International Directory of IP Law Firms 2001 is a unique reference source listing full contact details of over 1,000 of the worlds leading intellectual property law firms. Long description = International Directory of IP Law Firms 2001 is a unique reference source listing full contact details of over 1,000 of the worlds leading intellectual property law firms. Now in its 5th Edition the International Directory of IP Law Firms 2001 has been updated with hundreds of new entries. Listed alphabetically by country locating a colleague overseas has never been so simple.