try this site: http://www.patents.ibm.com/
It is a free searchengine for US and European patents. Starting with some
known patents you will find out the right key-words.
Or look in the archive of RPML; some months ago threr was a thread on this
Wolfram Oldörp (32339 Espelkamp)
Von: "klauder, constanze" <firstname.lastname@example.org>
Gesendet: Montag, 15. Mai 2000 10:15
Betreff: patent research
> Dear ladies and gentlemen, dear rp-ml members,
> my name is Constanze Klauder. I am studying mechanical engineering at
> the Gerhard-Mercator-University, Duisburg, Germany.
> I make a patent research on the laser-sintering-process.
> It would be helpful, if you could mail me, patent-numbers, you know
> already or respectivly where I can get informations about which
> materials, appliances and procedures are protected.
> My e-mail address: email@example.com
> Thank you
> For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
This archive was generated by hypermail 2.1.2 : Tue Jun 05 2001 - 23:03:29 EEST