links

The true creator is necessity, which is the mother of our invention.

Platon, eigentlich Aristotkles

General

Austria www.ris.bka.gv.at www.patentamt.at
International www.dpma.de www.depatisnet.de www.epo.org ep.espacenet.com www.wipo.int oami.europa.eu www.patentepi.com www.delphion.com www.cas.org www.uspto.gov www.bl.uk www.ipo.org www.lesi.org www.aipla.org www.autm.net

Marketplaces, Magazines

www.alpha-patentfonds.de www.open-ip.org www.ipmarket.com www.markenbusiness.com