Trademark Search / SANDLOCK

SANDLOCK

○ Dead · Expired

U.S. federal trademark · Serial No. 72006236 · Reg. No. 0651306

Mark

SANDLOCK

Status

Expired

Serial Number

72006236

Registration No.

0651306

Filing Date

April 12, 1956

Registration Date

September 3, 1957

Class(es)

Class 037

Owners

DOW CHEMICAL COMPANY, THE

98 · MIDLAND MI

DOWELL INCORPORATED

03 · TULSA, OK, US

Goods & Services

WELL TREATING SERVICES-NAMELY, INJECTION OF A SUSPENSION OF SOLIDS INTO THE WELL AT A PREDETERMINED POINT TO PACK THE FORMATION AGAINST SLOUGHING AND SHIFTING

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