USPTO trademark record

SEAL-LOCK

Live registered mark · Owner ARMCO STEEL CORPORATION · Classes 6

Mark details

Owner: ARMCO STEEL CORPORATION
Serial number: 72129331
Registration number: 0759518
Status: REGISTERED AND RENEWED
Classes: 6 (Metal goods)
Filed: 1961-10-06
Registered: 1963-11-05
Goods / services: Threaded Connection for Tubing and Casing Used in the Oil Industry

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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