[Mesa-dev] [PATCH mesa] docs: fix patent url

[Emil Velikov]

On 20 February 2018 at 17:20, Chuck Atkins <chuck.atkins at kitware.com> wrote:
> FWIW, the patent should expire this June in which case it should no longer
> be an issue.
>
I think you're confusing "application fill-in date" with "date patent
issued". Former is in 1998, while latter in 2003.
Exact dates and document numbers are below.

Alternatively the USPTO website has a slightly cleaner, IMHO, information.

* 1998-06-16  US09098041
* 2003-11-18  US6650327B1

-Emil

[1] http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=6,650,327.PN.&OS=PN/6,650,327&RS=PN/6,650,327