This Opposition was filed at the USPTO Trademark Trial and Appeal Board (TTAB) on August 03, 2022 and assigned serial number 91277823 by the TTAB. Defendant: Hottinger Brüel & Kjaer GmbH represented by URSULA B DAY of ATTY AND COUNSELOR AT LAW. Trademark Information: HBK – US Trademark Serial Number 79310086View Trademark Status at USPTOView…
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