Trademark Search / OPTIFILTER

OPTIFILTER

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74408429 · Reg. No. 1839270

Mark

OPTIFILTER

Status

Cancelled

Serial Number

74408429

Registration No.

1839270

Filing Date

June 30, 1993

Registration Date

June 14, 1994

Class(es)

Class 009

Owners

03 · Pittsburgh, PA, US

03 · Pittsburgh, PA, US

03 · Pittsburgh, PA, US

respirators other than for artificial respiration and cartridges therefore

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