Service Mark Trademarks Filed in April 12, 1956
CONTINENTAL SCHOOLS
Filed: April 12, 1956
CORRESPONDENCE COURSES
Owned by: CONTINENTAL SCHOOLS, INC.
Serial Number: 72006228
SANDLOCK
Filed: April 12, 1956
WELL TREATING SERVICES-NAMELY, INJECTION OF A SUSPENSION OF SOLIDS INTO THE WELL AT A PREDETERMINED POINT TO PACK THE FORMATION…
Owned by: DOW CHEMICAL COMPANY, THE
Serial Number: 72006236
NORTH AMERICAN
Filed: April 12, 1956
LEASING OF RAILROAD FREIGHT CARS
Owned by: NORTH AMERICAN CAR CORPORATION
Serial Number: 72006271
PHILADELPHIA FIRE AND MARINE INSURANCE COMPANY
Filed: April 12, 1956
FIRE AND MARINE INSURANCE
Owned by: INSURANCE COMPANY OF NORTH AMERICA
Serial Number: 72006281
