** UBS downgrades French drugmaker Ipsen IPN.PA to "neutral" from "buy", cuts PT by 16% to 125 euros
** Says Cabometyx, one of Ipsen's key drugs, faces patent cliff in 2029, which might erode group sales
** Warns of limited scope from late-stage pipeline to offset revenue loss from Cabometyx patent expiry
** Says M&A track record of IPN shows mixed results, adding uncertainty around offsetting impact of patent expiry
** 5 of 14 analysts rate stock "strong buy" or "buy", 7 "hold" and 2 "strong sell" or "sell" - LSEG data
(Reporting by Lucie Barbier)
((Email: lucie.barbier@thomsonreuters.com))