CAT CLEAN Trademark Opposition - Caterpillar v. Tianjin Ling
Summary
Caterpillar Inc. has filed Opposition No. TTAB91306731 at the USPTO Trademark Trial and Appeal Board against Tianjin Ling International Trade Co., Ltd. opposing registration of the trademark CAT CLEAN. The opposition was filed on April 20, 2026. This proceeding will determine whether the CAT CLEAN mark is registrable in view of Caterpillar's existing CAT-formative trademarks.
What changed
Caterpillar Inc. initiated a trademark opposition proceeding against Tianjin Ling International Trade Co., Ltd. challenging the registration of the CAT CLEAN mark before the USPTO Trademark Trial and Appeal Board. The opposition number TTAB91306731 was filed on April 20, 2026.
Trademark applicants and those using similar marks should monitor this proceeding as TTAB outcomes can affect broader trademark strategy and likelihood-of-confusion analysis for CAT-formative marks. This opposition does not create immediate compliance obligations but signals Caterpillar's continued enforcement of its famous CAT trademark family.
Archived snapshot
Apr 21, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Opposition: CAT CLEAN
Opposition TTAB91306731-20260420 Kind: OPP Apr 20, 2026
Abstract
FILED AND FEE
Plaintiff: Caterpillar Inc.
Defendant: Tianjin Ling International Trade Co., Ltd.
Mark at issue: CAT CLEAN
Filing Date
2026-04-20
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