Add "forbidden" property for "patent-use", mirroring "trademark-use",

for the sorry licenses that explicitly do not grant any patent
permissions

README.md

@@ -100,6 +100,7 @@ The license properties (rules) are stored as a bulleted list within the licenses
 * `no-liability` - Software is provided without warranty and the software author/license owner cannot be held liable for damages.
 * `modifications` - This software may not be modified.
 * `distribution` - You may not distribute this software.
+* `patent-use` -  This license explicitly states that it does NOT grant you any rights in the patents of contributors.
 
 ## License
 

_data/rules.yml

@@ -42,3 +42,6 @@ forbidden:
 - description: Software is provided without warranty and the software author/license owner cannot be held liable for damages.
   label: Hold Liable
   tag: no-liability
+- description: This license explicitly states that it does NOT grant you any rights in the patents of contributors.
+  label: Patent Use
+  tag: patent-use

_licenses/bsd-3-clause-clear.txt

@@ -20,6 +20,7 @@ permitted:
 
 forbidden:
   - no-liability
+  - patent-use
 
 ---
 

_licenses/cc-by-4.0.txt

@@ -20,6 +20,7 @@ permitted:
 forbidden:
   - no-liability
   - trademark-use
+  - patent-use
 ---
 
 Attribution 4.0 International

_licenses/cc-by-sa-4.0.txt

@@ -21,6 +21,7 @@ permitted:
 forbidden:
   - no-liability
   - trademark-use
+  - patent-use
 ---
 
 Attribution-ShareAlike 4.0 International

_licenses/cc0-1.0.txt

@@ -21,6 +21,7 @@ permitted:
 forbidden:
   - no-liability
   - trademark-use
+  - patent-use
 
 required: []