The PERFHEAL trademark was assigned a Serial Number #72314315 – by the United States Patent and Trademark Office (USPTO). Trademark Serial Number is a unique ID to identify the PERFHEAL mark in USPTO. The PERFHEAL mark is filed in the category of Chemicals. The legal correspondent for PERFHEAL trademark is ?, Domestic Representative - Not Found Prosecution History Date Description Proceeding Number Nov. 04, 1992 EXPIRED SEC. 9 Maintenance Filings or Post Registration Information Af . The current status of the PERFHEAL filing is This registration was not renewed and therefore has expired..
Based on CHEMICAL ADDITIVES COMPANY, the PERFHEAL trademark is used in the following business: WELLBORE FLUID ADDITIVES AS BLENDS CONTAINING LIGNOSULFONATES AND SIZED CARBONATES USED TO PREVENT DAMAGE TO PRODUCING ZONES OF OIL, GAS AND WATER WELLS BY INVADING FLUID OR FILTRATE IN THE WORKOVER, COMPLETION, DRILLING, FRACTURING AND PERFORATING OF SUCH WELLS USING FRESH WATER, SEA WATER, OR VARIOUS BRINES.
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This registration was not renewed and therefore has expired.
11/4/1992