RO/CO

○ Dead · Cancelled

U.S. federal trademark · Serial No. 73316820 · Reg. No. 1209072

Mark

RO/CO

Status

Cancelled

Serial Number

73316820

Registration No.

1209072

Filing Date

June 29, 1981

Registration Date

September 14, 1982

Class(es)

Class 040

Owners

03 · Brentwood, MD, US

03 · Brentwood, MD, US

03 · Brentwood, MD, US

Chemical Treatment of the Circulating Water of Heating and Air Conditioning Systems

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