Its long been tested in the courts that unless you protect your IP, you will loose it.
NSA has been called NSA since the ‘60s and was often called “No Such Agency”
NSA has no (tm) so it can’t be claimed to be copywrited.
NSA has no (tm) so it can’t be claimed to be copywrited.
****************************
A good example of that is “CIA”. CIA is also the Culinary Institute of America, where many chefs are trained.