How to handle the change of patent license filing and cancellation?

Patent License Filing (1) How to cancel and change the original certificate of patent license contract filing? (2) The original power of attorney. The power of attorney shall be signed and sealed by licensor, licensee and client. The power of attorney shall specify the authorized organ, the entrusted matters, the patent application number, the name of the invention-creation, and the names of the principal and the principal. The power of attorney has no fixed format and is signed by the parties themselves. (3) A copy of the client's ID card. (4) Relevant certificates of contract alteration or dissolution and performance completion. Fill in the Application Form for Filing and Changing Patent License Contract: a. Fill in the filing number, contract name, license type, licensor, licensee, agent or contact person and the list of submitted materials according to the actual situation. B. When the change is filed, the changed items shall be indicated in the changed content column. If the record is cancelled, the changed content column should be marked with "Record Cancellation". C the change application form shall be signed and sealed by licensor, licensee and customer. The Guidelines for Filing Patent Licensing Contracts are based on the Measures for Filing Patent Licensing Contracts (China National Intellectual Property Administration Announcement No.62) and the Civil Code. Acceptance scope 1. Filing of patent licensing contracts; 2. The patent licensing contract is changed for the record; 3. Filing and revocation of patent licensing contracts; Patent license contract filing acceptance materials application documents: 1. Application form for filing patent licensing contract. 2. Original patent licensing contract. 3. Legal identification of licensor and licensee; A. individuals submit copies of their identity cards; B the legal person shall submit a copy of the business license (enterprise) stamped with the official seal or a copy of the legal person certificate (enterprise) and organization code certificate of the institution stamped with the official seal; C foreign entities shall submit local legal person registration certificate and Chinese translations. If the certificate is a copy, it shall be notarized and authenticated. 4. Power of Attorney (original). The power of attorney shall be signed and sealed by licensor, licensee and client. 5. Customer's identification. Submit a copy of your ID card and check the original. 6. Other materials that need to be provided. Such as a copy of the patent certificate; Extended explanation, etc. Application document for filing change of patent licensing contract 1. Application form for filing and alteration of patent licensing contract; 2. The certificate or agreement of changing the project; 3. The power of attorney and identity certificate of the client meet the filing requirements; Application documents for filing and revocation of patent licensing contracts 1. Application form for filing and cancellation of patent licensing contract; 2. Agreement on the completion or early termination of the patent licensing contract; 3. Filing certificate of patent licensing contract (original or two copies of declaration documents signed or signed by all parties); 4. The power of attorney and identity certificate of the client meet the filing requirements; Processing flow 1. The parties file a request for filing a patent exploitation license and submit the application documents; 2. Accept filing applications and receive application documents; 3, the audit is in line with the patent licensing conditions; 4. Collect, proofread and transmit the filing information of patent implementation license; 5. Scan and transmit the application documents for patent implementation license; 6. Approve and determine the filing date and give the filing number; 7. Make and issue notices; 8. The agent shall check the filing information of the patent exploitation license and sign the notice; To file a patent exploitation license contract, we must first file a patent exploitation license filing request and submit the application documents. After approval; Will determine the filing date and give the filing number, and finally issue a notice; If you want to know about your patent license, you can go to China National Intellectual Property Administration's website to inquire about relevant information.