Arturo Tello

Senior partner of Osterling Abogados. He leads the firm’s Intellectual Property, Consumer Law, and New Technologies practice. He specialises in trademarks, patents, copyright, domain names, unfair competition, anti-piracy, advertising, technology transfer, test data protection, licensing and franchising. He is also an expert in corporate consultancy and mergers and acquisitions.

His professional practice focuses on the registration, management, custody and protection of important trademark and patent portfolios. He advises national and foreign clients on the resolution of trademark and competition law disputes as well as on trademark contractual matters.

In addition, in the field of corporate law, Arturo specialises in the identification of risks and opportunities related to the acquisition of companies, through due diligence procedures. He has participated in important transactions for the acquisition of the shareholder equity of several local companies on behalf of clients such as Finstar Financial Group LLC, Maxam International, Sanofi, among others.

He is a regular speaker at conferences and seminars on intellectual property issues.

International legal directories, such as Chambers & Partners, Managing Intellectual Property, World Trademark Review, Leaders League and The Legal 500, highlight Arturo’s “professionalism and preparation” and distinguish him as a “true IP specialist”, with significant experience in the regulatory aspects of the pharmaceutical, beauty and personal care sectors.

He speaks Spanish and English.




  • Lawyer, Pontificia Universidad Católica del Perú

    Lima, 1986.


  • Lima Bar Association

  • Asociación Peruana de la Propiedad Intelectual - APPI

    Secretary, 1997-2001 and President, 2001-2003
  • Interamerican Association of Industrial Property - ASIPI

    President of the Book Club, 2024 and Member of the Trademark Committee, 2022.
  • International Trademark Association - INTA

  • European Communities Trade Mark Association - ECTA

  • Association Internationale pour la Protection de la Propriété Intellectuelle - AIPP


Arturo enjoys reading, especially historical novels. His passion is art in all its expressions.



Privacy policies

Through this privacy policy, ESTUDIO OSTERLING S.CIVIL DE R.L. (hereinafter, “Osterling Lawyers”), with registered address at Av. Santo Toribio 143, Floor 3, San Isidro, Lima, Peru, describes how it processes personal data obtained through its websites. The personal data subject to processing will be those considered as such in accordance with the provisions of Law No. 29733 and its Regulations (hereinafter “the Law”), and their processing will be carried out on:

  • Contact details of our clients or potential clients who wish to receive information about our services, our events, or who wish to subscribe to newsletters that we may offer.
  • Visitors to our websites.
  • Applicants for job positions or training opportunities.

Osterling Lawyers is the owner of one or more databases containing personal data obtained on our website and therefore acts as the Data Controller and guarantees the appropriate processing in accordance with the principles established in the Law, adopting adequate and sufficient information security measures. Your personal data, according to its purpose, may be included in the databases of “Clients”, “Applicants”, or “Web Users”.

The personal data requested in the contact form is necessary to attend to your inquiries or requests; without them, we will not be able to assist you. Your personal data will be stored indefinitely or until you request their cancellation through the exercise of your ARCO rights.

Personal data we collect

Through our website, we collect the following types of personal data:

  • Identifying data: Name, gender, position, organization, job responsibilities, telephone number, address, email address.
  • Sensitive data: In accordance with labor legislation requirements, we may request sensitive personal data necessary for job applications.
  • Device data: Internet Protocol (IP) address of the computer, unique device identifier (UDID), cookies, and other data linked to a device, as well as data about the use of our websites (Usage Data).


Purpose of Processing

The purposes for which we use personal data, and the legal bases for such processing, are as follows:

  • To respond to inquiries about our services and to address requests and other communications received from our clients and potential clients.
  • In the case of our clients, to execute operations related to the services and manage the contractual relationship so that we can fulfill our obligations.
  • For the correct, adequate, and safe operation of our websites, we use device data.
  • To comply with legal obligations according to the applicable regulatory framework, such as labor regulations, compliance, and other sectoral regulations.

We must inform you that, in order to fulfill the aforementioned purposes, Osterling Lawyers may entrust the processing of your personal data to third-party providers; likewise, we inform you that some of the providers that provide us with services involving the processing of your data are located abroad, which implies the cross-border flow of personal data. Our providers correspond to AWS-Amazon Web Services Inc., a subsidiary of Amazon Com Inc., Microsoft Corporation; Lemontech, and Dropbox, who provide us with cloud storage services and necessary management tools for the contractual relationship and provision of services, and whose servers are located in the United States.

For more information and to exercise your ARCO rights, you can send a communication to our address or email us at

This privacy policy may be updated regularly, which will be notified to our users through the contact means provided and through its publication on our website.