creo3 config.pro option documentation for: INTF3D_OUT_PARAMETERS 
intf3d_out_parameters
all
*
, none
, designated
Exports the meta data of Creo
parts and assemblies as parameters. This configuration option is available as the Include parameters in export
3D data exchange setting in the PTC Creo Parametric Options
dialog box.
all
- Exports the meta data as parameters of the models.
none
- Meta data of the models are not exported.
designated
- Exports only the designated meta data of the models as parameters.