[Simh] ka655/ka655x + copyright/licensing issues

[Peter Lund]

On Wed, 2007-08-29 at 15:00 -0400, Rich Alderson wrote:

> 14 years is patents, which used to be non-extensible.

It has changed many times.  I believe the current limit is 17 or 20
depending on the circumstances.  In the Patent Act of 1790 it was
variable (up to 14 years + a possible extension).

http://en.wikipedia.org/wiki/Term_of_patent_in_the_United_States


>   Copyrights used to be 28
> years with possible extension for an additional 28.

Copyright was indeed 14 + 14 according to the Copyright Act of 1790.

http://en.wikisource.org/wiki/Copyright_Act_of_1790
http://en.wikipedia.org/wiki/Copyright_Act_of_1790

(mostly their own, updated ersion of the Statute of Anne)

http://en.wikipedia.org/wiki/Statute_of_Anne

-Peter (definitely not a lawyer either)