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TOK

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U.S. federal trademark · Serial No. 74351997 · Reg. No. 1813277

Mark
TOK
Status
Registered
Serial Number
74351997
Registration No.
1813277
Filing Date
January 25, 1993
Registration Date
December 28, 1993
Class(es)
Class 001

Owners

TOKYO OHKA KOGYO CO., LTD.
03 · KANAGAWA-KEN, JP
T.O.K. International, Inc.
03 · Hillsboro, OR, US
T.O.K. International, Inc.
03 · Hillsboro, OR, US
T.O.K. International, Inc.
03 · Hillsboro, OR, US

Goods & Services

photoresists; namely, organic liquid chemicals used in the fabrication of integrated circuits and developer; namely, chemicals consisting of high - purity water and trace amounts of surfactants used to remove exposed photoresist in the fabrication of integrated circuits

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.