USPTO trademark record

TSP-LINK

Live registered mark · Owner Keithley Instruments, Inc. · Classes 9

Mark details

Owner: Keithley Instruments, Inc.
Serial number: 78593528
Registration number: 3389795
Status: REGISTERED AND RENEWED
Classes: 9 (Software / electronics / downloadable media)
Filed: 2005-03-23
Registered: 2008-02-26
Goods / services: Voltmeters, ammeters and source measure units having interconnectable communications buses for controlling multiple units in a master/slave configuration

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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