[cc-licenses] Time limited CC licenses for version 4.0?

Heather Morrison hgmorris at sfu.ca
Thu Dec 22 13:05:43 EST 2011

Thank you for this clarification, Gregor. 

I think that what I mean to suggest is a limited time for the CC license, after which the item would go to the public domain rather than fall back into copyright. 

Thoughts on the feasibilty of this appreciated.


Heather Morrison  

On 2011-12-22, at 9:25 AM, Gregor Hagedorn wrote:

>> make this an option for new licenses? If time limiting is used, I
>> would like to suggest that this be extended to all types of licenses,
>> not just NC.
> The idea is to apply it to the condition, not the license. Limiting
> the license would fall back to standard copyright = no publicly
> licensed re-use.
> But yes, it could be offered to all 4 conditions. I don't see a
> time-limited BY particularly useful, but a time-limited ND may be
> useful, and perhaps a time-limited Share-Alike would be.
> My reservation with that is, that I actually believe each of the time
> limited licenses should have a real URL, deed, contract, etc. Perhaps
> CC drops the distinction between NC-non-SA and NC-SA-licenses (which
> is very confusing, since the conditions must be fullfilled, even by
> means of other licenses). This would mean, for a time-limited NC
> license offered with a maximum term of 25 years, CC would add 15
> additional URLs (2012, 2013, 2014, 2015, 2016, 2018, 2020, 2022, 2024,
> 2026, 2028, 2030, 2032, 2034, 2036).
> I would propose for the Version 4 to explore this only for the NC
> condition, perhaps as a pilot.
> Gregor
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