[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

RE: TT "Q" Dumb Question

Phil Payne wrote...

"You didn't go back nearly far enough to cover the ur-ur-quattro, the

Unfortunately this site only has the records of Patents filed from 1976. 

In message <01BEFAFC.5102E780.dmr@kwic.com> Don Muirhead writes:

> Audi has filed 289 Patents since 1976.  None refer to any application
> pertaining to the Quattro system so either they didn't bother to put a
> patent on it; couldn't get it; somebody else actually owns it and Audi
> was/is licensed to manufacture and market it.  Another possibility is that
> it was invented prior to 1976 and they have made absolutely no
> changes/modifications to the original design.