--- a/GIFReader.st Fri Feb 17 13:02:33 2017 +0100
+++ b/GIFReader.st Fri Feb 17 13:11:15 2017 +0100
@@ -59,10 +59,15 @@
Notice:
there has been some annoyance regarding a patent on the compression algorithm
- used in gif. This patent is now obsolete. However, there is no warranty from
- exept, regarding any legal problems, when using GIF.
- We therefore highly recommend to use newer (and especially: royalty-free) formats,
- such as PNG.
+ used in gif. There is no warranty from exept, regarding any legal problems, when using GIF.
+ We therefore highly recommend to use newer (and especially: royalty-free) formats, such as PNG.
+
+ This patent is now obsolete:
+ The United States LZW patent expired on 20 June 2003.
+ The counterpart patents in the United Kingdom, France, Germany and Italy
+ expired on 18 June 2004, the Japanese patents expired on 20 June 2004,
+ and the Canadian patent expired on 7 July 2004.
+ Consequently, the GIF format may now be used freely.
[See also:]
Image Form Icon