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DART

○ Dead · Expired

U.S. federal trademark · Serial No. 72346965 · Reg. No. 0931489

Mark
DART
Status
Expired
Serial Number
72346965
Registration No.
0931489
Filing Date
December 22, 1969
Registration Date
March 28, 1972
Class(es)
Class 042

Owner

SCHLUMBERGER TECHNOLOGY CORPORATION
03 · HOUSTON, TX, US

Goods & Services

WELL LOGGING SERVICES-NAMELY, DIGITAL AUTOMATIC RECORDING AND TRANSMISSION OF LOGS

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