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WLD_2000_ID_V01_M
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variable [F1]
Innovation and Development around the World 1960-2000
Aruba, Afghanistan, Angola...and 207 more
,
1960 - 2000
Reference ID
WLD_2000_ID_v01_M
Producer(s)
Daniel Lederman and Laura Saenz
Metadata
Documentation in PDF
DDI/XML
JSON
Study website
Created on
Nov 08, 2011
Last modified
Jun 14, 2022
Page views
7038
Downloads
517
Study Description
Data Dictionary
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Data files
Innovation_and_Development_Database
Stock of patents granted by the EPO (stockpatepo)
Data file:
Innovation_and_Development_Database
Overview
Valid:
3114
Invalid:
5181
Minimum:
0
Maximum:
122157
Mean:
1470.708
Standard deviation:
9137.854
Type:
Continuous
Decimal:
0
Start:
142
End:
147
Width:
6
Range:
-
Format:
Others
Notes
Units: Sum of patents from the first year that the patenting office granted a patent to time “t”
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