Interpreting and Defining Words in a Patent. EP083

How words are defined in a patent can make the difference between patenting infringing and non-infringement. But how should words be defined if there's a fight about the meaning of a word in a patent? Should expert testimony be used? Dictionaries? Scholarly journals? The patent itself? Learn the hierarchy of sources for how words are defined in a patent to help you better draft your own patent application.