EVOK EVOKE PHARMA INC Investments/Divestments 8-K Filing 2023 - Patent Issuance Evoke Pharma announced the issuance of a U.S. patent for GIMOTI nasal spray, which will expire in 2029 and covers the nasal solution of metoclopramide and its characteristics when formulated.Get access to all SEC 8-K filings of the EVOKE PHARMA INC