About
Ashley is an experienced litigator in our Intellectual Property team, based in our London office.
Ashley specialises in multi-jurisdictional life sciences patent disputes, including national proceedings, alternative dispute resolution, and cross-border enforcement and defensive strategies. Ashley also advises on high-tech patent disputes, IP licensing, trade mark and branding, confidential information, competiton and regulatory matters.
Prior to joining Freshfields, Ashley worked in Sydney and London, advising clients in the pharmaceutical, biotech, medical device, consumer goods, technology, energy and pro bono community sectors.
Additional Information
- Biotech: Advising Alexion against Amgen & Samsung Biotech in UK, UPC and foreign proceedings relating to its orphan antibody eculizumab (Soliris) - patents and orphan exclusivity rights
- High-tech: Advising a multinational electronics company on FRAND/SEP proceedings - patents
- Biotech: Advising a global pharmaceutical group in relation to national and UPC proceedings - patents
- Pharma: Advising a commercial-stage pharma company on a licensing dispute - patents and licensing
- Pharma: Advising a global pharmaceutical group in relation to patent and SPC matters - patents and SPCs
- Biotech: Advising a biopharma company in its arbitration of a licensing dispute - patents and licensing
- Consumer: Advising a well-known British restaurant group in relation to trade mark infringement - trade marks

Ashley Carlstein
Senior Associate
London Office
100 Bishopsgate
EC2P 2SR London