LOT Network, a patent-licensing initiative aimed at curbing lawsuits by so-called patent trolls, says it is expanding free membership eligibility to more companies, raising its limit from $5 million in annual revenue to $25 million, and is launching a program by which qualifying member startups may receive three free patents.

The network will make some of its members’ patents available for free to operating companies that have up to $25 million in annual revenue or have attracted up to that amount in financing in the past…