ALEXANDRIA, Va., Aug. 31 -- The United States Patent and Trademark Office (USPTO) published about the trademark 'KOPPERS' in its latest official gazette. The trademark application with the serial number 99563246 was filed on Dec. 23, 2025.
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Goods and Services: 2 - Wood preservatives
International/US Class(es): 2
Mark Drawing Code: 4 - STANDARD CHARACTER MARK
Current Owner(s): Koppers Delaware, Inc. 436 Seventh Ave. Pittsburgh PA Pennsylvania 15219 3 CORPORATION
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