Court construes patents for integrating telephone and computer networks

 Comcast IP Holdings I, LLC v. Sprint Communications Company L.P., et al., C.A. No. 12-205-RGA, August 16, 2013

Andrews, J.  Claim construction opinion.

 On June 20, 2013, the court held a Markman hearing to construe patents directed to the integration of traditional telephone networks with computer networks.  The following disputed terms were construed:


“switched telecommunication system/telecommunication system;”

“requesting . . . a communication to be set up through the switched telecommunication system;”

“telecommunications system control apparatus;”

“URI/uniform resource identifier (URI)/universal resource identifier (URI)/universe resource name (URN);”

“DNS-type database system/DNS-type distributed database system;”

“domain name system signaling;”

“a substantial portion of the number string;”

“dial-up prompt [parameter];”

“telephony parameter;” and

“telephone usage of the telephony network.”

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