According to Article 75 of the Guarantee Law, the following rights can be pledged: (1) bills of exchange, checks, promissory notes, bonds, certificates of deposit, warehouse receipts and bills of lading; (2) Shares and stocks that can be transferred according to law; (3) Trademark exclusive right, patent right and property right in copyright that can be transferred according to law; (4) Other rights that can be pledged according to law. According to Article 10 of the Patent Law, the right to apply for a patent and the patent right can be transferred. Where a unit or individual in China transfers the right to apply for a patent or the patent right to a foreigner, foreign enterprise or other foreign organization, it shall go through the formalities in accordance with the provisions of relevant laws and administrative regulations. Where the right to apply for a patent or the patent right is transferred, the parties concerned shall conclude a written contract and register it with the patent administration department of the State Council, which shall make an announcement. The transfer of the right to apply for a patent or the patent right shall take effect from the date of registration. To sum up, the transferable patent right can be pledged.
Legal objectivity:
"Several Provisions of the Supreme People's Court on the Applicable Law in the Trial of Patent Disputes" Article 13 When the people's court carries out property preservation of the patent right, it shall issue a notice of assistance in execution to the patent administration department of the State Council, specifying the matters needing assistance in execution and the time limit for patent preservation, and attach the ruling of the people's court. The duration of the patent right shall be counted from the date when the patent administrative department of the State Council receives the notice of assistance in execution, and each time shall not exceed six months. Where the patent right still needs to be preserved, the people's court shall, before the expiration of the preservation period, serve a notice of assistance in execution to the patent administration department of the State Council. If it is not delivered before the expiration of the preservation period, it shall be deemed that the property preservation of the patent right is automatically lifted. The people's court may take property preservation measures for the pledged patent right, and the priority of the pledgee is not affected by the preservation measures; The exclusive license contract signed by the patentee and the licensee shall not affect the property preservation of the patent right by the people's court. The people's court shall not repeatedly preserve the patent right that has been preserved.