PERFFLOW

● Live · Registered

U.S. federal trademark · Serial No. 74352348 · Reg. No. 1797421

Mark

PERFFLOW

Status

Registered

Serial Number

74352348

Registration No.

1797421

Filing Date

January 25, 1993

Registration Date

October 12, 1993

Class(es)

Class 001

Owners

16 · HOUSTON, TX, US

03 · Houston, TX, US

03 · Houston, TX, US

03 · Houston, TX, US

drilling fluid for controlling fluid loss in a well completion system, and/or for use as a spearhead fluid for fracturing formations

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