Proof read and copy edit patent application

I have drafted a patent application with the nessarsary drawing details approx 10 pages of A4, 5000 words which I require's Proof reading and copy editng, with perticular attention paid to the editing of the claims section as I am awear that this is the most inportant part of the patent as the claims define the particular invention in the patent. and feel as much input in this section would be welcome.