Open AccessHow to Count Patents and Value Intellectual Property: Uses of Patent Renewal and Application Data
Author(s) -
Jean O. Lanjouw,
Ariél Pakes,
Jonathan Putnam
Publication year - 1996
Language(s) - English
Resource type - Reports
DOI - 10.3386/w5741
Subject(s) - intellectual property , value (mathematics) , business , statistics , mathematics , law , political science