The BIFOCAL trademark was assigned a Serial Number #72382730 – by the United States Patent and Trademark Office (USPTO). Trademark Serial Number is a unique ID to identify the BIFOCAL mark in USPTO. The BIFOCAL mark is filed in the category of Medical Apparatus. The legal correspondent for BIFOCAL trademark is ?, Domestic Representative - Not Found Prosecution History Date Description Proceeding Number Nov. 04, 1992 EXPIRED SEC. 9 Apr. 25, 1977 REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. . The current status of the BIFOCAL filing is This registration was not renewed and therefore has expired..
Based on AMERICAN OPTICAL CORPORATION, the BIFOCAL trademark is used in the following business: ELECTRONIC HEARTBEAT PACERS.
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