ARGOSY INVESTMENT PARTNERS II, L.P. Trademarks
KEYSTONE ENGINE SERVICES
Filed: August 29, 1991
helicopter engine overhauls, repairs, and installations
Owned by: ARGOSY INVESTMENT PARTNERS II, L.P.
Serial Number: 74199289
KEYSTONE HELICOPTER SERVICES
Filed: August 29, 1991
repair, maintenance and custom remanufacture of helicopters
Owned by: ARGOSY INVESTMENT PARTNERS II, L.P.
Serial Number: 74199291
KEYSTONE FLIGHT SERVICES
Filed: August 29, 1991
chartering, leasing and piloting of helicopters for others
Owned by: ARGOSY INVESTMENT PARTNERS II, L.P.
Serial Number: 74199295
KEY STONE MEDALLION
Filed: June 14, 1996
refurbished helicopters and helicopter structural parts
Owned by: ARGOSY INVESTMENT PARTNERS II, L.P.
Serial Number: 75121584
