Sterlite Technologies Wins European Patent Dispute Against Fujikura; EPO Revokes Patent

Sterlite Technologies Limited (STL) announced that it has secured a final and non-appealable victory in its European patent dispute with Fujikura Ltd. The ruling by the European Patent Office (EPO) Technical Board of Appeal revokes Fujikura's European Patent EP 3796060 in its entirety, bringing the UK patent dispute between the two companies to a close in STL's favour. 

EPO Rules in Favour of STL 

The EPO Technical Board of Appeal, following a hearing held on June 24, 2026, issued a final and binding decision revoking Fujikura's European Patent EP 3796060 in full. 

According to STL, the ruling resolves the patent dispute in the UK in its favour and reinforces the company's intellectual property (IP) position in global markets. 

Business Implications of the Ruling 

The company said the ruling is expected to strengthen its position in the optical connectivity market across the UK and Europe. 

STL also stated that the decision highlights its ability to protect and defend its intellectual property across key markets, including North America, Europe, the Middle East and Africa (MEA), India, and other international regions. 

The company currently has a portfolio of 785 patents spanning major global markets and said its innovations are backed by decades of research and development. STL added that its vertically integrated "Glass to Data Center" capabilities help deliver quality control and supply chain resilience for customers. 

Read More: Sterlite Technologies Share Price Locked in 5% Upper Circuit; QIP Opens at ₹613.69 Floor Price 

Management Commentary 

Commenting on the development, Dr. Badri Gomatam, Group Chief Technology Officer (CTO), STL, said the company respects innovation and intellectual property and actively protects its IP globally. 

He added that the ruling by the EPO's highest appellate body validates the strength of STL's research and development capabilities and its global intellectual property portfolio. 

Sterlite Technologies Share Price Performance 

As of July 10, 2026, Sterlite Technologies share price closed at ₹543.05 per share on the NSE, down 2.04% for the day. The stock opened at ₹550.25, touched an intraday high of ₹554.20, and a low of ₹533.45.  

The company's market capitalisation stood at ₹28,007.34 crore. 

Conclusion 

The EPO's final ruling marks a significant legal victory for STL by resolving its patent dispute with Fujikura in Europe. The company believes the decision strengthens its intellectual property position and supports its optical connectivity business across global markets. 

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