近幾年來藥物研發(fā)單位申請多晶體藥物專利的數(shù)量在整個(gè)藥品專利申請中所占比例不斷上升。作為藥物研發(fā)單位和生產(chǎn)企業(yè)的決策者和有關(guān)人員，特別是從事晶體藥物研發(fā)的工作者非常有必要了解與晶體藥物專利文件的撰寫、藥物專利的申請、審查和保護(hù)相關(guān)的知識。從新穎性、創(chuàng)造性、單一性方面介紹晶體藥物專利申請的要求和注意事項(xiàng)，以及權(quán)利要求書、說明書的撰寫技巧，供藥物研發(fā)單位的相關(guān)人員參考。

In recent years, the number of the patents for crystalline drug from the R & D institutions has been rising rapidly compared with that of the other kinds of drug patents applying. The appliers, as a decision maker or a key working staff from R & D institutions or drug manufacturing enterprises, especially someone working on crystalline drug research, should know how to write, apply, examine， and protect the patents. This article introduces the requirements and notes for crystalline drug patent application, as well as the knowhow of writing claims and descriptions, from aspects of novelty, creativity, and unicity for reference.