EWR

● Live · Registered

U.S. federal trademark · Serial No. 73570941 · Reg. No. 1432448

Mark

EWR

Status

Registered

Serial Number

73570941

Registration No.

1432448

Filing Date

November 29, 1985

Registration Date

March 10, 1987

Class(es)

Class 042

Owners

03 · Houston, TX, US

03 · HOUSTON, TX, US

03 · NEW YORK, NY, US

03 · NEW YORK, NY, US

03 · NEW YORK, NY, US

MEASURING TRUE RESISTIVITY OF DOWNHOLE FORMATION BEDS WHILE DRILLING

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