USPTO trademark record

HEAT-LINE

Live registered mark · Owner HEAT-LINE CORPORATION · Classes 11

Mark details

Owner: HEAT-LINE CORPORATION
Serial number: 74229194
Registration number: 1819453
Status: REGISTERED AND RENEWED
Classes: 11 (Appliances / lighting)
Filed: 1991-12-11
Registered: 1994-02-01
Goods / services: insulating freeze-proofed water supply units consisting primarily of a temperature limiting or regulating heater inside a polyethylene water pipe

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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