Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. A name, symbol, or other device identifying a product, officially registered and legally restricted to the use of the owner or manufacturer.
- n. A distinctive characteristic by which a person or thing comes to be known: the shuffle and snicker that became the comedian's trademark.
- v. To label (a product) with proprietary identification.
- v. To register (something) as a trademark.
Wiktionary
- adj. informal distinctive, characteristic, signature
- n. A word, symbol, or phrase used to identify a particular company's product and differentiate it from other companies' products.
- n. Any proprietary business, product or service name.
- v. To register something as a trademark.
- v. To so label a product.
Examples
“A trademark is a word, phrase, symbol or design, or a combination of words, phrases, symbols or designs, that identifies and distinguishes the source of the goods of one party from those of others.”
“A further trademark is the blokeish matiness between Jack and his many friends and associates, which he regularly uses to help his investigation along.”
“Designing a trademark is a multi-step process for us.”
“After some small businesses complained about what they call "trademark bullying," Congress mandated a study of the issue.”
“Copyright confers the exclusive right to control copying; trademark is the right to sue people who might mislead your customers, tricking them into thinking that a product that looks like yours came from you.”
“There is a “fair use” defense in trademark law that protects just these kinds of uses, where descriptive terms are being used in their descriptive sense; the right to sue for infringement of a registered mark is subject to the defense that.”
“This claim about there being current litigation on the T&T trademark is a complete fabrication, as the owner of the T&T trademark, Flying Buffalo, Inc. and Rick Loomis, has said himself that he has not started any litigation regarding T&T.”
Outlaw Press/Jim Shipman Sinks To Demented, Pathetic New Lows In Art Theft Scandal « Geek Related
“Willie's D bottled up Tech's vaunted ground game, whose trademark is the long run.”
UGA coaches Bobo, Martinez shine in win over Georgia Tech - sports
“Nos. 2 and 3: At The Villages, a married couple displayed on their living-room wall “a print by Thomas Kinkade, an evangelical oil painter with an unusually devoted following, whose trademark is Painter of Light.””
“Also, while we will start accepting new ads that contain trademark terms as of 11am PDT on May 15th, those ads will not begin showing until June 15th.”
Lists
These user-created lists contain the word ‘trademark’.
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Distinguishing Marks
assay-mark, stamp, seal, cedula, cartouse, cachet, brand, mark, hallmark, armorial device, coat of arms, emblem and 150 more...
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Marks
names of punctuation marks, accent marks, and other graphic signs and graphical characters used in printed, written, or digital text.
comma, period, parenthesis, apostrophe, colon, semicolon, slash, stroke, brackets, dash, em dash, en dash and 72 more...
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JURI - customs glossary
customhouse, baseline scenario, border enforcement, counterfeiting, copyright, relate..., Customs 2013 WG, customs authorities, customs supervision, disaggregated con..., design, detained goods, dispatch and 21 more...
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trademark
all of these are from 7 English
dictionaries and Macquarie dictionary
I havent listed capitalized ones yet
but Viagra would be one and common
words like sterling a sub-machi...agene, adware, airbus, alnico, amberina, amarone, apiezon, aspirin, atebrin, atebrine, autocue, autoharp and 774 more...
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Basic English Vocabulary
Very basic words for ESL students.
contemplate, container, consumer, consultant, consensus, conscious, conscience, connection, confusion, confront, conflict, confident and 4334 more...
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Expressions
(Facial)
pained, pitiful, reproachful, annoyed, dismissive, excited, eager, spiteful, contemptuous, passive, calm, nervous and 155 more...
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Just 'cause I like 'em, T
torquate, thalassocracy, toothsome, travois, tempestuous, tone, tincture, tripwire, tether, trill, tenacious, travesty and 355 more...
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One more switchback
Tip of the hat to Stephen, who always tells me "only one more switchback" as we go up the trail. Usually it is a lie, but it still works!
switchback, heavens to murgat..., prosody, catarrh, ice storm, existential, predicament, intermingle, comingle, stolid, zeitgeist, bibliophage and 146 more...
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Mark my word
earmark, hallmark, benchmark, reichsmark, denmark, bookmark, trademark, watermark, landmark, birthmark, deutschmark, pockmark and 3 more...
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Cloroxyopia
For nonporous surfaces.
trademark, registered, comments, questions, trash, discard, available, recycling, empty, reuse, flush, disposal and 76 more...
Tweets
Looking for tweets for trademark.

kewpid A badge of origin. Jun 6, 2008
whichbe 'Escalator' is one of many words that were originally trademarks but have become ordinary words found in dictionaries. Some other words which were originally trademarks (or still are) are: aspirin, cellophane, cornflakes, cube steak, ditto, gunk, heroin, kerosene, lanolin, mimeograph, moxie, pablum, phillips screw, tabloid, thermos, trampoline, windbreaker, yo-yo, zipper. May 7, 2008