GYPBAN
Filed: October 23, 1959
Particulate Complex Phosphates, Especially for Sequestering Alkaline Earth Compounds in Underground Earth Formations, Such…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72083867
ABRASIJET
Filed: October 23, 1959
Well Treating Service-Namely, Jetting Liquids Containing Abrasives into Wells to Perforate Casing, Cement, and Underground…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72083868
DUOFRAC
Filed: October 23, 1959
Well Treating Service-Namely, Hydraulic Fracturing and Acidizing, With or Without a Propping Agent
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72083869
KOLITE
Filed: August 23, 1963
CHEMICAL COMPOSITION USEFUL AS LOST CIRCULATION CONTROL ADDITIVE, EXTENDER, AND TO DECREASE THE DENSITY OF CEMENT SLURRIES…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72175644
EZEFLO
Filed: October 7, 1963
SURFACE ACTIVE AGENT
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72178426
PARAN
Filed: October 7, 1963
SOLVENTS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72178427
DUOFRAC
Filed: June 8, 1964
CHEMICAL ADDITIVES FOR ACID COMPOSITIONS USEFUL IN THE TREATMENT OF WELLS AND UNDERGROUND EARTH FORMATIONS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72195075
BDA
Filed: June 8, 1964
ACID COMPOSITIONS AND CHEMICAL ADDITIVES FOR INCREASING THE PENETRATING PROPERTIES OF AND FOR IMPARTING LIQUID DISPERSING…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72195076
TIC
Filed: November 17, 1965
SURFACE ACTIVE AGENT USEFUL IN CEMENT SLURRIES FOR WELLS AND UNDERGROUND EARTH FORMATIONS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72232821
ZONELOCK
Filed: August 17, 1966
CHEMICAL TREATMENT OF WELLS AND UNDERGROUND EARTH FORMATIONS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72252553
DIVERTAFRAC
Filed: September 6, 1966
WELL TREATING SERVICES-NAMELY, FRACTURING OF UNDERGROUND EARTH FORMATIONS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72253859
ZONETROL
Filed: October 18, 1967
TREATMENT OF SUBTERRANEAN FORMATIONS WITH AQUEOUS SOLUTIONS OF POLYMERS TO AID IN THE RECOVERY OF OIL
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72282786
KORKAP
Filed: December 5, 1967
THERMOPLASTIC OR THERMOSETTING PLASTIC-COATED ELECTRICAL HARDWARE, ELECTRICAL CONDUIT AND ELECTRICAL CONDUIT FITTINGS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72286233
SYNERGETIC
Filed: January 27, 1969
WELL LOGGING SERVICES, PARTICULARLY, PROVIDING WELL LOGS OR LOG-TYPE PRESENTATIONS BASED ON DATA COMBINED FROM OTHER WELL…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72317622
MARSH & MARINE
Filed: June 24, 1969
ELECTRICAL CABLE CONNECTORS, TAKEOUTS, END TERMINATIONS AND ASSEMBLIES
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72330851
PROTECTOZONE
Filed: October 20, 1969
POLYMERIC AND GEL-FORMING CHEMICAL COMPOSITIONS FOR USE IN TEMPORARILY PLUGGING WELLS AND SUBTERRANEAN FORMATIONS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72341448
FIXAFRAC
Filed: November 7, 1969
PARTICULATE CHEMICAL DIVERTING AGENTS FOR INJECTION INTO SUBTERRANEAN FORMATIONS SURROUNDING OIL AND GAS WELLS TO TEMPORARILY…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72342961
PLASTICAP
Filed: December 12, 1969
CORROSION-RESISTANT PROTECTIVE THERMOPLASTIC OR THERMOSETTING PLASTIC COATINGS ON AND IN INDUSTRIAL EQUIPMENT
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72346121
DART
Filed: December 22, 1969
WELL LOGGING SERVICES-NAMELY, DIGITAL AUTOMATIC RECORDING AND TRANSMISSION OF LOGS
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72346965
PROXIMITY
Filed: December 22, 1969
WELL LOGGING SERVICES, PARTICULARLY MEASURING AND PROVIDING LOGS OF CHARACTERISTIC PROPERTIES OF EARTH FORMATIONS SURROUNDING…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72346966
SCANASORT
Filed: April 24, 1972
ELECTRONICALLY SORTING AND IDENTIFYING OILFIELD PIPE OF OTHERS BY TYPE OR GRADE
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72422376
SCANAWALL
Filed: April 24, 1972
INSPECTING TUBULAR GOODS OF OTHERS USED IN OIL WELL DRILLING, PRODUCTION AND PIPELINE
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 72422377
GEOGRAM
Filed: August 10, 1978
Well-Logging Services, Particularly, for Providing a Modeled Seismic Record Based on Well-Logging Data
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73176461
TERRATEK
Filed: March 18, 1980
[Apparatus for Measuring Physical Properties of Materials-Namely, Strain Test Machines and Gauges, Temperature Sensors,…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73254540
ARCTICSET
Filed: April 14, 1980
Cement Compositions
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73258171
APPLICON
Filed: September 3, 1981
Computers, Mini-Computers, Computer Programs in the Form of Tapes, Cards, Disks and Chips, Computer - Based Interactive…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73326767
GST
Filed: October 7, 1981
WIRELINE SERVICES, PARTICULARLY FOR PROVIDING FORMATION AND FLUID ANAY LSIS IN BOREHOLES
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73331159
EPT
Filed: October 5, 1981
Wireline Services, Particularly for Providing Identification of Oil, Gas, and Water Zones, and of Residual Oil Saturation…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73331160
TDT
Filed: October 5, 1981
Wireline Services-Namely, Providing Information Related to Oil and Gas Well Exploration and Completion
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73331161
FDC
Filed: October 5, 1981
Wire Line Services-Namely, Providing Information Related to Oil and Gas Well Exploration and Completion
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73331162
RFT
Filed: October 5, 1981
Wireline Services-Namely, Providing Information Related to Oil and Gas Well Exploration and Completion
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73331233
ENERJET
Filed: February 3, 1982
Wireline Services, Particularly for Perforating Boreholes and Wellbore Casings as Part of Oil Well Exploration and Completion…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73348557
CNL
Filed: March 2, 1982
WIRELINE SERVICES PARTICULARLY FOR PROVIDING POROSITY ANALYSIS IN BOREHOLESUSUALLY FLUID-FILLED
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73352694
DIL
Filed: March 2, 1982
WIRELINE SERVICES PARTICULARLY FOR RECORDING INFORMATION RESISTIVITIES IN BOREHOLES USUALLY UNCASED
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73352695
DLL
Filed: March 2, 1982
Wireline Services for Its Clients in Connection with Oil Well Exploration and Completion, and Particularly for Providing…
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73352696
VECTORLOY
Filed: June 1, 1982
Electrical Corrosion and Fatigue Resistant Cable Armor Wire
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73367212
SPRO
Filed: July 29, 1982
Measurement, Testing and Analysis of Oil Wells
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73377223
ACCESS
Filed: August 11, 1982
COMPUTER SOFTWARE SUPPORT AND PROGRAM MAINTENANCE SERVICES
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73379423
NODAL
Filed: August 23, 1982
OIL AND GAS WELL PRODUCTION ANALYSIS ANDCOURSES TEACHING THE SAME
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73381212
SEDCO
Filed: October 3, 1983
Fabrication, Construction, and Installation Supervision Concerning Oil and Gas Drilling Facilities
Owned by: SCHLUMBERGER TECHNOLOGY CORPORATION
Serial Number: 73446350
