Valve stäms för patentintrång rörande chatt och videoströmning

Valve Infringes the Gittins Patent
26. The Gittins Patent (U.S. Patent No. 6,578,079) was issued by the USPTO on June
10, 2003. BT is the lawful owner by assignment of all rights, title and interest in the Gittins
Patent, including the right to sue for patent infringement and damages, including past damages.
27. The Gittins Patent relates generally to providing users with content that originates
from multiple subscription services and delivering it through a single portal where a customer
may access content for which it has access rights. The user requests content directly from the
portal instead of requesting content separately from each of the subscription services. The portal
can obtain the items from the remote sources or, alternatively, from readily-accessible storage
associated with the portal where the items were previously stored so that they are available on
demand.
28. The Gittins Patent has previously been asserted in this Court in British
Telecommunications plc v. Google Inc., C.A. No. 11-1249-LPS and is the subject of a claim
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construction Order issued by Judge Stark dated September 9, 2013, and an accompanying
Memorandum Opinion of the same date.
29. As described in detail below, Valve’s Steam infringes the Gittins Patent as
construed by this Court. Valve’s Steam locally stores third-party content, such as video games,
and, through the Steam platform, makes them accessible to users who have access rights,
precisely as claimed.
Valve Infringes the Newton Patent
30. The Newton Patent (U.S. Patent No. 6,334,142) was issued by the USPTO on
December 25, 2001. BT is the lawful owner by assignment of all rights, title and interest in the
Newton Patent, including the right to sue for patent infringement and damages, including past
damages.
31. The Newton Patent relates generally to a method for delivering structured
messages comprised of information and data parts to an intended audience in a reliable and
predictable manner. Messages are stored as files at a server for retrieval by the intended clients.
Each client transmits requests for messages to the server at automatic and periodic intervals.
32. As described in detail below, Valve’s Steam Chat infringes the Newton Patent.
Valve’s Steam Chat delivers messages to users comprised of information and data parts. The
messages are stored as files at a Valve server for retrieval by the intended uses. The Valve
software client transmits requests for messages to the Valve server at automatic and periodic
intervals, which are subsequently displayed at user terminals.
Valve Infringes the Beddus Patent
33. The Beddus Patent (U.S. Patent No. 6,694,375) was issued by the USPTO on
February 17, 2004. BT is the lawful owner by assignment of all rights, title and interest in the
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Beddus Patent, including the right to sue for patent infringement and damages, including past
damages.
34. The Beddus Patent relates generally to a communications system in which a user
is provided with different communication mechanisms and each mechanism is associated with a
call control protocol. The user’s status is monitored, and when the user is determined to be
logged out of the system, persistent communication mechanisms are available and at least one
non-persistent communication mechanism is unavailable.
35. As described in detail below, Valve’s Steam Messaging infringes the Beddus
Patent. Valve operates a communications network to support Valve Steam Messaging where
users are provided with different communications mechanisms (e.g., text chat and VoIP calls),
and each mechanism is associated with a call control protocol. A user’s status is monitored, and
when the user is determined to be logged out of the system, text chat (here, a persistent
communication mechanism) is available and VoIP calls are disabled.
Valve Infringes the Buckley Patent
36. The Buckley Patent (U.S. Patent No. 7,167,142) was issued by the USPTO on
January 23, 2007. BT is the lawful owner by assignment of all rights, title and interest in the
Buckley Patent, including the right to sue for patent infringement and damages, including past
damages.
37. The Buckley Patent generally relates to a multi-user display system and method
for controlling a communal display that includes at least two independent workstations and an
interface server for connection to a data network.
38. As described in detail below, Valve’s Steam Broadcasting infringes the Buckley
Patent. Steam Broadcasting controls a communal display that allows a game player to share a
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streaming video of their game play with one or more second users. Steam Broadcasting also
uses an interface server that manages the users and their requests