Summary information
Study title
Patentdaten der Deutschen Demokratischen Republik (DDR) (1949-1990)
Creator
Hipp, Ann ( Universität Bremen)
Fritsch, Michael ( Friedrich-Schiller-Universität Jena)
Greve, Maria ( Friedrich-Schiller-Universität Jena und Universität Groningen)
Günther, Jutta ( Universität Bremen)
Lange, Marcel ( Universität Bremen)
Liutik, Christian ( Patentinformationszentrum der Friedrich-Schiller-Universität Jena)
Pfeifer, Beate ( Patentinformationszentrum der Friedrich-Schiller-Universität Jena)
Shkolnykova, Mariia ( Universität Bremen)
Wyrwich, Michael ( Universität Groningen)
Study number / PID
10.7802/2448 (GESIS)
10.7802/2448 (DOI)
Data access
Information not available
Series
Not available
Abstract
The database contains all patents granted in the GDR and published by the Office of Inventions and Patents (AfEP, later: German Patent and Trade Mark Office/DPMA) in the period between 1 January 1939 (application before but granted in the GDR) and 29 June 2006 (application in but granted after the GDR). The core database covers the years 1950 to 1990 and contains 24 variables with manually cleaned and processed information on a total of 261,822 unique patents of the GDR. The data was collected and prepared for the purpose of research on innovation activity in the GDR.
Topics
Keywords
Methodology
Data collection period
01/06/2019 - 01/05/2022
Country
Deutschland
Time dimension
1950-1989
Analysis unit
Not availableUniverse
Sampling procedure
Vollerhebung
Kind of data
Not availableData collection mode
Aggregation
Access
Publisher
GESIS Data Archive for the Social Sciences
Publication year
2022
Terms of data access
Free access (with registration) - The research data can be downloaded by registered users.
Related publications
Not available