German co’s patent for asthma drug revoked – Times of India

German co's patent for asthma drug revoked
Times of India
MUMBAI: India's Patent Office has revoked a patent on asthma drug, Spiriva (tiotropium bromide monohydrate) held by German major Boehringer Ingelheim on an opposition filed by generic company, Cipla. The patent was revoked on grounds that it lacks …

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