SIGMA

○ Dead · Cancelled

U.S. federal trademark · Serial No. 76173925 · Reg. No. 2806950

Mark

SIGMA

Status

Cancelled

Serial Number

76173925

Registration No.

2806950

Filing Date

December 1, 2000

Registration Date

January 20, 2004

Class(es)

Class 042

Owners

03 · Houston, TX, US

03 · Carrollton, TX, US

03 · Carrollton, TX, US

PROVIDING TECHNICAL CONSULTING SERVICES BY ANALYZING AND OPTIMIZING THE PARAMETERS USED IN DRILLING AND PRODUCING OIL AND GAS WELLS

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