Msspx031201En

MS condemned to pay 62.3 mn USD for NetMeeting feature

According to an IDG article

The Patent Claims

US Patent 5,206,934

Claim 1 reads:

An apparatus for conferencing among at least two computers designated as local and remote user terminals, respectively, said apparatus comprising:

- means at said local user terminal for receiving and interpreting local user inputs and for producing local user action outputs;

- means at said local user terminal for encoding said local user action outputs into packets of encoded commands;

- means at said local user terminal for sending said encoded commands to at least one remote user terminal and for sending the same encoded commands to said local user terminal;

- means at said local and remote user terminals for receiving and decoding said encoded commands; and

- means at said local and remote user terminals for responding to the decoded commands by executing equivalent operations on data stored at said local and remote user terminals.

This claim seems to cover all ways of editing any kind of shared data by people at different locations. Anyone who writes net-conferencing software will want to enable such a feature and thereby infringe on this patent. The contestations of MS that the patent is too broad and their development independent are thus credible, but of little relevance. The incommensurate breadth of patent claims is normal, and not a basis for contesting their validity.

US only

According to patent family search at depatisnet, this patent was granted only in the US (a WIPO application was also filed, but apparently not pursued to the national stage).

Out-of-court settlement

By 2003-12-24, MS agreed to pay 60 mn USD to SPX by 2003-12-30 in order to avoid further litigation:

MS zahlt 60 mn USD an SPX

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