Introductions & F.A.Q.
South African Registrations
Foreign Registrations & the PCT

Head Office
Tel:(012) 342 1774
Fax:(012) 342 3027
222 Richard Street, Hatfield, 0083, South Africa
P.O.Box 13575 Hatfield 0028
Republic of South Africa
Docex 219 Pretoria
hahn@hahn.co.za

Cape Town Branch Office
E-mail: capetown@hahn.co.za

Office Hours:
Mon - Thurs: 08h00 to 16h30
Friday: 08h00 to 14h30
We are closed on Saturdays, Sundays and Public Holidays although our professional staff can often be reached on their emails after hours or by prior arrangement.

Hahn & Hahn Attorneys - Our Staff

The firm's attorneys and patent agents have academic and practical backgrounds in most major technical disciplines.

Victor Williams - B.Sc. Eng (Mech) B.Proc. FSAIIPL victor@hahn.co.za
Janusz Luterek - B.Eng (Chem) B.Proc Pr. Eng. MAIChE FICPI janusz@hahn.co.za
Clyde Michael - B.Eng (Electronic) B.Proc. clyde@hahn.co.za
Pieter Venter - B.Sc. (Chem) M.Sc.(Org. Chem) LLB pieter@hahn.co.za
Youngmi Ra - B.Sc.(Biol) M.Sc.(Biol) Korean Patent Attorney youngmi@hahn.co.za
Vanessa Lawrance - B.Com LLB H.Dip (Corporate law)vanessa@hahn.co.za
Claudia Berndt - B.Eng (Chem)claudia@hahn.co.za
Rachel Sekotlong - B.A. (H.E.D.) Patent Administration rachel@hahn.co.za
Michiel Grobler - B.Pharm, M.Sc Pharm, LLB michiel@hahn.co.za
Janet Tomkow - B.Sc, LLB janet@hahn.co.za
Dorothy Imrie - Local Trade Marks Manager<dorothy@hahn.co.za
Taryn Degenaar - Foreign Trade Marks Manager taryn@hahn.co.za
Marina Brewis - Translator marina@hahn.co.za
Elke Harck - Patent Administrator elke@hahn.co.za
Yolandie Hoffmann - Patent Administrator yolandie@hahn.co.za

Of Councel

Dr Hans Hahn - M.Sc. Dr. Rer. Nat FSAIIPL hahn@hahn.co.za
Alan Dunlop- B.Sc.Eng (Mech) B.Proc. Pr.Eng. FSAIIPL alan@hahn.co.za

Victor Williams
e-mail

Victor has mechanical engineering and law degrees, is an admitted attorney and registered patent attorney. He is a past president of the South African Institute of Intellectual Property Law. Victor moved to Hahn & Hahn Inc from Adams & Adams and is the head of our Trade Marks department. He is also involved in litigation and valuations in all areas of intellectual property. Victor is a senior adjudicator of the Institutes’ alternate dispute resolution provider for settling domain name disputes. Lastly, Victor is the Financial Director of Hahn & Hahn Inc.

Janusz Luterek
e-mail

Janusz's qualifications include a B.Eng (Chemical) and a B.Proc. He is an admitted attorney of the High Court of South Africa, a patent attorney and a registered professional engineer. Janusz is also a member of several professional, industrial and legal societies. Janusz moved from Adams & Adams to join Hahn & Hahn SA (Pty) Ltd in 1997. In 2001 Janusz passed the Australian Institute of Patent and Trademark Attorneys patent drafting examination.

Before joining the profession, Janusz worked in the chemical, food and beverage, and pharmaceutical industries for a number of years. Janusz's current activities include patent drafting, litigation, searching, providing opinions on novelty and infringement of patents and designs, and prosecuting local and foreign patent and design applications. Janusz is fluent in English, Afrikaans and Polish and reads Czech. Janusz also acts as an IP consultant to Eversheds. He serves on the EXCO of AIPPI South Africa.

Janusz’s technical fields of specialization include petrochemical engineering, food and beverage engineering, pharmaceuticals, catalysis, IT and business method related patents while also handling some mechanical and electrical patent applications.

Clyde Michael
e-mail

Clyde holds degrees in electronic engineering and law and is a qualified attorney and patent attorney. He moved from Adams & Adams to join Hahn & Hahn Inc in 2000. Clyde has been involved in patent and design searching, providing opinions on novelty and infringement of patents and designs and drafting and prosecuting local and foreign patent and design applications since the beginning of 1997. Clyde has been in charge of the Africa patent and design department at Hahn & Hahn Inc (dealing with all patent and design matters throughout the rest of the African continent) since 2002. Clyde also runs the Galloway & Co ARIPO practice.

Pieter Venter
e-mail

Pieter holds B.Sc., B.Sc.(Hons), M.Sc. degrees in chemistry and an LLB degree. He is a qualified attorney and patent attorney. He moved from Adams & Adams to join Hahn & Hahn SA (Pty) Ltd in 2001. Pieter is interested in all aspects of intellectual property law and is involved in patent litigation and the drafting and prosecution of local and foreign patent applications.

Youngmi Ra
e-mail

Youngmi graduated with a B.Sc (Biology) and an M.Sc (Microbiology) in the Republic of Korea. Later, Youngmi qualified as a Korean patent attorney and practised for 13 years at three of the largest patent and law offices in Korea before moving to Hahn & Hahn Inc in South Africa in 1999. Youngmi has extensive international patent litigation experience in the chemical, pharmaceutical and biotechnology fields, and also specialises in the filing and prosecution of patent applications worldwide. Youngmi also represents multinational companies for trademark enforcement in various African countries including Senegal, Cameroon, Ivory Coast, Mali, Burkina Faso, Nigeria, Tanzania, Kenya, Zambia, Namibia and Botswana.

Vanessa Lawrance
e-mail

Vanessa holds B.Comm and LLB degrees; the final semester of the latter degree was completed at the University of Leiden, Netherlands. She also holds diplomas in Corporate Law and Drafting and Interpretation of Contracts. Vanessa moved from Adams & Adams to join Hahn & Hahn SA (Pty) Ltd in 2002. Vanessa is a Trade Mark Practitioner and is primarily involved with Trade Mark litigation, Copyright and Internet matters. She is a qualified Notary and also an accredited Assessor and Mediator.

Claudia Berndt
e-mail

Claudia joined Hahn & Hahn SA (Pty) Ltd at the beginning of 1999 after completing a degree in chemical engineering. She is now a qualified attorney and patent attorney. Claudia's current activities include carrying out patent equivalent searches and providing opinions on novelty and infringement of patents with an emphasis on pharmaceuticals and petrochemicals. She also drafts and prosecutes local and foreign patent applications and has some litigation experience. In addition, Claudia heads our local Design filing department. She is fluent in English, Afrikaans and German.

Yolandie Hoffmann

Yolandie worked at Adams & Adams from 1996 to 2001 and at Bowman Gilfillan (John & Kernick) from 2001 to 2004. She decided to join Hahn & Hahn SA (Pty) Ltd in July 2004 and holds the position of Patents Paralegal in our Patent Department. She has a total of 17 years patent experience. In particular, Yolandie heads up our PCT National Phase Patent Department and is involved in all aspects of patent administration and prosecution for these applications.

Rachel Sekotlong
e-mail

Rachel joined Hahn & Hahn SA (Pty) Ltd in June 1990 and holds a BA (H.E.D.) as well as LLB. Rachel heads up our local patent department and is involved in all aspects of patent administration, including renewals. She is fluent in English, Tswana, Zulu and Afrikaans and is currently enrolled to write the first year exams offered by the South African Institute of Intellectual Property Law.

Michiel Grobler
e-mail

Michiel holds B.Pharm, M.Sc Pharm and LLB degrees. He is an admitted attorney of the High Court of South Africa, a registered patent attorney and a registered pharmacist. Before joining Hahn and Hahn in 2012, Michiel worked in the pharmaceutical industry for a number of years specialising in formulation and pharmaceutical process design. Michiel is interested in all aspects of intellectual property law and is involved in patent litigation and the drafting of patent applications.

Janet Tomkow
e-mail

Janet holds degrees in Biotechnology and Law. She is an admitted attorney and practices predominantly in litigation of patents as well as patent applications and is interested in all aspects of intellectual property law. Janet is also involved with Consumer and Food Law and deals with legislative issues around food and consumer protection, labelling of food products, product liability, and resolution of disputes in the supply chain.

Marina Brewis
e-mail

Marina is fluent in German, English, French and Afrikaans and was admitted to the High Court of South Africa in September 1996 as a sworn translator for English/German, German/English, French/English and English/French. Marina joined Hahn & Hahn. in 1989 as a technical translator and provides translation services to both local and international clients.

Elke Harck
e-mail

Elke Harck is the Patent Administration Manager for Hahn & Hahn SA (Pty) Ltd and Eversheds which position Elke has held for 23 years. Elke lived in Germany and the USA before coming to South Africa and is fluent in both German and English

Dorothy Imrie
e-mail

Dorothy joined Hahn & Hahn SA (Pty) Ltd in 2002 and holds the position of Local Trade Marks Manager. In particular, Dorothy oversees trade mark filings, searches and prosecution in South Africa, Botswana, Namibia, Lesotho and Swaziland

Taryn Degenaar
e-mail

Taryn joined Hahn & Hahn SA (Pty) Ltd in 2005 and holds the position of Foreign Trade Marks Manager. In particular, Taryn oversees African and International trade mark filings, searches and prosecution

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Patent Litigation Handbook South Africa By JF Luterek Pr.Eng
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Important Memorandum on PCT National Phase in South Africa
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