Kate Butler entered the Patent profession in 2002.  Kate graduated with a First Class Hons. Degree in Natural Sciences from Trinity Hall, Cambridge University.  Her degree in Natural Sciences encompassed Physics, Material Science and Chemistry.  Kate completed a PhD in Medicinal Chemistry at UMIST/the Paterson Institute for Cancer Research at Christie's Hospital.  Kate specialises in chemical, pharmaceutical and mechanical based technology. 

email: kate@siriusip.services



Greg entered the Patent profession in 2002.  Greg specialises in mechanical, electrical and software based technology.  Greg has extensive expertise in drafting, prosecution and post-grant opposition and appeal proceedings before the European Patent Office.  Greg also handles applications before the UK patent office.

email: greg@siriusip.services


Kate and Greg both represent a range of clients from sole inventors to multinational companies.  Sirius IP prides itself on fully understanding the subtleties of the technology at issue and recognising the associated commercial interests of their clients.