Re: New NSA patent explicity mentions machine transcription

[chatski carl <chatski@gl.umbc.edu>]

On Mon, 15 Nov 1999, Tom Vogt wrote:
....
> does anyone know whether or not this is a modified/enhanced version of
> the mechanism described in patent 5,418,951 (of 1995) ?
>... if so, the basic mechanisms is surprisingly simple. a working
> implementation of this can run in one or two thousand lines of C code,
> though runtime requirements, especially on memory, are prohibitive
> without optimization.

I am surprised that the content of an important patent would be available
to the public.
There are mechanisms for patenting and classifying simultaneously.
Why was this not done in this case?
- Carl