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
Town Branch Office
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 Attorneys - Our Staff
firm's attorneys and patent agents have academic and practical
backgrounds in most major technical disciplines.
Williams - B.Sc. Eng (Mech) B.Proc. FSAIIPL firstname.lastname@example.org
Janusz Luterek - B.Eng (Chem) B.Proc Pr.
Eng. MAIChE FICPI email@example.com
Clyde Michael - B.Eng (Electronic) B.Proc.
Pieter Venter - B.Sc. (Chem) M.Sc.(Org.
Chem) LLB firstname.lastname@example.org
Youngmi Ra - B.Sc.(Biol) M.Sc.(Biol)
Korean Patent Attorney email@example.com
Vanessa Lawrance - B.Com LLB H.Dip (Corporate
Claudia Berndt - B.Eng (Chem)firstname.lastname@example.org
Rachel Sekotlong - B.A. (H.E.D.) Patent
Michiel Grobler - B.Pharm, M.Sc Pharm,
Janet Tomkow - B.Sc, LLB email@example.com
Dorothy Imrie - Local Trade Marks Manager<firstname.lastname@example.org
Taryn Degenaar - Foreign Trade Marks Manager
Marina Brewis - Translator email@example.com
Elke Harck - Patent Administrator firstname.lastname@example.org
Yolandie Hoffmann - Patent Administrator
Dr Hans Hahn
- M.Sc. Dr. Rer. Nat FSAIIPL email@example.com
Alan Dunlop- B.Sc.Eng (Mech) B.Proc. Pr.Eng.
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.
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.
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.
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.
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.
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.
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.
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
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.
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.
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.
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.
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
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.
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
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
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