| Serial Number | 98809555 |
| Word Mark | CHANDLER ENGINEERING |
| Filing Date | Friday, October 18, 2024 |
| Status | 641 - NON-FINAL ACTION - MAILED |
| Status Date | Wednesday, September 24, 2025 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | NOT AVAILABLE |
| Goods and Services | Scientific instruments, namely, Flow loops, namely, fluid circulation systems comprised of progressive cavity pumps, pressure transducers, differential pressure sensors, test sections of varying diameters, fluid reservoirs, and data acquisition and control software; Pilot plants, namely, bench-scale units comprised of reactors, heat exchangers, distillation columns, separators, pumps, and instrumentation control systems, used for simulating oil and gas and petrochemical processes, as well as chemical, pharmaceutical, renewable energy, and food and beverage applications; permeability testers, namely, core plug permeameters, formation response testers, and core flood systems comprised of core holders, accumulators, precision pulse-free syringe pumps, pressure transducers, and fully automated custom data acquisition and control software; pressure-volume-temperature (PVT) cells, namely, high-pressure, high-temperature visual cells, fluid handling components, and gas condensate cells; gasometers, namely, digital volumetric gas measurement instruments comprised of dual-chamber atmospheric volumetric pumps, floating pistons, rack-and-pinion positioning systems, digital volume meters, and temperature and pressure displays; miscibility testing apparatus, namely, minimum miscibility pressure analyzers comprised of sand-packed slim tubes, high-pressure sample bottles, sapphire sight glass, air bath, valves, flow meters, tubing, and computer-based control software; rolling ball viscometers, namely, high-pressure, high-temperature viscometers comprised of a pressurized test chamber, magnetic solenoid release mechanism, steel test ball, digital timer, and fixed-angle rolling guides; phase behavior analyzers for oil and gas applications, namely, high-pressure, high-temperature analytical instruments comprised of visual PVT cells, gas condensate cells, floating-piston cells, temperature and pressure control modules, and computer-based data acquisition and control software; Core flood instruments, namely, laboratory systems comprised of core holders, fluid injection pumps, differential pressure transducers, accumulators, temperature-controlled enclosures, and automated data acquisition and control software; Rock core centrifuges, namely, laboratory centrifuges for oil and gas core analysis |
| Goods and Services | Precision pumps, namely, positive displacement syringe pumps with precision flow rate, volume, and pressure control capabilities, featuring pulse-free continuous flow and programmable delivery modes including constant rate, constant pressure, and constant volume, as well as single-cylinder batch operation and pressure control capabilities. |
| NOT AVAILABLE | "ENGINEERING" |
| International Class | 007 - Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs. |
| US Class Codes | 013, 019, 021, 023, 024, 031, 034, 035 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, September 10, 2025 |
| Primary Code | 007 |
| First Use Anywhere Date | Monday, January 31, 2005 |
| First Use In Commerce Date | Monday, January 31, 2005 |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 021, 023, 026, 036, 038 |
| Class Status Code | 6 - Active |
| Class Status Date | Friday, October 18, 2024 |
| Primary Code | 009 |
| First Use Anywhere Date | Monday, January 31, 2005 |
| First Use In Commerce Date | Monday, January 31, 2005 |
| Party Name | Chandler Instruments Company, L.L.C. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Broken Arrow, OK 74012 |
| Event Date | Event Description |
| Friday, October 18, 2024 | NEW APPLICATION ENTERED |
| Friday, October 18, 2024 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, March 25, 2025 | ASSIGNED TO EXAMINER |
| Monday, April 7, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Monday, April 7, 2025 | NON-FINAL ACTION WRITTEN |
| Monday, April 7, 2025 | NON-FINAL ACTION E-MAILED |
| Monday, June 30, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, July 1, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, July 7, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Monday, July 7, 2025 | NON-FINAL ACTION E-MAILED |
| Wednesday, September 10, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, September 10, 2025 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Monday, June 30, 2025 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Monday, July 7, 2025 | NON-FINAL ACTION WRITTEN |
| Wednesday, September 24, 2025 | NON-FINAL ACTION WRITTEN |
| Wednesday, September 24, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Wednesday, September 24, 2025 | NON-FINAL ACTION E-MAILED |
| Wednesday, September 10, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |