[X3D-Public] US Patent 6,754,400

John Carlson john.carlson3 at sbcglobal.net
Sat Apr 30 20:29:18 PDT 2011

You can find some information here, but I think it was to use a cube as background not a sphere.  I'm not really sure what the difference is.


On Apr 30, 2011, at 1:55 AM, Tom Sparks wrote:

> I have found a Patent witch may affect X3D and VRML97 background node ,
> You can read about the patent here (http://www.google.com/patents/about?id=KjQSAAAAEBAJ&dq=6,754,400)
> the IVRPA is fund a case to invalided this patent ( http://ivrpa.org/patent )
>  the IVRPA is asking for information to invalided this claim the lawyers want pre February 2001
> --
> tom_a_sparks "It's a nerdy thing I like to do"
> Please use ISO approved file formats excluding Office Open XML - http://www.gnu.org/philosophy/no-word-attachments.html
> 3 x (x)Ubuntu 10.04, Amiga A1200 WB 3.1, UAE AF 2006 WB 3.X, Sam440 AOS 4.1
> _______________________________________________
> X3D-Public mailing list
> X3D-Public at web3d.org
> http://web3d.org/mailman/listinfo/x3d-public_web3d.org

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://web3d.org/pipermail/x3d-public_web3d.org/attachments/20110430/6fba42b4/attachment.html>

More information about the X3D-Public mailing list