Proof of change of bibliographic items. If a patent wants to obtain legal protection, it needs to be registered. Patent applications for registration need to meet certain conditions. After the patent management department passes the review, the patent will be authorized, and then the bibliographic items will be What are the documents proving the change? What are the supporting materials for changes in bibliographic items? What are the supporting materials for changes in bibliographic items? 1. If the applicant or patentee has rights transferred due to disputes over ownership of rights and the inventor has changed due to disputes over qualifications, if the dispute is resolved through negotiation, a rights transfer agreement signed or stamped by all parties shall be submitted; if the dispute is If it is determined by the People's Court's judgment, the legally effective People's Court's judgment shall be submitted. After receiving the judgment, the Patent Office shall notify other parties to inquire whether to file an appeal. If there is no reply within the designated time limit (two months) or it is clearly not If an appeal is made, the judgment shall be legally effective; if an appeal is filed, the party concerned shall issue a notice of acceptance of the appeal, and the original People's Court judgment shall not be legally effective. 2. If a patent applicant or patentee has a transfer of rights due to the transfer or donation of rights and requests to change the patent applicant or patentee, the original or a notarized copy of the transfer or donation contract must be submitted; the contract is If it is concluded by a legal person, the legal representative or authorized person must sign or seal the contract, and the official seal of the legal person or the contract-specific seal must be affixed; notarized documents must be submitted when necessary. When a citizen concludes a contract, it must be signed or stamped by himself; notarized documents must be submitted when necessary. If there are multiple patent applicants or patentees, proof of consent of all rights holders to the transfer or donation should be submitted. 3. If the applicant or patentee is a legal person, a legally binding document must be issued for changes in the bibliographic items caused by its merger, reorganization, division, cancellation, bankruptcy or restructuring. 4. If inheritance occurs due to the death of the applicant or patentee, a document certifying that the party concerned is the only legal heir or that the party includes all legal heirs issued by a notary office shall be submitted. Unless otherwise expressly provided, the joint heirs shall jointly inherit the patent application right or patent right.