There is a superb converter for JT format called UNIVERSAL CATIA to JT CADverter that can export many of the available CAD files to JT format. But you can probably find more of such CAD converters.
Convert CATIA product description document to JT Open CAD 3D model format.
We found 7 software records in the database related to .catproduct to .jt file format conversion.
Microsoft Windows software - convert catproduct to jt on Windows
A PLM/CAD/CAM/CAE software suite
Convert from catproduct file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned catproduct to jt. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A CAD converter with huge format support
A CAD translator for CATIA
A 3D CAD translation softwate
A dedicated CAD converter
A 3D product data optimalization software
On-line services software - convert catproduct to jt on web
An online CAD conversion service