From what I've been reading about US patents, once a patent has expired, it enters the public domain and can be freely used. The patent I was looking at was filed on 1/1999 and published in 10/2000. ...
Can an expired patent be re-instated if the inventor of the patent has died? Background: The inventor died 3.5 years ago. I am not sure who the patent was passed onto upon his death but the patent ...
Application # 20120173688 Primary Filing Category-Telecommunications-455 The system is designed to coordinate planned maintenance on a network in order to prevent collisions and duplicated work ...
What's novel about Patent Application US 20120173688 ? Is there prior art?