Introduction
In merger and acquisition (M&A) transactions, particularly those involving entities with a focus on innovative technologies and research and development, the valuation of a company’s patent portfolio is crucial. However, the process of patent due diligence often becomes a mere verification task, focusing on the quantity and status of patents—how many patents are owned, how many applications are pending, and the existence of ongoing disputes. While these factors are significant, the true value and potential risks associated with a patent portfolio often lie in more subtle details such as prosecution history, patent assignments, and the handling of confidential R&D data.
Hidden Risks in Patent Due Diligence
Experienced transaction attorneys understand that the most substantial issues related to patents are not immediately visible on the patent certificate. These issues are typically uncovered through thorough patentability searches, freedom to operate (FTO) analyses, and reviews of employment and service agreements to ensure rightful transfer of inventions. Additionally, scrutiny of assignment records, prosecution histories, annuity records, and opposition proceedings can reveal critical details. A patent portfolio may initially seem impressive, projecting a robust innovation base, but closer examination often tells a different story.
Ownership and Assignment Issues
One primary concern in transactions is patent ownership, especially if the target company has undergone multiple acquisitions or possesses a significant R&D division. Issues related to inventor assignments and historical transfers often only surface during due diligence. Gaps in the chain of title are not uncommon, particularly in businesses that have restructured, received external investments, or developed technology through consultants. Missing inventor assignments or unrecorded executed assignments might complicate ownership verification, a critical factor when patents are core business assets.
Scope and Enforceability of Patent Rights
Another essential consideration is whether the patent rights are as broad and enforceable as the seller claims. Often, parties focus on granted claims, overlooking the examination record, which may reveal substantial amendments made during prosecution to overcome prior art or objections under Sections 2(1)(j), 2(1)(ja), or 3 of the Patents Act, 1970. This narrowing of claims can significantly impact the commercial scope of the protection offered by the patent.
Pending Applications and Compliance Challenges
In technology-driven businesses, a significant portion of value may be tied to pending patent applications. It’s crucial to assess not only the existence of these applications but also their potential for approval, as applications with substantial patentability objections may not provide the exclusivity anticipated in the transaction model. Furthermore, compliance issues, such as discrepancies in renewal fee payments or inventorship details, can arise during due diligence, requiring time and resources to rectify.
Evaluating Patent Utilization
The real-world utilization of patents is another key factor. The valuation of a patent portfolio can be inflated by so-called “paper-patents,” which are not practically utilized. Assessing the proportion of patents actually used in the company’s products and potential licensing opportunities is vital. Furthermore, the company may own patents covering product aspects while remaining vulnerable to third-party patent rights, particularly in sectors involving multiple technologies.
Conclusion
Patent due diligence is not merely about counting patents but understanding their strategic value and the risks they may pose. It involves evaluating whether patents support revenue-generating technologies and contribute to the company’s market position. The genuine valuation of a patent portfolio during M&A transactions is often hidden in patent specifications, R&D documents, and the company’s relationships with employees and vendors. Addressing these issues early in negotiations can prevent costly complications later.
About the Author: Shrimant Singh is a Senior Partner at S&A Law Offices.
Disclaimer: The opinions expressed in this article are those of the author and do not necessarily reflect the views of Bar & Bench.
