trademark vs Photostat machine

trademark and Photostat machine both are nouns.

Word	Noun	Adjective	Verb	Adverb
trademark	Yes	No	Yes	No
Photostat machine	Yes	No	No	No

trademark (noun)	Photostat machine (noun)
a distinctive characteristic or attribute of someone or something	a duplicating machine that makes quick positive or negative copies directly on the surface of prepared paper
a formally registered symbol identifying the manufacturer or distributor of a product

trademark (verb)	Photostat machine (verb)
register the trademark of
mark with a brand or trademark