Certification Mark Trademarks Filed in August 31, 1993
API SERVICE SG ENERGY CONSERVING SAE 10W-40
Filed: August 31, 1993
engine oils for motor vehicles
Owned by: American Petroleum Institute
Serial Number: 74431469
API SERVICE SG/CD SAE 30
Filed: August 31, 1993
engine oils for motor vehicles
Owned by: American Petroleum Institute
Serial Number: 74431470
