Nurecon Intellectual Property Professional will answer your questions:
(1) Applicants should retain the manuscripts of various documents submitted to the Patent Office to ensure that the documents are filled in during the application review and approval process. consistency and can be used as a reference when responding to review comments.
(2) Application documents are to be mailed and should be sent by registered mail. If the application documents cannot be sent by registered mail, they can be sent by express mail. Application documents cannot be sent by parcel. In addition to stating the detailed address (including postal code) of the Patent Office or the Patent Office agency, the registered letter should also be marked with "Application Documents" and "State Intellectual Property Office Patent Office Acceptance and Receipt" or "State Intellectual Property Office Patent Office". "Collected by Bureau ×× Agency". If the application documents are submitted through a courier company, the date of actual receipt by the Patent Office acceptance office and each Patent Office agency shall be the date of application. One registered letter should contain only the documents for the same application. After mailing, the applicant should properly keep the registered receipt stub.
(3) The Patent Office does not accept samples, samples or models when accepting patent applications. During the examination procedure, when the applicant submits samples or models at the request of the examiner, if the applicant submits the sample or model in person at the patent office acceptance window, the applicant shall present the notice of examination opinion; if the applicant submits the sample or model by mail, it shall indicate on the email “In response to the examiner ××× ( name) request to submit a model".
Hope it can help you! !