ALEXANDRIA, Va., May 14 -- The United States Patent and Trademark Office (USPTO) published about the trademark 'TANNIN GUARD' in its latest official gazette. The trademark application with the serial number 99434997 was filed on Oct. 9, 2025.

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Goods and Services: 11 - Water softening units

International/US Class(es): 11

Mark Drawing Code: 4 - STANDARD CHARACTER MARK

Current Owner(s): C-B Tool Company Lancaster Water Group 1340 Manheim Pike Lancaster PA Pennsylvania 17601 3 CORPORATION

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