| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Chapman Flack <chap(at)anastigmatix(dot)net> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Tsunakawa, Takayuki" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com>, 'Nico Williams' <nico(at)cryptonector(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, David Fetter <david(at)fetter(dot)org>, 'Craig Ringer' <craig(at)2ndquadrant(dot)com>, "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: How can we submit code patches that implement our (pending) patents? |
| Date: | 2018-07-23 14:25:17 |
| Message-ID: | 20180723142517.GG9200@momjian.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
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| Lists: | pgsql-hackers |
On Mon, Jul 23, 2018 at 10:13:48AM -0400, Chapman Flack wrote:
> On 07/23/2018 10:01 AM, Bruce Momjian wrote:
>
> > And the larger question is whether a patent free for use by software
> > under any license can be used in a defensive way. If not, it means we
> > have no way forward here.
>
> Isn't 'defensive', in patent-speak, used to mean 'establishing prior
> art usable to challenge future patent claims by others on the same
> technique'?
>
> Is there any way that conditions of use, or lack of them, on an
> existing patent, would make it unusable in that context?
It doesn't have to be a patent on the same technique; this URL was
referenced in the thread:
https://en.wikipedia.org/wiki/Defensive_termination
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ As you are, so once was I. As I am, so you will be. +
+ Ancient Roman grave inscription +
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