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Image processing patents

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This page is about 2D image processing, 2D drawing, and patents on photo retouching.

[edit] UK upholding swpats before 1991?

A 1991 position paper from the League for Programming Freedom mentions that the UK equivalent patents had already been upheld in court. (Possibly helpful: Searching for patents#Finding equivalent patents from other patent offices)

[edit] Related pages on en.swpat.org

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