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From brien colwell <xcolw...@gmail.com>
Subject Re: Google has obtained the patent over mapreduce
Date Wed, 20 Jan 2010 21:07:45 GMT
>> Personally, it
seems like they gave away too much information before they had the

I'm not a patent lawyer, but I'd expect they submitted the patent
application or a provisional before they submitted their academic paper or
other public disclosure.

On Wed, Jan 20, 2010 at 12:09 PM, Edward Capriolo <edlinuxguru@gmail.com>wrote:

> Interesting situation.
> I try to compare mapreduce to the camera. Let argue Google is Kodak,
> Apache is Polaroid, and MapReduce is a Camera. Imagine Kodak invented
> the camera privately, never sold it to anyone, but produced some
> document describing what a camera did.
> Polaroid followed the document and produced a camera and sold it
> publicly. Kodak later patents a camera, even though no one outside of
> Kodak can confirm Kodak ever made a camera before Polaroid.
> Not saying that is what happened here, but google releasing the GFS
> pdf was a large factor in causing hadoop to happen. Personally, it
> seems like they gave away too much information before they had the
> patent.
> The patent system faces many problems including this 'back to the
> future' issue. Where it takes so long to get a patent no one can wait,
> by the time a patent is issued there are already multiple viable
> implementations of a patent.
> I am no patent layer or anything, but I notice the phrase "master
> process" all over the claims. Maybe if a piece of software (hadoop)
> had a "distributed process" that would be sufficient to say hadoop
> technology does not infringe on this patent.
> I think it would be interesting to look deeply at each claim and
> determine if hadoop could be designed to not infringe on these
> patents, to deal with what if scenarios.
> On Wed, Jan 20, 2010 at 11:29 AM, Ravi <ravindra.babu.ravula@gmail.com>
> wrote:
> > Hi,
> >  I too read about that news. I don't think that it will be any problem.
> > However Google didn't invent the model.
> >
> > Thanks.
> >
> > On Wed, Jan 20, 2010 at 9:47 PM, Udaya Lakshmi <udaya603@gmail.com>
> wrote:
> >
> >> Hi,
> >>   As an user of hadoop, Is there anything to worry about Google
> obtaining
> >> the patent over mapreduce?
> >>
> >> Thanks.
> >>
> >

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