In the competitive field of Pump Parts, companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top opposing and opposed companies, and the most recent patents getting opposed. Stay informed on the latest developments in Pump Parts technology and learn how to protect your intellectual property.

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Explore the top companies that have filed the most patent oppositions in the technology industry.

Explore the top companies that have faced the most patent oppositions in the technology industry.

Explore the top law firms that have filed the most patent oppositions in the technology industry.

Patent challenges are becoming increasingly common in the Pump Parts industry as companies work to protect their innovations in a highly competitive market. These legal battles can significantly impact the development and release of new technologies. Below is a list of the latest patents that have been opposed in the Pump Parts industry, offering a snapshot of the ongoing struggles over intellectual property rights. For anyone involved in this industry, understanding these patent disputes is essential for navigating its future.

Last updated on: Aug 14, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

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Optimised Tunnel Ventilation DeviceMOSENJun 11, 2025W & S MANAGEMENT
Submersible Centrifugal Pump And Impeller For SameRENNERMay 27, 2025S M MACK
Fan With An External Rotor Motor And Cooling Channel For Cooling The Motor Electronics And Motor Drive ComponentsEBM PAPST MULFINGENMay 7, 2025ZIEHL ABEGG
Heart Assist Device With Expandable Impeller PumpTHE PENN STATE RESEARCH FOUNDATIONFeb 10, 2025HOFFMANN EITLE
Volute Casing For A Centrifugal Pump And Centrifugal PumpSULZER MANAGEMENTNov 14, 2024KSB
Method For Monitoring And Controlling The Operation Of A Pump StationXYLEM EUROPEAug 26, 2024KSB
High Pressure Gas SealingDOVER PUMPS & PROCESS SOLUTIONS SEGMENTJul 3, 2024HOERBIGER WIEN
Process And Apparatus For Compressing Hydrogen Gas In A Centrifugal CompressorAIR PRODUCTS AND CHEMICALSJun 12, 2024THYSSENKRUPP UHDE
Axial FanEBM PAPST MULFINGENApr 30, 2024ZIEHL ABEGG
Rain Protection For Battery Of A Submersible PumpHUSQVARNADec 19, 2023EINHELL GERMANY

To stay ahead in the competitive Pump Parts industry, companies are constantly innovating. Here are the top patents facing oppositions in the Pump Parts industry. Stay informed on the latest opposition trends and learn how to protect your intellectual property.

Last updated on: Aug 14, 2025
Patent NumberGrant DateTitleApplicantTotal Oppositions
Jan 5, 2022Gas Recirculation Device And System With SamePFEIFFER VACUUM3
Apr 1, 2020Ventilator DeviceNICOTRA GEBHARDT3
Jan 12, 2022Rotary Machine, Bearing And Method For Manufacturing A Rotary MachineSKF MAGNETIC MECHATRONICS2
May 27, 2020Pump Blade For Submerged Pump And Submerged Pump Having SameEBARA2
Mar 23, 2022A Pump UnitHOZELOCK2
Jan 25, 2023Process For Enhanced Closed-Circuit Cooling SystemAIR PRODUCTS AND CHEMICALS2
Mar 4, 2020Wet Running Circulation PumpGRUNDFOS HOLDING2
Apr 10, 2019Centrifugal Pump And Series Of Centrifugal PumpsKSB2
Dec 16, 2020Fan RotorSNECMA1
Aug 2, 2017Barrier Sealing System For Centrifugal CompressorsGENERAL ELECTRIC1