Conditions for patent infringement:
1. Invention, utility model patent or appearance patent has been granted;
2. The perpetrator has infringed the patent right The supervisor intentionally committed the crime;
3. The actor objectively committed an act of infringing the patent right;
4. The aforementioned act caused actual losses to the patentee;
< p>5. Other conditions.Legal Basis
Article 11 of the Patent Law of the People's Republic of China
After the invention and utility model patent rights are granted, except for this Unless otherwise provided by law, no unit or individual may exploit its patent without the permission of the patentee, that is, it may not manufacture, use, offer for sale, sell, or import its patented products, or use its patented methods for production and business purposes. Use, offer for sale, sell, and import products directly obtained according to the patented method.
After the design patent right is granted, no unit or individual may exploit the patent without the permission of the patentee, that is, the design patent shall not be manufactured, offered for sale, sold, or imported for production and business purposes. product.