RINGFREE

● Live · Registered

U.S. federal trademark · Serial No. 74189251 · Reg. No. 1746635

Mark

RINGFREE

Status

Registered

Serial Number

74189251

Registration No.

1746635

Filing Date

July 29, 1991

Registration Date

January 19, 1993

Class(es)

Class 001

Owners

16 · HOUSTON, TX, US

16 · Houston, TX, US

03 · Denver, CO, US

03 · Denver, CO, US

03 · Denver, CO, US

drilling fluids; namely, a thermally stable deflocculant for use in drilling and completion of wells

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