AD-EX TRANSLATIONS

Association of Hungarian Inventors

AWIN NETWORK Legal Services Center

Browse the International Patent Classification system unofficial version of the IPC

BTG - management of intellectual property rights

Copyright Brem & Borer

Cruzeiro/Newmarc Patentes e Marcas Ltda.
C&S InterPatents

Danish Tecnological Institute

Deutsche Patentanwaltskammer
D'Agostini Organizzazione - unofficial version of the IPC 
Edinburgh Engineering Virtual Library (EEVL)

ENGINEERING ELECTRONIC LIBRARY (EELS)

Engineering Information Inc.

Faculdade de Engenharia da Universidade do Porto

French jurisprudence database

GLOBAL IP ESTIMATOR

Gowling, Strathy & Henderson

Intellectual Property Information from Japan

International Innovation Services Ltd (UK)

Inventa Brasil

Japanese Language Services Ltd
National Computer Board, Singapore
Patentassessor (DE)
Patent Awards
PatentPro
Patnet - Convey Srl - Consorzio per il trasferimento tecnologico
RWS Translations Ltd
SBH - Footwear Marketing Group
Search the US Patents USPTO Web Patent Databases
SGA² management of annuities
Swedish Inventors' Association
Sweet & Maxwell - legal publishers
Technical Translations Agency
Technology Innovation and Environmental Support 
U.S. Patent FAQ by Da Vinci Design Resource
Young Inventors Network