Serial Number: 85345984

Reg Number: 4211143

Word Mark: GYRODATA

Goods and Services: IC 009. US 021 023 026 036 038. G & S: Directional drilling control tool incorporating a gyroscope wherein the tool controls the direction of oil and gas well drilling process; Gyroscopic wellbore measurement tool, namely, gyroscope tool for measuring direction and orientation of a wellbore for the oil and gas, energy, mining, environmental and construction industries; Down hole gyroscopic measurement tool for obtaining directional drilling control data for use by others for controlling the direction of wellbore drilling in the oil and gas, energy, mining, environmental and construction industries; Directional drilling data collection and analysis software for the oil and gas, energy, mining, environmental and construction industries; Software for use in controlling the direction of wellbore drilling, namely, software for collecting and analyzing wellbore depth, orientation, and drilling direction data for use in controlling directional drilling of a wellbore; and Electronic wellbore data collector, namely, an electronic device for collection of wellbore direction and orientation data from wellbore measurement devices of others in the oil and gas, energy, mining, environmental and construction industries. FIRST USE: 19830720. FIRST USE IN COMMERCE: 19830720

Mark Drawing Code: (4) STANDARD CHARACTER MARK

Filing Date: 06/14/2011

Current Basis: 1A

Original Filing Basis: 1B

Owner: (REGISTRANT) Gyrodata Incorporated CORPORATION TEXAS 23000 Northwest Lake Drive Houston TEXAS 77095

Attorney of Record: John W. Montgomery

Type of Mark: TRADEMARK

Register: PRINCIPAL

Live/Dead Indicator: LIVE

Prior Registrations: 1338471

SiteNo: 92275