Re: SUID Patent (was RE: SCO: "thread creation is about a thousand ti mes faster than on)

From: Alexander Viro (
Date: Tue Aug 29 2000 - 08:31:54 EST

On Tue, 29 Aug 2000, Marty Fouts wrote:

> Unfortunately, you are incorrect. DMR did receive a US Patent (Patent
> #4135240) on the SUID bit. There is at least on text on Unix security that
> contains a copy of the patent in an appendix.

"Didn't happen" was about "and refuse to license" bit ;-) Would be a
better world...

[I wrote]
> Erm... That would be a nice way to bury one's mistake - patent it and
> refuse to license ;-) Unfortunately, didn't happen...

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