I once considered taking a serious crack at a subset of this problem. Didn't get any takers though. http://libpatent.com/
What's your marketing like? Have you tried approaching relevant blogs like Popehat for a mention? Or trying to get in contact with places where startups congregate, like YC? Or asking if EFF or others who oppose patents for ideological reasons would be willing to give you publicity, advice, or referrals? Heck, a Show HN post might get you some publicity and feedback. Also, the website is a little unclear about what e…
I originally created this page as an exercise in "marketing driven development" aka just testing the waters to see if there is a market for this sort of thing.
I did consider your last point of busting a bogus patent and self-funding the ex parte filing fee. I was considering going for a particular linked list implementation which was patented in the 2000s. My approach was more or less to grep / lucene a wide range of open source projects with extensive timestamps of publication dates (e.g. linux kernel).
It turns out that is a lot of work, and since I got no response to the site, I figured this kind of legal service is not really appealing -- for reasons I don't understand. At least, not enough demand to spend a bunch of time on it, since I have other projects I enjoy working on more.
Thanks again for the thoughtful response.