After a slow six month ramp-up, the number of petitions challenging patents under the new system has grown significantly, reaching nearly 200 new filings a month. It takes 18 months for a patent challenge to make its way through the PTAB, and we are now finally seeing the effects of the influx. Now, with 75% of all trials resulting in every challenged patent claim being invalidated, it’s clear that the PTAB will have a very broad reach in patent litigation.
The intellectually hard work of software isn't the idea. It's almost entirely within the coding.
Good ideas usually come in a flash, so they appear to be "cheap." However, they are also usually the result of trial and error over and over again and being deeply entrenched in the field.
It has not always been smooth for Mr. Wu
Link to Original Source
The patent appears to cover a method of landing a rocket on a floating platform at sea. In their papers, SpaceX says that "by 2009, the earliest possibly priority date listed on the face of the patent, the basic concepts of 'rocket science' were well known and widely understood. The “rocket science” claimed in the ‘321 patent was, at best, 'old hat[.]'" Blue Origin has approximately three months to file a preliminary response to the challenge.
You can review the litigation documents here and here.
Disclosure: I run the website hosting several of the above documents."