The OPEX trademark was assigned a Serial Number #72033167 – by the United States Patent and Trademark Office (USPTO). Trademark Serial Number is a unique ID to identify the OPEX mark in USPTO. The OPEX mark is filed in the category of Chemicals. The legal correspondent for OPEX trademark is ?, Domestic Representative - Not Found Prosecution History Date Description Proceeding Number Oct. 25, 1999 EXPIRED SEC. 9 Jan. 20, 1979 REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) M . The current status of the OPEX filing is This registration was not renewed and therefore has expired..
Based on STEPAN CHEMICAL COMPANY, the OPEX trademark is used in the following business: ORGANIC BLOWING AGENTS USEFUL IN PRODUCTION OF CELLULAR RUBBER AND PLASTIC COMPOSITIONS.
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This registration was not renewed and therefore has expired.