Petrotechnical Open Software Corporation Trademarks
EPICENTRE
Filed: May 14, 1993
computer data model in the form of a printed diagram and associated text for organizing and using information relating to…
Owned by: Petrotechnical Open Software Corporation
Serial Number: 74390616
POSC COMPLIANT
Filed: September 4, 1996
computer software; datafiles; data models; databases; data exchange formats; data stores
Owned by: Petrotechnical Open Software Corporation
Serial Number: 75160367
EPIGRAMME
Filed: October 11, 1996
specification for a data exchange on CD-ROM
Owned by: Petrotechnical Open Software Corporation
Serial Number: 75180366
