HPGX

● Live · Registered

U.S. federal trademark · Serial No. 77422477 · Reg. No. 3693475

Mark

HPGX

Status

Registered

Serial Number

77422477

Registration No.

3693475

Filing Date

March 14, 2008

Registration Date

October 6, 2009

Class(es)

Class 011, Class 037

Owners

03 · TULSA, OK, US

03 · TULSA, OK, US

03 · TULSA, OK, US

Geothermal heat exchangers not being parts of machines

[ Installation of geothermal heat exchangers ]

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