Welker, Inc. · Intellectual Property
Welker Trademark List
A non-exhaustive list of Welker's trademarks, registered trademarks, and service marks. The absence of a name or logo from this list does not constitute a waiver of Welker's intellectual property rights.
35 Trademarks Listed
Registered & Unregistered Marks
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What is a Trademark?
A word, phrase, symbol, or design that distinguishes the source of goods or services
Registered ®
Registered with the USPTO — strongest protection
Unregistered ™
Common law trademark rights claimed but not USPTO-registered
90+ U.S. Patents
View our full patent portfolio
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Intellectual Property
Explore Welker's Patent Portfolio
Welker holds 90+ U.S. patents covering innovative designs across sampling, odorization, and gas conditioning technologies.
