Re: [Harp-L] Harrison Patent application number: 20090308223



You can get a patent on an improvement to a patented invention.  You cannot use the broader invention without the patent holder's permission.  No one (including the holder of the broader patent) can use your patented improvement without your permission.

Vern


On Dec 6, 2013, at 6:35 PM, fssharp@xxxxxxxxx wrote:

> Vern writes:
> 
> "Anything that is published, patented anywhere, obvious, or already in the
> public domain cannot be patented."
> 
> 
> 
> In theory that is true.  In practice, I have seen quite a number of patents
> on things obvious or totally derivative of other patents.  It's amazing what
> some people can get patents on.  IMO it all depends on whether you get a
> competent patent examiner or not.  Seems like they are few and far between
> these days.  Overworked and underpaid, I suppose.
> 
> 
> 
> Harp content:  Practice more and worry about patents less.
> 
> 
> 
> Fred S
> 




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