摘要
通过对我国授权的不同技术领域专利情报实证研究发现：电学类专利维持时间最长，纺织造纸类专利维持时间最短；生活需要类专利审查时间最长，固定建筑物类专利审查时间最短；纺织造纸类专利的权利要求数均值最大，固定建筑物类专利的权利要求数均值最小；除化学冶金类专利的发明人数均值较多外，其他技术领域专利的发明人数均值差异不大。
Empirical study on the patent information in the different technical fields, which ware granted by State Intellectual Property Office, the conclusion as follow, in the all technical fields, the maintenance time of the electricity patents is the longest, the maintenance time of the textiles and paper patents is the shortest; the examination time of the human necessities patents is the longest, the examination time of the fixed constructions patents is the shortest; the claims number of the textiles and paper patents is maximal, the claims number of the fixed constructions patents is minimal; the inventor mean number of the other technological fields have a little difference in addition to chemical metallurgy technological fields.
出处
《中国科技资源导刊》
2012年第2期37-42,60,共7页
China Science & Technology Resources Review
基金
重庆市软科学项目（CSTC2009CE90223）.
关键词
技术领域
专利情报
权利要求
专利研究
technological fields, patents information, claims, patents research
