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Pharmaceutical company Allergan has survived an attempt by hedge fund Ferrum Ferro Capital (FFC) to invalidate a patent covering its Combigan (brimonidine and timolol) drug after the Patent Trial and Appeal Board (PTAB) opted not to institute an inter partes review (IPR).
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Ferrum Ferro Capital; Allergan; PTAB; IPR; USPTO; Combigan; glaucoma