Patent Oppositions in cancer drugs industry

Explore the competitive field of cancer drugs where companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top companies filing and facing patent oppositions, and the most recent patents under dispute. Stay informed on patent activity in cancer drugs technology and learn how to protect your intellectual property.

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 cancer drugs 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 cancer drugs 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: Jul 9, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name
Sotorasib Dosing RegimenAMGENMay 26, 2026BOTTI & FERRARI
Low Calorie Food Preparation For The Nutrition Of Cancer PatientsFONDAZIONE IRCCS ISTITUTO NAZIONALE DEI TUMORIMay 19, 2026L NUTRA
Neutralization Of Inhibitory Pathways In LymphocytesINNATE PHARMAMay 13, 2026STRAWMAN
Uses For And Article Of Manufacture Including Her2 Dimerization Inhibitor PertuzumabF HOFFMANN LA ROCHEApr 16, 2026STORZ
Targeting Chromatin Regulators Inhibits Leukemogenic Gene Expression Innpm1MEMORIAL SLOAN KETTERING CANCER CENTERApr 9, 2026ARROWHOUSE
Methods Of Treating Estrogen Receptor-Associated DiseasesOLEMA PHARMACEUTICALSApr 9, 2026GENERICS UK
Stabilizing Camptothecin Pharmaceutical CompositionsIPSEN BIOPHARMApr 8, 2026GRAF VON STOSCH PATENTANWALTSGESELLSCHAFT
Targeting Chromatin Regulators Inhibits Leukemogenic Gene Expression Innpm1MEMORIAL SLOAN KETTERING CANCER CENTERApr 8, 2026BOULT WADE TENNANT
Uses For And Article Of Manufacture Including Her2 Dimerization Inhibitor PertuzumabF HOFFMANN LA ROCHEApr 8, 2026BRAND MURRAY FULLER
Stabilizing Camptothecin Pharmaceutical CompositionsIPSEN BIOPHARMApr 7, 2026TEVA PHARMACEUTICALS

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

Last updated on: Jul 9, 2026
Patent NumberPublication DateTitleApplicantTotal Oppositions
Apr 14, 2021Methods And Compositions For Treating CancerJANSSEN ONCOLOGY24
Jan 16, 2019(+)-2-[1-(3-Ethoxy-4-Methoxyphenyl)-2-Methylsulfonylethyl]-4-Acetylaminoisoindoline-1,3-Dione: Methods Of Using And Compositions ThereofAMGEN EUROPE17
Mar 10, 2021Novel Antitumoral Use Of CabazitaxelAVENTIS PHARMA15
Jan 7, 2026Formulations Of EnzalutamideMEDIVATION PROSTATE THERAPEUTICS14
Nov 21, 2018Formulation Of Boronic Acid CompoundsTHE UNITED STATES OF AMERICA12
Jan 13, 2021Method Of Treating Cancer Using Immune Checkpoint InhibitorBRISTOL MYERS SQUIBB11
Feb 17, 2021Pharmaceutical Composition For Cancer TreatmentOSAKA UNIVERSITY11
Aug 21, 2019Rapamycin Derivative For Treating Pancreas CancerNOVARTIS10
Sep 18, 2019Rapamycin Derivative For The Treatment Of A Solid Tumor Associated With Deregulated AngiogenesisNOVARTIS10
May 20, 2015Treatment Of Solid Tumours With Rapamycin DerivativesNOVARTIS9