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Update Patent Grant. 

Summary:
https://code.facebook.com/posts/1639473982937255/updating-our-open-source-patent-grant/

This has been done by other FB's open source projects already:
b8ba8c83f3
https://github.com/facebook/osquery/blob/master/PATENTS

Test Plan: make check

Reviewers: igor, sdong

Reviewed By: sdong

Subscribers: jamesgpearce, leveldb, dhruba

Differential Revision: https://reviews.facebook.net/D36879
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Dhruba Borthakur 2015-04-12 08:02:21 +01:00
parent 590fadc407
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PATENTS
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@ -1,23 +1,33 @@
Additional Grant of Patent Rights Additional Grant of Patent Rights Version 2
“Software” means the rocksdb software distributed by Facebook, Inc. "Software" means the RocksDB software distributed by Facebook, Inc.
Facebook hereby grants you a perpetual, worldwide, royalty-free, Facebook, Inc. ("Facebook") hereby grants to each recipient of the Software
non-exclusive, irrevocable (subject to the termination provision below) ("you") a perpetual, worldwide, royalty-free, non-exclusive, irrevocable
license under any rights in any patent claims owned by Facebook, to make, (subject to the termination provision below) license under any Necessary
have made, use, sell, offer to sell, import, and otherwise transfer the Claims, to make, have made, use, sell, offer to sell, import, and otherwise
Software. For avoidance of doubt, no license is granted under Facebook’s transfer the Software. For avoidance of doubt, no license is granted under
rights in any patent claims that are infringed by (i) modifications to the Facebook’s rights in any patent claims that are infringed by (i) modifications
Software made by you or a third party, or (ii) the Software in combination to the Software made by you or any third party or (ii) the Software in
with any software or other technology provided by you or a third party. combination with any software or other technology.
The license granted hereunder will terminate, automatically and without The license granted hereunder will terminate, automatically and without notice,
notice, for anyone that makes any claim (including by filing any lawsuit, if you (or any of your subsidiaries, corporate affiliates or agents) initiate
assertion or other action) alleging (a) direct, indirect, or contributory directly or indirectly, or take a direct financial interest in, any Patent
infringement or inducement to infringe any patent: (i) by Facebook or any Assertion: (i) against Facebook or any of its subsidiaries or corporate
of its subsidiaries or affiliates, whether or not such claim is related affiliates, (ii) against any party if such Patent Assertion arises in whole or
to the Software, (ii) by any party if such claim arises in whole or in in part from any software, technology, product or service of Facebook or any of
part from any software, product or service of Facebook or any of its its subsidiaries or corporate affiliates, or (iii) against any party relating
subsidiaries or affiliates, whether or not such claim is related to the to the Software. Notwithstanding the foregoing, if Facebook or any of its
Software, or (iii) by any party relating to the Software; or (b) that subsidiaries or corporate affiliates files a lawsuit alleging patent
any right in any patent claim of Facebook is invalid or unenforceable. infringement against you in the first instance, and you respond by filing a
patent infringement counterclaim in that lawsuit against that party that is
unrelated to the Software, the license granted hereunder will not terminate
under section (i) of this paragraph due to such counterclaim.
A "Necessary Claim" is a claim of a patent owned by Facebook that is
necessarily infringed by the Software standing alone.
A "Patent Assertion" is any lawsuit or other action alleging direct, indirect,
or contributory infringement or inducement to infringe any patent, including a
cross-claim or counterclaim.