This is an announcement for the paper "Examples of infinite dimensional Banach spaces without infinite equilateral sets" by Eftychios Glakousakis and Sophocles Mercourakis. Abstract: An example of an infinite dimensional and separable Banach space is given, that is not isomorphic to a subspace of l1 with no infinite equilateral sets. Archive classification: math.FA Mathematics Subject Classification: Primary 46B20, Secondary 46B04 Remarks: 22 pages Submitted from: smercour@math.uoa.gr The paper may be downloaded from the archive by web browser from URL http://front.math.ucdavis.edu/1502.02500 or http://arXiv.org/abs/1502.02500