Development of patent application of transdermal patches in China Thinking and suggestion on statements for specification of Chinese patent medicines Medicinal material processing of modern traditional Chinese patent medicine nalysis of phytomedicine patentand market of Britain andcomparison of Sino—Britishpatent systemin recent 20 years Research on annual development status of Chinese herbal formula patents based on cluster analysis Relevant patent information analysis on cultivation techniques and compatibility of whole herb of Erigeron breviscapus Analysis on application of Chuanxiong Rhizoma in Chinese patent medicine formula for treating headache Detection of eight antirheumatic constituents illegally added in Chinese patent medicine by UPLC-MS/MS Definition and promotion of quality of Chinese materia medica patents