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Re: Net-Man post# 41142

Wednesday, 03/13/2013 7:06:58 PM

Wednesday, March 13, 2013 7:06:58 PM

Post# of 53980
Patents are only good for so long, 20 years I believe. So the question is when was the KDS patented and how much time is left. It is also my understanding that certain types of patents require maintenance fees to stay valid.
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