Building construction and repair Trademarks Filed in October 16, 1972
USBM
Filed: October 16, 1972
BUILDING MAINTENANCE AND REPAIR SERVICES
Owned by: U.S. BUILDING MAINTENANCE CO., INC.
Serial Number: 72438517
K-TROL
Filed: October 16, 1972
RECOVERING OIL FROM SUBTERRANEAN FORMATIONS BY MEANS OF A LIQUID DISPLACEMENT METHOD
Owned by: Halliburton Company
Serial Number: 72438574
