“G. E. P. A. N.”
This is an article regarding the history of the two UFO research organisations of the French Government (CNES), GEPAN and SEPRA:
GEPAN (founded in May 1977) (1977-1988) was replaced by SEPRA in November 1988 (1988-2004), according to the article.
GEIPAN, the current UFO research organisation, was founded in September 2005.