SIGMA

○ Dead · Abandoned

U.S. federal trademark · Serial No. 74212320

Mark

SIGMA

Status

Abandoned

Serial Number

74212320

Filing Date

October 15, 1991

Class(es)

Class 009

Owner

03 · Houston, TX, US

computer programs for the oil and gas industry

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