Re: Can one still use LUA in printer machines? (Patent question)

[Enrico Colombini <erix@...>]

On 12-Dec-16 16:52, Javier Guerra Giraldez wrote:
> how is this different from the use of PostScript? it is a programming
> language that interacts with the printer's firmware and modifies its
> behaviour.

Many years ago a firm I knew got sued by a competitor for their use of 
RS-232 to connect a textile machine to a computer. The competitor had 
patented it (just the use of RS-232 for that type of machine, not the 
protocol) and won. They were not very happy about it.

--
  Enrico