See, e.g., 35 U.S.C. § 315 (a)(1)(IPR must be filed within one year of action by petitioner or real party in interest seeking to invalidate patent) and § 315 (e)(estoppel bars petitioner from asserting in a later proceeding «any ground that that the petitioner raised or reasonably could have raised» during IPR proceeding). (brookskushman.com)
This provision basically eliminates the ability of busybodies like the former Harvard Shareholder Rights Project from acting as the «representative» of some shareholder, whereas in fact the Project was the real party in interest and was just piggybacking on the shareholders investment because it didn't own stock in the company. (professorbainbridge.com)
Contingent fees do provide many people with access to justice, but sometimes the fee is so large that the lawyer becomes the real party in interest. (firstthings.com)