On the United States Patent and Trademark Office the Trademark Electronic Search System (TESS) has an entry for "SQL Server" that says
Word Mark SQL SERVER
And, then
Trademark Search Facility Classification Code
LETTER-3-OR-MORE
SQL Combination of three or more letters as part of the mark
Here is a screenshot,
How do I read that, does that mean the term SQL
is Trademarked by Microsoft? Other queries for example "SQL Boost" and "SQL Sonic" make no mention of SQL and explicitly say,
NO CLAIM IS MADE TO THE EXCLUSIVE RIGHT TO USE "SQL" APART FROM THE MARK AS SHOWN
NO CLAIM IS MADE TO THE EXCLUSIVE RIGHT TO USE "SQL" APART FROM THE MARK AS SHOWN
Going off this, should I assume Microsoft is making a claim at "SQL"?