SEC Filing (S-3) - Registration Statement - Specified Transactions

dffn20200924_s3.htm As filed with the Securities and Exchange Commission on September 25, 2020. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 DIFFUSION PHARMACEUTICALS INC. (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation or Organization) 30-0645032 (I.R.S. Employer Identification Number) 1317 Carlton Avenue Suite 200 Charlo