USPTO trademark record

ROTO HAMMER

Live registered mark · Owner CARDWELL, WILLIAM D. · Classes 8

Mark details

Owner: CARDWELL, WILLIAM D.
Serial number: 72136954
Registration number: 0743259
Status: REGISTERED AND RENEWED
Classes: 8 (Hand tools)
Filed: 1962-01-31
Registered: 1963-01-08
Goods / services: Hand and Chain Operated Devices to Open and Close All Types of Valves

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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