> For example go out and implement a wavelet compression algorithm for images without violating any patents. Aren't those expiring around this time? I'm thinki

> For example go out and implement a wavelet compression algorithm for images without violating any patents. Aren't those expiring around this time? I'm thinking a lot of the work was in the late 1990ies, e.g. jpeg2k was developed 1997-2000.