patent of invention

例句：

1. 1. The company has appliedfor a patent on its new product design.
   该公司已对其新产品设计申请了专利。
2. 2. Thepatent protects the inventor's rights to use the invention for acertain period of time.
   该专利保护发明者在一定期限内使用该发明的权利。
3. 3. The patentissuance is a crucial step inthe development process of a new technology.
   专利的授予是新技术发展过程中的一个关键步骤。