Patent violations?!

[Tom May]

Paul Perry <pfperry at melbpc.org.au> writes:

> At 12:18 PM 11/05/00 -0700, you wrote:
> >I published the "build a ten dollar harmonic sweetener" in Electronic
> Musician in
> >1987. Technically it close enough to the Aphex Aural Exicter 
> 
> Can you remember the date on the AExiter patent?
> Maybe we cd all go into production on the date it lapses!
> 
> And, what was the actual claim of the patent?

According to US Patent Number 5424488, ". . . a product made by Aphex
Systems Ltd. called an "Aural Exciter" under U.S. Pat. No. 4,150,253".

You can look this up at www.patents.ibm.com.

fTom.