This being said, information on foreign applications and grants could also help a developing country patent examiner to better identify those particular elements of an invention that do not deserve patent protection. Where the line is drawn between those areas that are the preserve of the patent holder to control, and those areas [i.e. of exceptions and limitations] which the patent holder may not control, is therefore a very important policy question for members.” Exceptions to exclusive rights as considered here apply after a patent has been granted.