Project Jengo Redux: Cloudflare’s Prior Art Search Bounty Returns
On March 15th, 2021, Cloudflare was sued by a patent troll called Sable Networks. Today, we are launching our efforts to fight back.

On March 15th, 2021, Cloudflare was sued by a patent troll called Sable Networks. Today, we are launching our efforts to fight back.
Responding to incidents of child sexual abuse material (CSAM) online has been a priority at Cloudflare from the beginning. The stories of CSAM victims are tragic, and bring to light an appalling corner of the Internet.
We’re happy to report that on Wednesday, the U.S. Court of Appeals for the Federal Circuit issued an opinion affirming a lower court decision dismissing the case brought by Blackbird Tech. This is the last step in the process, we’ve won.
As we have talked about repeatedly in this blog, we at Cloudflare are not fans of the behavior of patent trolls. They prey upon innovative companies using overly-broad patents in an attempt to bleed settlements out of their targets.
As we’ve previously discussed on this blog, Cloudflare has been challenging for years the constitutionality of the FBI’s use of national security letters (NSLs) to demand user data on a confidential basis.
We’ve written a couple times about the problem of patent trolls, and what we are doing in response to the first case a troll filed against Cloudflare. We set a goal to find prior art on all 38 Blackbird Tech patents and applications.