Valerie Mellet
Valerie MELLET
patent42’s founder
Valerie’s linkedin profile

Whatever your question is, we will find an answer for you.

Patent 42 is a law firm acting in Industrial Property. Our job is to help and assist companies and entrepreneurs in protecting and defending their investments in innovation and creation.

If innovation is first of all a state of mind, it is also a necessity and a source of development and growth for your company. Investments carried out to develop new products or new activities deserve to be protected.

Is your innovation technological? Have you invented or improved a product or a process? Its protection is done by the deposit of patent.

Is your innovation a business? Have you invested in new products or new activities? Your work in marketing and development of the market can be protected by registering a trademark.

Is your innovation aesthetic? Have you invested in designing your products? Their protection go through the registration of the design.


Patent 42 provides concrete and careful solutions in the area of patents, trademarks and designs. We support you in all stages of elaboration and implementation of an industrial property strategy adapted to your needs at both national and international level.

Patent 42 can represent you before the Intellectual Property Offices of Luxembourg, Belgium and France but also before international offices such as the European Patent Office (EPO), the European Union Intellectual Property Office (EUIPO), the Benelux Office for the Intellectual Property (BOIP) and the World Intellectual Property Office (WIPO).

Moreover, Patent 42 benefits from a European and international network of foreign correspondents, selected for their professionalism and expertise.

Our team

  • Valerie MELLET
    patent42’s founder
    Valerie’s linkedin profile

    Valérie MELLET

    Conseil en Propriété industrielle Luxembourgeois (IP attorney in Luxembourg)

    European Patent Attorney

    European and Benelux Trademark and design Attorney

    Authorized representative before the French and the Belgian Patent Office

    Area of expertise: Chemistry, Polymers Chemistry, Agronomics, Biochemistry, Mechanics

    Language: French, English

    Valérie is the founding and managing partner of PATENT42. She holds a master degree in Structural Biochemistry graduated from the University of Strasbourg (France). She also holds the CEIPI diploma in patents, trademarks and designs and the CEIPI diploma in Patent Litigation in Europe. Before the launch of her own firm in 2014, she worked during several years in private practices in France and in Luxembourg, and in the industry in Belgium.

    She can act on all IP related matters such as: IP counseling and advising business for the development of the patent’s strategy and for the enforcement of the patent’s rights; the draft of agreements on IP matters, the draft of patent applications, prosecution of patent, trademark and design applications, oppositions, oral proceedings before the EPO, freedom to operate. She is an EPI tutor for the education and training of junior patent specialists. She occasionally lectures on IP topics.

    She is a native speaker in French and speaks fluently English. She is a member of FCPIL, EPI and AIPPI.

    Beside intellectual property, her main interests are her family, photography and travelling.

  • cris
    Cristina MILEACristina’s LinkedIn profile

    Cristina MILEA

    Patent specialist

    Area of expertise: Chemistry, Biochemistry, Molecular Chemistry, Polymer Chemistry Mechanics

    Language: Romanian, French, English

    Cristina holds a double-major BSc in Chemistry and Biology and an MSC in Molecular Chemistry from Pierre and Marie Curie University – Paris VI (France). She also holds the CEIPI diploma in Patent Law. Before joining Patent 42, she worked in the industry for one year and a half, in intellectual property, in Paris.

    She can act on IP related matters such as: drafting patent applications, prosecution of patents, oppositions.

    Alongside intellectual property she plays the piano, loves travelling and ice-skating.




  • Aymeric MELLETAymeric’s linkedin profile

    Aymeric MELLET

    Trademark specialist and Administrative Assistant

    Area of expertise: Trade Marks, Designs

    Language: French, English

    Aymeric holds a master degree in Law, Economics and Management from the University of Montpellier. He is currently doing the accelerated course of the CEIPI, in the university of Strasbourg.

    Alongside of intellectual property, he is interested in Photography and Travel

  • Mihaela TEODORESCU

    Mihaela TEODORESCU

    Romanian Patent Attorney

    Trademark and Design Attorney

    European Patent Attorney

    European Trademark and Design Attorney

    Technical expert before Romanian Courts

    Area of expertise: Organic chemistry, polymer chemistry, chemical process technology and process techniques, pharmaceutical chemistry, agrochemicals, biotechnology. Mechanical engineering

    Language: Romanian, English

    Mihaela is the founding and managing partner of Mihaela Teodorescu & Partners –Intellectual Property Office SRL since 2014 (MT&P). Before launching MT&P she worked for 24 years with one the largest IP firms in Romania. She holds a diploma in Chemical Engineering from the Polytechnical Institute of Bucharest. She works as a consultant for PATENT 42.

    She can act on all IP related matters such as: acquiring and maintaining intellectual property rights, litigation of intellectual property rights, general counselling on IP rights, opinion and legal advice regarding the scope of protection, validity and infringement of IP rights. Also, she is technical expert before Romanian Courts for IP matters.

    She is a EPI national tutor and also the coordinator of the CEIPI Basic Training Course at Bucharest.

    She is a member of the Romanian Chamber of Industrial Property Attorneys, EPI, ECTA, FICPI and AIPPI.

  • Isabelle DAÏRA

    Isabelle DAÏRA

    Secretary and Paralegal

    Area of expertise: Validation, Filing and granting procedures, Annuity, etc.

    Language: French, English, Spanish

    Isabelle is specialized in the validation proceedings, annuity payment and all kinds of secretary and paralegal works.

    She enjoyed to spend time with her family, travelling and is a true film-lover.






Our firm is based in Esch-sur-Alzette in Luxembourg. Please feel free to contact us for any further informations you might need.



34, rue Dicks
L-4081 Esch-sur-Alzette

Mailing address:

PB 297
L-4003 Esch-sur-Alzette


Tel : (+352) 691 999 350
Fax : (+352) 24 61 10 10
E-mail :


P34, rue Dicks
L-4081 Esch-sur-Alzette