This paper discusses the challenges and opportunities of International Patent Classification (IPC) in Internet environment, and analyses IPC's future developing direction.
马海群. 网络环境下的国际专利分类法IPC变革与发展[J]. 现代图书情报技术, 2002, 18(6): 41-43.
Ma Haiqun. The Innovation and Development of International Patent Classification on the Environment of Internet. New Technology of Library and Information Service, 2002, 18(6): 41-43.
［１］ 陈青苗. 分类法在网络信息资源组织中的应用研究. 情报科学，2000，（12）:1107-1109
［２］ Stephen Adams. Using the international patent classification in an online environment. World Patent Information, 2000,(22):291-300
［３］ Anders Bruun. Development of the IPC as a search tool. World Patent Information, 1999,(21):97-100
［４］ Stephen Kunin. IPC in the new millennium - challenge and opportunity. World Patent Information, 1999,(21):101-108
［５］ Stephen Kunin. IPC in the new millennium-challenge and opportunity. World Patent Information, 1999,(21):101-108
［６］ Stephen Adams. Using the international patent classification in an online environment. World Patent Information, 2000,(22):291-300
［７］ www.european-patent-office.org/patinfopro/indexmoreinfo.htm#
［８］ Stephen Adams. Using the international patent classification in an online environment. World Patent Information, 2000,(22):291-300
［９］ Stephen Adams. Using the international patent classification in an online environment. World Patent Information, 2000,(22):291-300
［１０］ Anders Bruun. Development of the IPC as a search tool. World Patent Information, 1999,(21):97-100
［１１］ Stephen Kunin. IPC in the new millennium - challenge and opportunity. World Patent Information, 1999,(21):101-108
［１２］ Mikhail Makarov. The seventh edition of the IPC. World Patent Information, 2000,(22):53-58
［１３］ Stephen Kunin. IPC in the new millennium - challenge and opportunity. World Patent Information, 1999,(21):101-108
［１４］ Anders Bruun. Development of the IPC as a search tool. World Patent Information, 1999,(21):97-100
［１５］ Stephen Adams. Using the international patent classification in an online environment. World Patent Information, 2000,(22):291-300
［１６］ Stephen Adams. Using the international patent classification in an online environment. World Patent Information, 2000,(22):291-300
