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Dear colleagues, 


In collaboration with others, I now made more systematically routines
available at that allow in
addition to geographical mapping
<>  and mapping in
terms of Intern. Patent Classifications <>
to download the cited and citing patents in the USPTO domain (that is, since


Please, feel free to feedback with suggestions for improvements. 


Best wishes,




Loet Leydesdorff 

Professor, University of Amsterdam
Amsterdam School of Communications Research (ASCoR)

Kloveniersburgwal 48, 1012 CX Amsterdam
 <mailto:[log in to unmask]> [log in to unmask] ;
Honorary Professor, SPRU,  <> University of
Sussex; Visiting Professor, ISTIC,
<> Beijing;
<> &hl=en  


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