Huntington Alloys Corporation versus Union of India & Ors. (2026:BHC-OS:9464-DB)
In a notable decision emphasizing the principles of natural justice and administrative transparency, the Bombay High Court has set aside a patent refusal order issued on the ground that the invention related to atomic energy. The decision underscores that even in sensitive areas involving atomic energy and national security, the government authorities must provide reasoned justifications in their orders when rejecting patent applications.
Background of the Case
The case involved Huntington Alloys Corporation (a US-based company), which filed a patent application for an industrial alloy designed for use in high-temperature boiler systems. During the examination process, the Controller of Patents referred the application to the Department of Atomic Energy (DAE) under Section 4 of the Patents Act, 1970, which prohibits the grant of patents for inventions relating to atomic energy as defined under Section 20(1) of the Atomic Energy Act, 1962.
In April 2021, the DAE issued a brief, one-paragraph opinion stating that the invention “does relate to Atomic Energy” and directed the Patent Office to reject the application. The Deputy Controller subsequently rejected the patent without providing any detailed technical reasoning or analysis. Aggrieved by the rejection of their patent application and a lack of transparency, Huntington Alloys moved the Bombay High Court via a writ petition.
Court’s Key Observations
The Division Bench of the Bombay High Court, comprising Justices Bharati Dangre and Manjusha Deshpande, examined three primary issues:
- Whether a patent refusal under Section 4 can be sustained without adequate reasons.
- Whether the Department of Atomic Energy (DAE)’s determination that an invention “relates to atomic energy” must be supported by reasoning, despite the government’s final authority on the matter.
- Whether the absence of reasons violated the applicant’s rights under Section 65(2) of the Patents Act, particularly the opportunity to amend the specification.
The Court held that while Section 4 imposes a statutory bar on inventions relating to atomic energy, the exercise of this power cannot be arbitrary or unreasoned. A cryptic order merely repeating the statutory language fails to meet the standards of administrative law and prevents the applicant from understanding the basis of rejection or effectively challenging it.
The judgment aligns with a consistent line of rulings from various High Courts emphasizing that every adverse administrative order affecting valuable intellectual property rights must be reasoned. The Court also permitted the petitioner to submit additional materials for fresh consideration.
Significance of the Ruling
This decision strengthens procedural safeguards in India’s patent regime, particularly for technologies relating to sensitive areas. It sets a clear precedent for the Patent Office and DAE that blanket refusals without technical justification are unsustainable.
For inventors and corporations working in advanced materials, nuclear-adjacent technologies, or high-performance alloys, the Court order provides greater predictability and transparency. It also highlights the evolving balance between national security interests and the need for reasoned governance in intellectual property matters.
The Bombay High Court ordered the DAE and Patent Office to reconsider the application afresh through a reasoned order, effectively remanding the matter for proper adjudication.
This judgment is expected to influence future cases involving Section 4 refusals and reinforces India’s commitment to transparent administrative practices even in strategically sensitive sectors.







