USPTO trademark record

BLOCKER

Live registered mark · Owner Ronk Electrical Industries, Inc. · Classes 9

Mark details

Owner: Ronk Electrical Industries, Inc.
Serial number: 73510083
Registration number: 1339065
Status: REGISTERED AND RENEWED
Classes: 9 (Software / electronics / downloadable media)
Filed: 1984-11-23
Registered: 1985-06-04
Goods / services: Stray Voltage Isolators for Use in Electrical Power Distribution Systems

Register data as of 2026-11-07. Records can trail live filings — check the official USPTO search for the latest status before filing.

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