prediscovery

adjective

pre·dis·cov·ery ˌprē-di-ˈskə-v(ə-)rē

variants or pre-discovery

: existing or occurring before discovery: such as

: existing or occurring before the discovery of an astronomical object

found a prediscovery photograph of the comet

searched for reports of pre-discovery sightings

law : occurring or existing prior to discovery (see discovery sense 3) in a lawsuit

First, pre-discovery summary judgment motions are usually premature and hence disfavored.

Bourbeau v. Jonathan Woodner Co., 600 F. Supp. 2d 1 (2009)