Free Patent Family/Legal Status Search Tool

According to their website, this free service from I/P NewsFlash allows you to search for patent families complete with their legal status based on INPADOC data.

Enter a valid publication number such as WO0069863, AU5140000, US6359159 or DE10196055T and press the "Search"button. The search may take up to 1 minute. Your browser window might look like it has already finished loading the page.