About 138 Trademarks found that are filed by the attorney Stephen A Littlefield

EMPHASIS

services comprising of monitoring and reporting the status of a pipeline's cathodic protection system using an in-line inspection tool (pig)

chemicals used for removing pipe dope from drill pipes

Sludge disposal services for others

Automated, remote-control, high pressure vessel cleaning equipment, comprising of pumps, hoses, wash nozzle and remotely operated mounted and aiming equipment

chemical additive for oil well drilling fluid, namely, a liquid dispersion biopolymer composition, for increased viscosity and reduced fluid friction and pressure losses in drilling operations

The color(s) light blue, dark blue and black is/are claimed as a feature of the mark.

FORM PAC; FORM PACK

A mechanical well completion tool in the nature of a machine for use in multilateral completions and featuring a metallic member extending axially along radially spaced from and attached to the exterior of a lateral liner pipe, which positively engages a casing window edge to support the lateral liner within the casing

Color is not claimed as a feature of the mark.

production well pressure, temperature, flow and chemical sensors, fixed down hole formation evaluation sensors, computer monitors for measuring valves pressure, computer and video monitors, telemetry devices, namely, fiber optic lines, acoustic and electrical conductors for two-way communication, transceivers for two-way communication, fiber optic sensors

Oil and gas well completion power tool, namely, a wireless top drive cement head, for use in deep water cementing applications