I have a customer who was looking for end of support information for a Proliant server they have. As an example I wanted to show the HP-UX and Integrity end of support matrix I have used over the years. I found a couple of posts and the links were old so here is an updated link using the hpe site. Just an FYI.
http://h20195.www2.hpe.com/V2/GetDocument.aspx?docname=4AA4-7673ENW&cc=us&lc=en