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Robert Arens · Study
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Author
Robert Arens
3 works
· latest 2011
· 3 institutions
cluster: provisional
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3
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Citations
53
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3
09
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Most cited in this library
Comparison of IPC and USPC classification systems in patent prior art searches
2010 · 25 citations
Using Classification Code Hierarchies for Patent Prior Art Searches
2011 · 18 citations
On the role of classification in patent invalidity searches
2009 · 10 citations
Works
3 shown
Using Classification Code Hierarchies for Patent Prior Art Searches
The Kluwer international series on information retrieval
·
2011
·
3 authors
·
chapter
18
citations
Comparison of IPC and USPC classification systems in patent prior art searches
Patent Information Retrieval
·
2010
·
3 authors
·
other
25
citations
On the role of classification in patent invalidity searches
Patent Information Retrieval
·
2009
·
4 authors
·
other
10
citations