Latimer. Includes 60 claims (3 indep.). Was application 10/188,520. Granted 10/5/2004.
  • 6,755,648: “Curing light” by Cao. Prosecuted by McCarthy; Daniel P. Parsons Behle & Latimer. Includes 11 claims (7 indep.). Was application 10/067,692. Granted 6/29/2004.
  • 6,783,362: “Dental curing light using primary and secondary heat sink combination” by Cao. Prosecuted by McCarthy; Daniel P. Parsons Behle & Latimer. Includes 20 claims (3 indep.). Was application 10/017,272. Granted 8/31/2004.
  • 6,955,537: “LIGHT FOR USE IN ACTIVATING LIGHT-ACTIVATED MATERIALS, THE LIGHT HAVING A PLURALITY OF LIGHT EMITTING.” by Cao. Prosecuted by McCarthy; Daniel P. Parsons Behle & Latimer. Includes 21 claims (3 indep.). Was application 10/189,255. Granted 10/18/2005.

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Case documents (PDF)

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