What behaviors belong to counterfeiting other people's patents?

Acts of counterfeiting others' patents include: (1), marking others' patent numbers on products manufactured or sold by them; (2) Using other people's patent numbers in advertisements or other claims, causing people to mistake the designed technology for other people's patented technology; (three) the use of the patent number of others in the contract, which makes people mistake the technology designed in the contract for the patented technology of others; (4) Forging or altering other people's patent certificates, patent documents or patent application documents. The act of counterfeiting other people's patents should meet the following conditions at the same time: (1), and there must be counterfeiting; (2) The counterfeit must be the patent that others have obtained and actually exist; (3) The act of counterfeiting others' patents should be intentional. According to the law, if the patent right of others is infringed, the infringer will bear legal responsibilities including civil liability, administrative liability and criminal liability. 1, administrative responsibility. For patent infringement, the administrative department for patent affairs has the right to order the infringer to stop the infringement, order it to correct, and impose a fine. The administrative department for patent affairs may also mediate the amount of compensation for patent infringement at the request of the parties concerned. 2. Civil liability. This responsibility is mainly to stop the infringement, compensate the losses and eliminate the influence. 3. Criminal responsibility. According to the provisions of the Patent Law and the Criminal Law, if the circumstances are serious, the person directly responsible will also be investigated for criminal responsibility. According to the regulations, if there is such a serious situation, he shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention, and shall also or only be fined.