U.S., Nov. 26 -- An application to own the trademark for 'SF-3' has been filed on Mar. 14, 2025.

Owner(s):

Otsuka Electronics Co., Ltd.; 3-26-3, Shodai-Tajika, Hirakata, JAPAN

Goods and/or Services:

For: Interferometry measuring apparatus for measuring wafer thickness; equipment for measuring and monitoring silicon wafer thickness, namely, interferometric thickness gauges; apparatus for measuring wafer thickness, namely, interferometric thickness gauges; laser measuring systems; lasers for measuring

Class(es): 021, 023, 026, 036, 038

Mark Drawing Type: 4 - STANDARD CHARACTER MARK

https://eog-tmng.uspto.gov/#/issueDate=2025-11-25&serialNumber=99084058

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