shutterstock_1349461163_pavel_kapysh

Pavel Kapysh / Shutterstock.com

5 August 2021GenericsAlex Baldwin

Shionogi and Duchesnay add new patents to Osphena dispute

Pharmaceutical companies Shionogi and Duchesnay have filed a second lawsuit against Hetero labs, claiming that the company infringed two additional patents related to Osphena (Ospemifene)—a treatment for vaginal pain during sex.

Already registered?

Login to your account

For multi-user price options, or to check if your company has an existing subscription that we can add you to for FREE, please email Adrian Tapping at atapping@newtonmedia.co.uk

More on this story

Shionogi sues Aurobindo to halt Doribax generic

19 January 2015 Japanese pharmaceutical company Shionogi has sued Aurobindo Pharma in an attempt to stop the Indian generic drug maker from marketing a version of its antibiotic drug Doribax (doripenem) in the US.

Shionogi sues Hospira to block Doribax generic

19 April 2013 Japanese pharma Shionogi has brought a lawsuit against Hospira Inc to keep it from marketing a generic version of Shionogi’s Doribax, alleging it infringes one of the company’s patents.

More on this story

Shionogi sues Aurobindo to halt Doribax generic

19 January 2015 Japanese pharmaceutical company Shionogi has sued Aurobindo Pharma in an attempt to stop the Indian generic drug maker from marketing a version of its antibiotic drug Doribax (doripenem) in the US.

Shionogi sues Hospira to block Doribax generic

19 April 2013 Japanese pharma Shionogi has brought a lawsuit against Hospira Inc to keep it from marketing a generic version of Shionogi’s Doribax, alleging it infringes one of the company’s patents.

More on this story

Shionogi sues Aurobindo to halt Doribax generic

19 January 2015 Japanese pharmaceutical company Shionogi has sued Aurobindo Pharma in an attempt to stop the Indian generic drug maker from marketing a version of its antibiotic drug Doribax (doripenem) in the US.

Shionogi sues Hospira to block Doribax generic

19 April 2013 Japanese pharma Shionogi has brought a lawsuit against Hospira Inc to keep it from marketing a generic version of Shionogi’s Doribax, alleging it infringes one of the company’s patents.

More features

Life sciences leaders recognised at LSPN Awards USA 2025

UK-India trade deal is ‘a missed opportunity for UK pharma’, says industry body

LSPN: Counsel grapple with AI’s impact on training and critical thinking

'Nothing can stand in the way of our work': Ukraine resumes IP system

LSPN: Trump's policy storm causing chaos and confusion

Taylor Wessing expands in Europe with Paris team

LSPN: Using ‘the patentee’s friend’ in Section 112 claims

ResMed voids sleep apnoea tech patent at PTAB