TELECO
Filed: May 7, 1980
Oil and Gas Well Measurement Services and Measured Borehole Parameter Telemetry Services
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73261121
TELECO
Filed: May 7, 1980
Borehole Parameter Sensing and Telemetry Apparatus
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73261122
TELECO
Filed: May 7, 1980
Borehole Parameter Sensing and Telemetry Apparatus
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73261123
MAGNA-DRILL
Filed: June 8, 1983
Earth Drilling Machines
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73429311
DISCOVERER
Filed: February 16, 1988
GEOLOGICAL AND ENGINEERING OIL AND GAS WELL MEASUREMENT AND ANALYSIS SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73711235
DISCOVERER I
Filed: February 16, 1988
GEOLOGICAL AND ENGINEERING OIL AND GAS WELL MEASUREMENT AND ANALYSIS SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73711240
DISCOVERER II
Filed: February 16, 1988
GEOLOGICAL AND ENGINEERING OIL AND GAS WELL MEASUREMENT, ANALYSIS AND DATA TRANSMISSION
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73711693
MAGNA
Filed: May 6, 1988
DOWNHOLE DRILLING MOTORS
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73726845
MAGNA DRILL
Filed: May 6, 1988
DOWNHOLE DRILLING MOTORS
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73726864
MAGNA DRILL
Filed: May 6, 1988
RENTAL AND LEASING OF DOWNHOLE DRILLING MOTORS
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73726965
REAL-TIME LOGGING
Filed: December 14, 1988
BOREHOLE FORMATION EVALUATION SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73769296
RECORDED-WHILE-DRILLING
Filed: December 23, 1988
BOREHOLE FORMATION EVALUATION SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73771255
MAGNA DRILL
Filed: June 5, 1989
RENTAL AND LEASING OF DOWNHOLE DRILLING MOTORS
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73804458
WE BRING OUT THE BEST IN MWD
Filed: July 31, 1989
GEOLOGICAL AND ENGINEERING OIL AND GAS WELL MEASUREMENT AND ANALYSIS SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73815556
DPR DUAL PROPAGATION RESISTIVITY MWD
Filed: November 13, 1989
GEOLOGICAL AND ENGINEERING OIL AND GAS WELL MEASUREMENT AND ANALYSIS SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73838081
DRILLING DYNAMICS
Filed: November 13, 1989
BOREHOLE FORMATION EVALUATION AND DIRECTIONAL DRILLING SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 73838082
HIGH PERFORMANCE DRILLING SERVICE
Filed: December 1, 1989
BOREHOLE FORMATION EVALUATION AND DIRECTIONAL DRILLING SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74006670
Image Trademark
Filed: December 1, 1989
BOREHOLE FORMATION EVALUATION AND DIRECTIONAL DRILLING SERVICES
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74006898
DDG
Filed: March 26, 1990
borehole formation evaluation and directional drilling services
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74042529
MARC 1
Filed: August 13, 1990
data transfer services in the field of oil and gas well drilling
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74087395
DUAL PROPAGATION RESISTIVITY
Filed: March 21, 1991
apparatus for obtaining geological and engineering measurements in oil and gas well boreholes
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74149838
EWD
Filed: October 23, 1991
borehole formation evaluation services
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74214691
EFFICIENCY-WHILE-DRILLING
Filed: October 23, 1991
borehole formation evaluation services
Owned by: Teleco Oilfield Services Inc.
Serial Number: 74214692
