ARM released a statement today:
CAMBRIDGE UK - 6 November 2012 - ARM [(LSE: ARM); (NASDAQ: ARMH)] today announced that it is a leading member of Bridge Crossing LLC, a consortium of major technology companies affiliated with Allied Security Trust, which has entered into an agreement with MIPS to obtain rights to its patent portfolio. The MIPS patent portfolio includes 580 patents and patent applications covering microprocessor design, system-on-chip design and other related technology fields.
Imagination released a separate announcement today:
Imagination Technologies Group plc (LSE:IMG, "Imagination"), a leading multimedia, communications and embedded processor technology company, has signed an agreement to acquire the operating business and certain patent properties, as well as license rights to all of the remaining patent properties, of MIPS Technologies, Inc. ("MIPS"), a leading provider of CPU (central processing unit) processor architectures and cores, for a cash consideration of US$60 million.
In addition to the operating business of MIPS, Imagination’s purchase includes ownership of 82 key patent properties (the “Retained Patent Properties”) that are directly relevant to the MIPS® architecture, and comprehensive license rights to all of the remaining 498 MIPS’ patent properties (the “Divested Patent Properties”). In a separate transaction, the Divested Patent Properties are being sold to Bridge Crossing LLC, by MIPS for US$350 million.