With the release of 126.96.36.199.12, the bi-monthly cadence of bundle patches for the OBIEE 188.8.131.52.x series will be suspended. We will continue to support the product and issue additional patches and updates as needed.
You should also be aware that the error correction support for that Product version ends April 2014.
For more Information about the Patchset see
MOS NOTE:1582215.1 – OBIEE 11g: Bugs Fixed in 184.108.40.206.12 Patch Set
If you are interested in a upgrade to Version 220.127.116.11 check this Information
MOS Note:1517518.1 – OBIEE Upgrade Advisor 11.1.1.x to 18.104.22.168.0
Also you may interested
MOS Note:1488475.1 – OBIEE 11g: Required and Recommended Patches and Patch Sets
As always comments are welcome