If you are using any of the modules listed in the first paragraph of your link, you should apply this patchset.
Thank you Srini!
Then I don't have to take this patch but, why don't I see any information pertaining to these two? Even if they are not licensed they have to be visible in the License Manager and their directory structure should exist right? Please explain.
Customer Relationship Management (CRM)
Oracle CRM Technology Foundation (JTT)