HELIX

○ Dead · Cancelled

U.S. federal trademark · Serial No. 73183521 · Reg. No. 1160814

Mark

HELIX

Status

Cancelled

Serial Number

73183521

Registration No.

1160814

Filing Date

August 25, 1978

Registration Date

July 14, 1981

Class(es)

Class 011

Owners

03 · Waltham, MA, US

03 · Waltham, MA, US

Equipment for Removing Radioactive Contaminants from Fluids-Namely, Gas and Liquid Filters, Catalytic Recombiners, Gas Adsorbers, and Gas Strippers

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.