Trademark Search  /  DURAFORCE

DURAFORCE

○ Dead · Cancelled

U.S. federal trademark · Serial No. 77788764 · Reg. No. 4009916

Mark
DURAFORCE
Status
Cancelled
Serial Number
77788764
Registration No.
4009916
Filing Date
July 24, 2009
Registration Date
August 9, 2011
Class(es)
Class 007

Owners

National Oilwell Varco, L.P.
13 · Houston, TX, US
National Oilwell Varco, L.P.
13 · Houston, TX, US
National Oilwell Varco, L.P.
13 · Houston, TX, US

Goods & Services

Drill bits for rock drilling and core drilling for oil and gas exploration

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