Petroleum Helicopters, Inc. Trademarks
PHI
Filed: June 3, 1991
machines and machine tools; namely, aircraft engines and components
Owned by: Petroleum Helicopters, Inc.
Serial Number: 74172272
PHI
Filed: June 3, 1991
transportation services, namely, the transport of persons, equipment and supplies by helicopter
Owned by: Petroleum Helicopters, Inc.
Serial Number: 74172273
PETROLEUM HELICOPTERS
Filed: June 3, 1991
machines and machine tools; namely, aircraft engines and components
Owned by: Petroleum Helicopters, Inc.
Serial Number: 74172274
PETROLEUM HELICOPTERS
Filed: June 3, 1991
repair, construction, and design services in the field of aviation
Owned by: Petroleum Helicopters, Inc.
Serial Number: 74172275
