Lakshmikumaran & Sridharan

Lakshmikumaran & Sridharan (L&S) is a full-service Indian law firm specialising in IP, tax, corporate, commercial, competition, environmental and international trade law. Over its 33-year history, the firm has grown globally through its 42 partners and more than 300 professionals across 11 offices in India and abroad. The firm is well known for its high ethical standards, the quality of its work and its transparency in all business dealings.

Recent accolades

Chambers & Partners Asia Pacific:

  • Ranked Firm (2018) – Band 2: Intellectual Property.
  • Ranked Lawyer (2018).
  • Band 2-IP Litigation: R Parthasarathy.

Chamber & Partners Global:

  • Ranked Firm (2018) – Band 1: Life Sciences.
  • Ranked Lawyer (2018) – Band 2-IP Litigation: R Parthasarathy.

Asia Law:

  • IPR: Recommended (2018 & 2019).
  • IP Leading Lawyer: Malathi Lakshmikumaran; R Parthasarathy (2018).
  • Market Leading Lawyer (IP): Malathi Lakshmikumaran; R Parthasarathy (2019).

Global IP Convention:

  • Malathi Lakshmikumaran – Award of Excellence for invaluable service in the field of innovation and intellectual property.

Legal Era 2019:

  • Best Patent Law Firm of the Year.
  • IP Star – Women of the Year: Malathi Lakshmikumaran.

IP practice

L&S has more than 75 specialist IP professionals offering clients end-to-end assistance in seeking, securing and enforcing IP rights in India. The core focus of the firm lies in handling all types of IP litigation, preparation and prosecution of patent, trademark, design and plant variety protection applications.

The dedicated IP team also collaborates with the firm’s other practice areas in M&A transactions, competition law matters and issues relating to taxation of intangibles. L&S is one of the few highly recommended IP firms in India for prosecution. Many of the firm’s leading individuals are independently ranked in the IAM Patent 1000, which consistently lists L&S among the silver-tier firms for IP litigation.


L&S assists clients in the unique and challenging aspects of patent and trade secret law in India. The firm’s IP team of patent agents, technical professionals and lawyers provides a seamless service – from initial consultation and the preparation and prosecution of patent applications to enforcement. The team’s diverse industry and scientific background means that it can handle all areas of technology, including software and information technology, electronics and telecommunications, mechanical engineering, chemistry and life sciences.

The firm’s IP litigation team has handled several high-profile patent litigations in India. It also provides support in international litigation and is engaged in the drafting and filing of international applications for several multinational companies.

Trademarks, domain names and unfair competition

L&S provides comprehensive, cost-effective services to protect trademark rights, with an emphasis on enforcement against infringement, passing off and unfair competition. The firm has fortified its reputation for building and managing the trademark portfolios of several clients. The firm’s experience in preventing counterfeiting and the expertise of its professionals in IT, internet and privacy law are drawn on when protecting domain names; engaging in internet monitoring services to identify trademark infringements, cybersquatting and counterfeiting activities; and assisting in appropriate measures such as takedown notices.

Copyright, designs, related rights and open source

L&S offers services in the securitisation and enforcement of copyright and design protection in India. Civil and criminal enforcement for infringement – particularly in the digital context – forms the core capability of the firm’s litigation team.

The firm advises on the preparation of software and website development agreements and website hosting agreements, and consults on collectively administered rights, including through copyright societies.

The firm also specialises in assessing open-source software, advising clients on managing associated legal risks and assisting clients in complying with open-source-related obligations.

Plant variety protection

L&S has unparalleled technical and legal expertise in the protection and enforcement of plant variety protection rights in India. With years of experience working with clients that are active in the crops, fruit, seed and horticultural fields, the firm’s experienced team handles the preparation and prosecution of plant variety protection applications, opposition proceedings, infringement suits and the negotiation and drafting of R&D contracts.

Regulatory law and intellectual property

L&S is unique in having the expertise and experience to ensure that the development and exploitation of intellectual property comply with various regulatory laws, including biodiversity laws, export controls and industrial licensing requirements.

Contact details

Lakshmikumaran & Sridharan
B-6/10 Safdarjung Enclave
New Delhi 110029

Professional contacts

Other offices

  • Ahmedabad
  • Allahabad
  • Bangalore
  • Chandigarh
  • Chennai
  • Gurgaon
  • Hyderabad
  • Kolkata
  • London
  • Mumbai
  • Pune

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