[Fwd: AW: UB-Tree's and patents]

From: Justin Clift <justin(at)postgresql(dot)org>
To: PostgreSQL Hackers Mailing List <pgsql-hackers(at)postgresql(dot)org>
Subject: [Fwd: AW: UB-Tree's and patents]
Date: 2002-04-05 15:27:59
Message-ID: 3CADC27F.7D26DF58@postgresql.org
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Hi everyone,

For anyone who's interested in the patent status of UB-Tree's, here is
further info.

:-)

Regards and best wishes,

Justin Clift

-------- Original Message --------
Subject: AW: UB-Tree's and patents
Date: Thu, 4 Apr 2002 17:41:10 +0200
From: "Rudolf Bayer" <bayer(at)in(dot)tum(dot)de>
To: "Justin Clift" <justin(at)postgresql(dot)org>
CC: "Christian Roth" <roth(at)transaction(dot)de>

the UB-tree has been patented in Europe (PCT) and the US,
both patents have been awarded.
the Patent application has been filed in Japan, but processing is not
compleatet yet.
A first commercial implementation is available in the product
TransBase Hypercube from
TransAction SW GmbH
contact Dr. Roth ++49 89 62709 170
regards,
R. Bayer

*********************************************************************
Prof. Rudolf Bayer, Ph.D. Phone: ++49 89 48095 171
Institut fur Informatik Fax: ++49 89 48095 170
Technische Universitat Munchen email: bayer(at)in(dot)tum(dot)de
Orleansstr. 34 home: http://www3.in.tum.de
81667 Munchen

> -----Ursprungliche Nachricht-----
> Von: Justin Clift [mailto:justin(at)postgresql(dot)org]
> Gesendet: Dienstag, 2. April 2002 22:08
> An: bayer(at)informatik(dot)tu-muenchen(dot)de; Stefan Reich
> Betreff: UB-Tree's and patents
>
>
> Hi Prof. Rudolf,
>
> There seems to be some confusion in the Open Source software community
> as to whether the algorithms/concepts/etc for UB-Tree's are patented or
> not.
>
> Do you know of anywhere we can find information about it's patent
> status?
>
> :-)
>
> Regards and best wishes,
>
> Justin Clift
>
> --
> "My grandfather once told me that there are two kinds of people: those
> who work and those who take the credit. He told me to try to be in the
> first group; there was less competition there."
> - Indira Gandhi
>

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