S.Res. 92 · 114th Congress A resolution designating February 28, 2015, as "Rare Disease Day". StagePassed chamber resolution SponsorSherrod Brown Introduced2015-02-27 Latest action2015-02-27 · Introduced in Senate Follow Summary Text Subjects Cosponsors (6) Votes (0) Actions Cosponsors (6) John Barrasso Current member Senate WY Republican Christopher Coons Current member Senate DE Democrat Dianne Feinstein Former member Senate CA Democrat Elizabeth Warren Current member Senate MA Democrat Sheldon Whitehouse Current member Senate RI Democrat Roger Wicker Current member Senate MS Republican