Frank Callus


BSc (Hons)
Registered Patent Attorney, New Zealand, Australia and the United Kingdom



PH: (+64) 04 381 6050 | e-mail: | Download vcard

Frank Callus qualified as a UK and European Patent Attorney before joining Henry Hughes in 1986.  He has a bio-physics background and, with the experience gained in English and European Patent Law, prior to joining Henry Hughes, has over 40 years’ experience in Intellectual Property Law.  Frank was a director of Henry Hughes IP Limited for 31 years. Frank works with a network of global colleagues and experts to service a wide range of clients. His major focus is in the area of patents (mechanical engineering & chemistry), and trade marks.

Frank is a registered Patent Attorney in New Zealand and Australia. He is also a UK Chartered Patent Attorney and passed the European Patent Office (EPO) qualifying examination in 1985.

Frank's clients, national and international, operate in pharmaceutical, chemical, plastic films, mechanical, timber/paper, agriculture and dairy industries.

Frank is listed in Who's Who Legal Patents and iam Patent 1000. His professional memberships include: Fellow of the NZIPA (New Zealand Intellectual Property Attorneys Inc), Chartered Patent Attorney (CPA), Fédération Internationale des Conseils en Propriété Industielle (FICPI), Asian Patent Attorney Association (APAA) and Chartered Institute of Patent Agents (CIPA).

Frank is a past-President of NZIPA having served on the NZIPA Council for 12 years including as a member of the Examination Board for many years. He is also a past-President of the NZ group of APAA and a New Zealand representative on the APAA Council.

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