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Mark Name Description Status
DUPLEX SINCE 1884 DUPLEX SINCE 1884 Filed on: 7/11/2016

Antifreeze; Brake fluid; Power steering fluid; Transmission fluid

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CONTINUED USE AND INCONTESTIBILITY ACCEPTED 9/7/2023
DUPLEX SINCE 1884 DUPLEX SINCE 1884 Filed on: 12/11/2007

Antifreeze; Brake fluid; Power steering fluid; Transmission fluid

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REGISTERED AND RENEWED 8/24/2020

Why Trademark Watch? 1. Keep track of how your trademark is being used. 2. Available in the United States and in more than 180 countries. 3. Round-the-clock monitoring. 4. Hundreds of millions of pages searched. 5. Monthly report on potential infringement.

Comprehensive Trademark Search
Comprehensive Trademark Search

After a free search, you may see a list of possible trademark conflicts. How do you know which of these conflicts are likely to be a problem and which ones aren't, and whether any of them will require you to choose a new trademark? In this situation, you may need a Comprehensive Trademark Search, which is much more robust.

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Social Media Search
Social Media Search

Trademarkia lets you see how your personal name, product name, trademark name or username is being used on any of 500+ new and popular social networks. Be the first to reserve your name and get help stopping others from using it - all in one place! Check DUPLEX SINCE 1884 on up to 530+ popular social networks.