Research and development services in the field of hearing aids, hearing and hearing impairment as well as prevention of hearing problems

Manually-operated plumbing valves for use in fluid flow control, namely, relief valves, radiator traps, vacuum breakers, backflow preventers, pressure reducing valves, shut-off valves, ball valves, purge and balance valves, irrigation valves, gate valves, check valves, low pressure valves, globe valves, shower valves, washing machine valves, supply valves, and float valves; steam valves; plumbing fittings, namely, flow checks and trap primers; metal corrugated risers in the nature of plumbing fittings, namely, faucet risers, toilet risers, faucet risers and supply valves, and supply valves; plumbing fittings, namely, bibs, cocks, traps, valves, and strainers; toilet tank balls; faucets; plumbing fitting, namely, basin drains in the nature of plumbing draining devices, and basin funnels in the nature of plumbing draining devices; plumbing supplies, namely, plumbing fittings for basin lavatory, shower, toilet, disposal, washing machine and icemaker, namely, connectors, clamps, flow checks, faucet risers, toilet risers, pipe outlet adapters, pipe inlet adapters, pipe flanges, bibs, cocks, traps, valves, and strainers

Drill bits, expandable bits, casing shoes, torque reduction tools, reamer shoes, drilling tools, cutting nozzles; drilling apparatus; impact tools, releasable coupling devices, connectors, hydraulic cam motors, check valves, orienting devices for drilling tools, hydraulic disconnect devices; drill string stabilizers and orienting tools, shock absorbers, separators, and gas filled accelerators; machines for cleaning various types of surfaces using water pressure; chain tong, power operated drill pipe spinning wrenches, and other oil well drilling equipment; chemical injection pumps and parts therefor, mud pump pistons, pump handling equipment having power generators for oilfield equipment, and other oilfield fluid end products; vertical pipe handling equipment having power-operated rot table gripping head and stabbing boards; centralizers for casing and tubing, cement baskets, scratchers, wellbore wipers, stop collars, and other oilfield cementation equipment; float shoes, float collars, guide shores, insert flappers collars, latchdown baffles and baffle collars, stage cementing tools, and other oilfield float equipment; portable thread cleaners for cleaning threaded connections of oilfield tubulars, consisting of power drive assembly, brush housing and solvent tank therefore; vertical oil treaters, production units comprised of separators and heaters sand traps, free-water knockouts, pigging systems, comprised of pigging units and drilling valves, and other oilfield production equipment; packers, flow control equipment, subsurface valves, sliding sleeves, and other oil well completion equipment; top drive units; rotating control heads; blowout preventors; downhole motors and turbines for drilling; mills and other oil well fishing, cutting and rental equipment; downhole pumps with surface drive units, jet pumps, hydraulic pumps, electric motors with pumps, and other fluid recovery system; cranes and parts thereof for offshore and marine industries; installation tools for drill pipe protectors, control line and sucker rod protectors, stabilizer sleeves, wipers for drill strings, Kelly wipers, portable thread cleaners for cleaning threaded connections of oilfield tubulars, including power drive assembly, brush housing and solvent tank therefor; whipstocks, mills, single - joint compensators and auto-seal circulating heads, and other tubular running tools; hydraulic multi-string cutters, milling tools, section mills, packer milling, retriever assembly, and other fishing tools; metalworking machines and tools; well drilling machines, and other mineworking machines/instruments; excavators, and other construction machines/apparatus, cargo handling machines/apparatus; oil refining machines, and other chemical processing machines/apparatus; prime movers (other than for land vehicles); pneumatic or hydraulic machines/instruments; and machine elements (other than for land vehicles)

Infrared water fraction and cut meters; leak testing apparatus for pipes; cable, fiber optic connectors, feedback lasers, contact protectors, strain measurement fasteners, fiber bragg gratings, filters, and other fiber optic products for oil and gas exploration, drilling and production operations; fibers optic systems used for calibration, probes, pressure gauges and fiber optic systems used for calibration, probes, pressure gauges and fiber optic surveying; devices to measure optical wavelengths, fluids, flow rates, seismic signals and temperatures; fiber optic sensors, oilfield pressure testing apparatus for testing of tubulars, blowout preventors, wellheads, Christmas trees being pipes and valves used on oil and gas wells to control pressure and reduce the possibility of fire; manifolds, lubricators, and other pressure vessels; pressure vessels, well testing units, metering separators, and other oilfield production equipment; measuring apparatus/instruments; electrical distribution or control machines/instruments, rotary converters, phase modifiers; electric or magnetic measuring machines/ instruments; electric wires/cables; electrical communication apparatus/instruments; and electronic machines/ instruments and their parts and fittings

Filters, filter nozzles and filtering units for industrial, agricultural, municipal, food processing, refining, mineral processing, fluid and solid separation, environmental, oil and gas purposes; automatic well head pressure relief valves

Employment services being the recruitment of oilfield casing services crews for makeup and breaking of casing and tubing strings, other employment referral services, and providing employment information

Repair/maintenance of oil and gas well equipment for others; installation of oil and gas well equipment for others; repair of high-pressure water discharge cleaning machines; constructions of wellhead production equipment systems for others; make-up and pre-assembly of downhole completions assemblies; pipe recovery services rendered to oil and gas well operators; machinery maintenance and repair and molding of parts for others; directional drilling services for others; under balanced drilling services for others; providing electric wire line and tubing conveyed perforating services for others; installation of blowout preventor stacks, wellheads, gathering systems, turbines, compressors, and heat exchangers, and providing oil field bolt-tensioning services for other bolted connections; rental of oil and gas well equipment and downhole tools; rental of high-pressure water discharge cleaning machines; construction services for others in connection with use of industrial screening and filters for industrial, refining, mineral processing, agricultural, architectural, municipal, environmental, oil and gas purposes; oilfield bolt-tensioning services for blowout preventor stacks, wellheads, gathering systems, turbines, compressors and heat exchangers; drilling of wells, other construction; construction consultancy; operation, check or maintenance of building equipment; repair or maintenance of construction machines and apparatus; repair or maintenance of power distribution or control machines and apparatus; repair or maintenance of power generators; repair or maintenance of electric motors; repair or maintenance of measuring and testing machines and instruments; repair or maintenance of chemical processing machines and apparatus; repair or maintenance of metalworking machines and tools; repair or maintenance of mining machines and apparatus; rental of excavating machines, rental of construction equipment, rental of cranes, and rental of other construction machines and apparatus; rental of cleaning machines; and rental of mining machines and apparatus

Oilfield tubular pressure testing services; oilfield tubular connection analysis services; oilfield cementation engineering studies and services; customer engineering and design services for others in connection with use of industrial screening and filters for industrial, refining, mineral processing, agricultural, architectural, municipal, environmental, fluid and solid separation, and oil and gas purposes and surface water applications; rental of oil and gas well equipment including testing and measuring equipment; oil prospecting, oil-well testing, oil-field surveys, geological surveys or research; designing of machines, apparatus, instruments (including their parts) or systems composed of such machines, apparatus and instruments; research and development for others; research on building construction or city planning, testing or research on prevention of pollution, testing or research on electricity, testing or research on civil engineering; testing; testing or research on machines, apparatus and instruments; rental of measuring apparatus; and rental of laboratory apparatus and instruments

Electronic transmission of data and documents via the Internet and other databases; electronic transmission of audiovisual, videographic or written files disseminated and downloadable via electronic communication networks; providing information on telecommunications; mobile radiotelephony services; providing multiple-user access to a global computer network; telecommunication services, namely, providing online electronic bulletin boards and messaging services for transmission of messages among computer users concerning encyclopedia article entries and the administration of an encyclopedia project; audio and video teleconferencing services; electronic mail

Providing information in the field of general encyclopedic knowledge; education services, namely, providing of training, namely, courses and seminars in the use of software and multimedia products, and in the editing of and collaboration on articles; educational services, namely, conferences, workshops, and seminars concerning the administration of an encyclopedia project and the use and administration of encyclopedia article entries; providing information on educational or entertainment events; publication of books; production of motion pictures; arranging and conducting of colloquia, conferences, and conventions in the fields of software and multimedia product use and in the editing of and collaboration on articles; electronic publishing of on-line books and periodicals; desktop publishing for others

Software design and development; development and updating of software; computer programming; conversion of computer data and programs; conversion of documents from a physical to an electronic medium