From: "David O'Toole" <dto1138@gmail.com>
To: "Stephen J. Turnbull" <stephen@xemacs.org>
Cc: joakim@verona.se, emacs- devel <emacs-devel@gnu.org>
Subject: Re: strokes-mode and touchscreen patents? was Re: emacs and touchscreen
Date: Sun, 16 Jan 2011 10:10:21 -0500 [thread overview]
Message-ID: <AANLkTi=tA4ncw+R0qD+y_itFi3ad2O6guosOQP2SzAr9@mail.gmail.com> (raw)
In-Reply-To: <87aaj099t3.fsf@uwakimon.sk.tsukuba.ac.jp>
If I do by some chance strike it rich, I would want to fund prior art research.
On Sun, Jan 16, 2011 at 9:56 AM, Stephen J. Turnbull <stephen@xemacs.org> wrote:
> David O'Toole writes:
> > Something occurred to me today after watching my touchscreen
> > strokes-mode video. Could the gesture recognition in strokes.el either
> > 1. be threatened by patents that existed prior to 1997 (the first year
> > of copyright listed in strokes.el) or 2. qualify as prior art for
> > techniques patented later?
>
> 1. Yes. But why limit to earlier patents? It infringes patents
> granted afterward, as well. Once a patent is granted, it is the
> defendent's problem to break the patent, not the patentholder's
> problem to justify the patent. This is very costly even if you
> have rock-solid prior art.
>
> 2. Yes. But see point 1 for why this doesn't really matter to you
> unless you're really rich.
>
>
next prev parent reply other threads:[~2011-01-16 15:10 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-14 15:20 strokes-mode and touchscreen patents? was Re: emacs and touchscreen David O'Toole
2011-01-14 17:02 ` Tassilo Horn
2011-01-14 18:26 ` Stefan Monnier
2011-01-15 22:00 ` David O'Toole
2011-01-17 6:00 ` Richard Stallman
2011-01-16 14:56 ` Stephen J. Turnbull
2011-01-16 15:10 ` David O'Toole [this message]
2011-01-17 6:00 ` Richard Stallman
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