David O’Connell


UK and European Patent Attorney


About David

David has a wealth of experience in drafting, filing, and prosecuting patent applications. With his engineering degree specialising in electrical and electronic engineering, David has handled inventions spanning a wide range of technological fields, including computer hardware and software, optoelectronic devices, speech processing, and communications technology. In particular, David has drafted many applications for standards-related inventions in 3G, 4G and 5G mobile networks.

Having joined HLK as a trainee in 1985, David is one of our most experienced patent attorneys and is highly respected by both colleagues and clients. David has recently retired from full-time practice, but is still working with HLK on certain special projects.

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BA Engineering Science (University of Oxford)
UK Patent Attorney
European Patent Attorney

David thinks this quote sums up the role of a patent attorney quite well:
Locked in a struggle for the right combination of words …
— Paul Simon