FTL patent.

David Woodhouse David.Woodhouse at mvhi.com
Wed May 12 11:32:08 EDT 1999

dhinds at zen.stanford.edu said:
>  I've recently learned that there is a fairly annoying encumberance
> associated with FTL: while it is now part of the PCMCIA standard, it
> is patented and M-Systems grants a royalty free license for its use
> *only* for PCMCIA devices.  So technically, it appears that any use of
> FTL for non-PCMCIA devices is a patent infringement.

> The patent claims are broad enough that I don't see any straighforward
> way of writing a free non-FTL translation layer.  But I'm not a patent
> lawyer, and don't really know what can and can't be gotten away with. 

alex at signum.se said:
>  Note that there *might* be patent problems using this code in the US.

Is this _just_ a US problem, or are the patents applicable world-wide?

Could we get away with inserting a check so that the FTL code is only allowed to 
be used with PCMCIA devices, (which can conveniently be disabled with a 
single-line patch)

----                                 ----                                 ----
David Woodhouse        David.Woodhouse at mvhi.com       Office: (+44) 1223 810302
 Project Leader,     Process Information Systems      Mobile: (+44) 976 658355
    Axiom (Cambridge) Ltd., Swaffham Bulbeck, Cambridge, CB5 0NA, UK.
             finger dwmw2 at ferret.lmh.ox.ac.uk for PGP key.

To unsubscribe, send "unsubscribe mtd" to majordomo at imladris.demon.co.uk

More information about the linux-mtd mailing list