Key Amendments in the Patents Act Facilitating IPAB’s Function

When India set out to modernize its patent system in the early 2000s, the goal was clear: create a dedicated, expert body to handle the growing volume of patent disputes without burdening the High Courts. The Patents (Amendment) Act, 2002 and the Patents (Amendment) Act, 2005 were the legislative tools that made this possible. Together, they restructured the appellate machinery under the Patents Act, 1970, and paved the way for the Intellectual Property Appellate Board (IPAB) to function as a specialized tribunal for patent disputes in India. Understanding these amendments is essential for anyone studying Indian patent law – they represent a deliberate shift toward specialized judicial processes for intellectual property matters.

The backdrop: why India needed to amend its patent law 🔗

The Patents Act, 1970 was India’s foundational statute for patent protection. However, as India became a signatory to the TRIPS Agreement (Trade-Related Aspects of Intellectual Property Rights) under the WTO, it was obligated to align its domestic patent laws with international standards. This triggered a series of three amendments – in 1999, 2002, and 2005 – each addressing a different layer of TRIPS compliance.

The 1999 amendment was primarily about enabling product patent applications in pharmaceuticals and agrochemicals (via the “mailbox” mechanism). The 2002 amendment went further – it introduced a uniform 20-year patent term for all categories of inventions and, critically for our purposes, inserted the provisions that would define IPAB’s role in the patent appeals process. The 2005 amendment then completed India’s TRIPS compliance, particularly by extending product patent protection to pharmaceuticals, and fine-tuned the appellate framework further.

The Patents (Amendment) Act, 2002: inserting Chapter XIX 🔗

The 2002 amendment was the first to formally designate the IPAB as the Appellate Board for purposes of the Patents Act. It inserted Chapter XIX into the Patents Act, 1970 – a new chapter containing sections 116 through 117H – which laid down the entire framework for patent appeals before the Board.

Section 116: defining the Appellate Board 🔗

Section 116, as inserted by the 2002 amendment, defined the “Appellate Board” to mean the Intellectual Property Appellate Board established under Section 83 of the Trade Marks Act, 1999. This was significant because the IPAB was not a body created exclusively for patents – it was already in existence for trademark matters and was now being extended to cover patent disputes as well. The IPAB had been constituted by a gazette notification on 15 September 2003, and the 2007 notifications issued by the Ministry of Commerce and Industry then formally transferred appellate powers under the Patents Act from the High Courts to the IPAB.

Section 117A: the right of appeal 🔗

Section 117A was the core provision that created a statutory right of appeal to the IPAB from specific decisions and orders of the Controller of Patents. Before this amendment, a party aggrieved by the Controller’s order could only appeal to the High Court. The 2002 amendment changed this – it redirected those appeals to the IPAB, a body with technical and legal expertise specifically suited to patent matters.

The types of orders appealable under Section 117A included refusal of a patent application, orders requiring amendment of specifications, directions to co-owners of patents in matters of licensing or sale, orders relating to restoration of patents, compulsory licensing orders, and post-grant opposition orders under Section 25(4). This was a deliberate effort by the legislature to provide specialized adjudication in patent cases and reduce the burden on High Courts, which often lacked dedicated patent expertise.

Section 117G: transfer of pending cases 🔗

Section 117G was a transitional provision with practical significance. It directed that all appeals pending before any High Court against Controller decisions, as well as revocation proceedings (other than counterclaims in infringement suits), would be transferred to the Appellate Board from a date to be notified by the Central Government. The IPAB had the authority to either proceed with transferred matters de novo or continue from the stage at which they were transferred. This provision ensured continuity and avoided duplication of proceedings during the transition from the old High Court-centric model to the new IPAB-led framework.

The Patents (Amendment) Act, 2005: refining the appellate structure 🔗

While the 2002 amendment established the structural framework for IPAB’s jurisdiction, the 2005 amendment refined and corrected several provisions. It was the third and final major amendment to bring India into full TRIPS compliance, and it also made targeted changes to the appellate provisions introduced in 2002.

Amendments to Section 25 and appellate scope 🔗

One of the more nuanced changes in 2005 involved Section 25, which deals with opposition to patent grants. The 2005 amendment clarified that no appeal lies to the IPAB from pre-grant opposition orders. This is because the mechanism for post-grant opposition remained available to opponents. The rationale was straightforward: a party who loses a pre-grant opposition still has the option of filing a post-grant opposition under Section 25(4), which is itself appealable to the IPAB. This distinction became legally significant in cases such as Span Diagnostic v. Assistant Controller (2008), where a High Court applied Section 117G to transfer an appeal from a pre-grant proceeding – an approach that created interpretive ambiguity about the scope of IPAB’s jurisdiction over pre-grant matters.

Revocation proceedings before the IPAB 🔗

The 2005 amendment also affirmed IPAB’s jurisdiction over revocation proceedings under Section 64 – except where revocation was sought as a counterclaim in an infringement suit pending before a High Court. This distinction was maintained to preserve the High Court’s jurisdiction over infringement suits while giving the IPAB exclusive original jurisdiction over standalone revocation petitions. The 2005 amendment to Section 117D also explicitly included revocation proceedings in the category of matters that could be filed before the IPAB, treating revocation as a form of rectification of the patent register.

Composition of the Appellate Board 🔗

Both amendments together defined the composition of the IPAB for patent-related matters. Section 116(2), as amended, specified that the IPAB when hearing patent appeals would consist of one judicial member and one technical member. The technical member was required to have expertise in the relevant field of the patent in question. This composition was a deliberate design choice – it ensured that the Board could evaluate both the legal and scientific dimensions of patent disputes, a capability that general High Court benches often lacked. Notably, the IPAB was headquartered in Chennai and conducted hearings on rotation in Delhi, Mumbai, Kolkata, and Ahmedabad.

Why these amendments were significant 🔗

Taken together, the 2002 and 2005 amendments represented a meaningful shift in how India approached patent dispute resolution. Before these amendments, patent appeals went to the High Court – a forum that was not specifically equipped to handle the technical complexity of patent matters. The creation of a specialized appellate body was intended to accomplish three things: faster disposal of IP disputes, development of a coherent body of patent jurisprudence in India, and reduction of pendency before already overburdened High Courts.

The IPAB was empowered to hear appeals against orders of the Controller on a range of matters, and through Section 117G, it absorbed a large volume of pending matters from the High Courts. In cases like J. Mitra v. Assistant Controller of Patents and Designs (2008), courts grappled with the question of whether appeals filed before the amended provisions came into force should still be heard by the High Court – illustrating the transitional complexity that accompanied the shift to the new appellate regime.

The end of IPAB: a brief but instructive chapter 🔗

The IPAB’s role under the Patents Act came to an end in 2021. The Tribunals Reforms (Rationalization and Conditions of Service) Ordinance, 2021 abolished the IPAB altogether, along with several other tribunals. The powers the IPAB had exercised under the Patents Act – hearing appeals from Controller decisions, adjudicating revocation petitions, and rectifying the patent register – were transferred back to the High Courts. Sections 116, 117B, 117C, 117F, 117G, and 117H were omitted from the Patents Act. The word “Appellate Board” in Section 117A was replaced with “High Court,” effectively restoring the pre-2002 position with respect to the appellate forum.

The abolition reflected concerns about the IPAB’s low disposal rate and questions about its independence and functioning over the decade following its establishment. Critics noted that the mixed questions of law and fact in patent proceedings required careful adjudication – but the IPAB had struggled to deliver on this promise efficiently. The experiment with a specialized tribunal, while well-intentioned, ultimately did not achieve the scale of impact envisioned by the 2002 and 2005 amendments.

Key takeaways from the amendments 🔗

The 2002 and 2005 amendments to the Patents Act made three structural contributions to Indian patent law. First, they formally designated the IPAB as the appellate forum for patent disputes, replacing the High Court for most categories of appeals. Second, they introduced a specialized composition – combining judicial and technical expertise – for hearing patent matters. Third, they drew a clear line between the IPAB’s original jurisdiction over revocation petitions and the High Court’s continued jurisdiction over infringement counterclaims. Even though the IPAB no longer exists, understanding these amendments remains important: they shaped the architecture of India’s patent appellate system for nearly two decades and continue to inform how courts interpret the current appellate framework under the amended Patents Act.

What do you think? The IPAB was created with the specific goal of building specialized patent jurisprudence in India – but it was abolished just over a decade after becoming operational for patents. Does specialized adjudication for intellectual property disputes still make sense for India, and if so, what safeguards would make such a body more effective than the IPAB turned out to be? Was the transfer of appellate jurisdiction back to the High Courts a step forward or a step backward for India’s IP ecosystem?

References

1. https://www.wipo.int/wipolex/en/legislation/details/7620
2. https://ipindia.gov.in/writereaddata/Portal/ev/sections/ps116.html
3. https://ipindia.gov.in/writereaddata/portal/ev/sections/ps117.html
4. https://www.wipo.int/wipolex/en/legislation/details/2407
5. https://law.asia/the-role-of-the-ipab-under-the-patents-act/
6. https://www.lexcampus.in/amendments-to-the-patents-act-1970-abolishing-ipab/