TechWhirl (TECHWR-L) is a resource for technical writing and technical communications professionals of all experience levels and in all industries to share their experiences and acquire information.
For two decades, technical communicators have turned to TechWhirl to ask and answer questions about the always-changing world of technical communications, such as tools, skills, career paths, methodologies, and emerging industries. The TechWhirl Archives and magazine, created for, by and about technical writers, offer a wealth of knowledge to everyone with an interest in any aspect of technical communications.
I'm not a lawyer, I don't even play one on T.V., but my understanding is
that we need only use the trademark symbol in the first instance of any
trademarked term. This would be something to shove by your company's legal
department or lawyer.
As for the problem of repeating a really long product name: 1) I'd find and
define an acronym. 2) This points to a realllllly fundamental issue with the
product, doesn't it (is the name also in all-caps?).