The patent “Network-1” just used to get a $25MM settlement from Apple (opens in new tab)

It's a traditional financial notation for million. Some discussion about its origins here [1][2]

[1] http://english.stackexchange.com/questions/149190/what-is-th...

[2] https://www.reddit.com/r/answers/comments/2sd9bm/why_do_peop...