Prosecution Insights
Last updated: April 19, 2026

Cantor Colburn Llp-Baker Hughes Oilfield

23 pending office actions • 9 clients

Portfolio Summary

23
Total Pending OAs
4
Final Rejections
19
Non-Final OAs

Client Portfolio (9 clients)

Client (Assignee)Pending OAs
BAKER HUGHES OILFIELD OPERATIONS LLC 14
Nuovo Pignone Tecnologie - S.r.l. 2
Nuovo Pignone Tecnologie -S.R.L. 1
Industrial Climate Solutions Inc. 1
Mosaic Materials, Inc. 1
Nuovo Pignone Tecnologie - S.r.l. 1
Nuovo Pignone Tecnologie Srl 1
BAKER HUGHES OILFIELD OPERATIONS LLC 1
BAKER HUGHES OILFIELD OPERATIONS LLC 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18895732 Untitled BAKER HUGHES OILFIELD OPERATIONS LLC GRAY, GEORGE STERLING 3676 Non-Final OA
18816631 Untitled BAKER HUGHES OILFIELD OPERATIONS LLC RUNYAN, SILVANA C 3674 Non-Final OA
19197054 METHOD OF IMPROVING INJECTION PRESSURE AND ASPHALTENE REMEDIATION BAKER HUGHES OILFIELD OPERATIONS LLC SUE-AKO, ANDREW B. 3674 Non-Final OA May 02, 2025
19171845 VISCOUS VIBRATION DAMPING OF TORSIONAL OSCILLATION BAKER HUGHES OILFIELD OPERATIONS LLC YABUT, DANIEL D 3617 Non-Final OA Apr 07, 2025
19117271 SELF-SUFFICIENT SYSTEM FOR EVAPORATION OF LNG Nuovo Pignone Tecnologie -S.R.L. LARGI, MATTHEW THOMAS 3746 Non-Final OA Mar 31, 2025
18859826 LOW EMISSION COMPRESSION STATION WITHOUT DEDICATED POWER GENERATION ISLAND Nuovo Pignone Tecnologie - S.r.l. MIAN, SHAFIQ A 3746 Final Rejection Oct 24, 2024
18859811 LOW CARBON EMISSION COMPRESSION STATION WITH DUAL USE CAPABILITY Nuovo Pignone Tecnologie - S.r.l. HANSEN, KENNETH J 3746 Final Rejection Oct 24, 2024
18924576 VIBRATIONAL DAMPER FOR ELEVATED TEMPERATURES BAKER HUGHES OILFIELD OPERATIONS LLC FULLER, ROBERT EDWARD 3676 Non-Final OA Oct 23, 2024
18671334 CONDUIT ASSEMBLIES FOR A HEAT AND MASS TRANSFER SYSTEM Industrial Climate Solutions Inc. CIRIC, LJILJANA V 3763 Non-Final OA May 22, 2024
18598437 SEAL ASSEMBLY, DOWNHOLE TOOL AND SYSTEM BAKER HUGHES OILFIELD OPERATIONS LLC LAMBE, PATRICK F 3676 Non-Final OA Mar 07, 2024
18422623 ELECTROMAGNETIC TELEMETRY GAP SUB BAKER HUGHES OILFIELD OPERATIONS LLC RO, YONG-SUK 3676 Non-Final OA Jan 25, 2024
18407863 CONTACTOR ASSEMBLY AND SORBENT CARTRIDGE HAVING SORBENT BED FOR CONTACTOR ASSEMBLY Mosaic Materials, Inc. LAWRENCE JR, FRANK M 1776 Non-Final OA Jan 09, 2024
18529593 SYSTEM FOR PASSING A DRIVESHAFT BETWEEN HAZARDOUS AND NONHAZARDOUS ENVIRONMENTS, AND METHOD BAKER HUGHES OILFIELD OPERATIONS LLC ZALESKAS, JOHN M 3747 Non-Final OA Dec 05, 2023
18516029 METHOD OF EXCLUDING PARTICLES ENTRAINED IN FORMATION FLUIDS WITH A SAND CONTROL DEVICE FROMED FROM A CURABLE INORGANIC CEMENTIOUS MIXTURE INFUSED WITH ENGINEERED DEGRADABLE PARTICLES BAKER HUGHES OILFIELD OPERATIONS LLC TUCKER, PHILIP C 1745 Non-Final OA Nov 21, 2023
18497599 AUTOMATED DRILLING FLUIDS MIXING SERVICE BAKER HUGHES OILFIELD OPERATIONS LLC SURYAWANSHI, SURESH 2116 Non-Final OA Oct 30, 2023
18487439 RECOVERY OF POTASSIUM AND AMMONIA SALTS BY INDUCED PRECIPITATION WITH CO2 Nuovo Pignone Tecnologie - S.r.l. NGUYEN, CAM N 1736 Non-Final OA Oct 16, 2023
18468912 PULSED ABSORPTION CONTACTOR Nuovo Pignone Tecnologie Srl HOBSON, STEPHEN 1776 Non-Final OA Sep 18, 2023
18468175 SECTION MILLING, UNDER REAMING AND SETTING AN INFLATABLE PLUG IN ONE RUN BAKER HUGHES OILFIELD OPERATIONS LLC BEMKO, TARAS P 3672 Non-Final OA Sep 15, 2023
18458581 BOREHOLE SYSTEM HAVING CONVERTER MODULE FOR SAFETY VALVE, CONVERTER MODULE, AND METHOD BAKER HUGHES OILFIELD OPERATIONS LLC WALLACE, KIPP CHARLES 3674 Final Rejection Aug 30, 2023
18303987 RESETTABLE BACKUP AND SYSTEM BAKER HUGHES OILFIELD OPERATIONS LLC YAO, THEODORE N 3676 Final Rejection Apr 20, 2023
18191657 METHOD OF PACKAGING AND DESIGNING BRAGG GRATING OPTICAL FIBER SYSTEM FOR SENSING CARBON DIOXIDE BAKER HUGHES OILFIELD OPERATIONS LLC LAWRENCE JR, FRANK M 1776 Non-Final OA Mar 28, 2023
17891263 METHOD FOR MAKING A PERMEABLE MEDIA AND PERMEABLE MEDIA BAKER HUGHES OILFIELD OPERATIONS LLC ORLANDO, AMBER ROSE 1731 Non-Final OA Aug 19, 2022
17880035 METHOD FOR PULLING CASING BAKER HUGHES OILFIELD OPERATIONS LLC RODDEN, JOSHUA E 3642 Non-Final OA Aug 03, 2022

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