17. Request and contents of request. (1) The request shall be made in Form 1 set out in the First Schedule to these Regulations, copies of which shall be obtained from the registry. (2) The request, which shall be signed by the applicant, shall contain— (a) a petition; (b) the title of the invention which shall be short and precise and shall not exceed seven words; (c) the name, address and place of business of the applicant’s representative and his or her particulars; (d) where the applicant is the inventor, a statement to that effect and where he or she is not, the name and address of the inventor, specifying the basis of the applicant’s right to the patent; (e) where applicable, a declaration of priority; and (f) a list which, when filled in, will show— (i) the total number of sheets constituting the application and the number of sheets of each element of the application which shall include the request, description, claims, drawings and abstract; (ii) whether or not the application as filed is accompanied by a power of attorney, a priority document, a statement justifying the applicant’s right to the patent and any other document specified on the check list in Form 1 in the First Schedule to these Regulations; and (iii) the number of the most illustrative drawing which the applicant suggests should accompany the abstract when the abstract is published. 18. Description. (1) (a) (b) (c) The description shall— state the title of the invention as it appears in the request; specify the technical field to which the invention relates; indicate the background art which, as far as is known to the applicant, can be regarded as useful for the understanding, researching and examination of the invention and, preferably, cite the documents reflecting that art; (d) disclose the invention in terms that can be understood and state its advantageous effect, if any, with reference to the background