USPTO trademark record

HELISTAR

Dead mark · Owner Praxair Technology Inc. · Classes 1

Mark details

Owner: Praxair Technology Inc.
Serial number: 74525919
Registration number: 1890737
Status: CANCELLED - SECTION 8 (dead)
Classes: 1 (Chemicals)
Filed: 1994-05-17
Registered: 1995-04-25
Goods / services: hydrogen enhanced Argon based shielding gas blend for metal processing by welding and metal cutting

Register data indexed 2026-11-07. Bulk records trail live filings — check the official USPTO search for the latest status before filing.

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