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Thursday, February 26, 2026

Delhi High Court Rules Patent Revocation Proceedings Persist Post-Expiry and Despite Section 107 Defence

In Boehringer Ingelheim Pharma v. Controller of Patents, the Delhi High Court affirms that revocation petitions under Section 64 survive patent expiry and are not barred by invali…

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Delhi High Court Rules Patent Revocation Proceedings Persist Post-Expiry and Despite Section 107 Defence
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The Delhi High Court has clarified critical aspects of patent law by holding that revocation petitions under Section 64 of the Patents Act can continue even after the patent has expired. Additionally, the court ruled that raising an invalidity defence under Section 107 in an infringement suit does not extinguish the r…
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Delhi High Court Rules Patent Revocation Proceedings Persist Post-Expiry and Despite Section 107 Defence The Delhi High Court has clarified critical aspects of patent law by holding that revocation petitions under Section 64 of the Patents Act can continue even after the patent has expired. Additionally, the court ruled th... Read the full IIPLA article: https://iipla.org/news/delhi-high-court-rules-patent-revocation-proceedings-persist-post-expiry-and-despite-section-107-defence

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