Trademarks owned by Leffingwell Chemical Company

Leffingwell Chemical Company's most recent trademark was filed fifty-five years ago. They have been associated with three trademarks over the last fifty-six years and have zero trademarks that are alive.

Lefko

Dead 900 — Expired
Serial #: 72299778
Registration Date: 9/16/1969

Ryno-Tox

Dead 900 — Expired
Serial #: 72278223
Registration Date: 12/3/1968

Trademarks Previously Owned by Leffingwell Chemical Company

Leffingwell

Dead 900 — Expired
Serial #: 72305868
Registration Date: 3/24/1970

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