Search found 4 matches

by Maly
Thu May 11, 2017 1:57 pm
Forum: PATSTAT Product Line
Topic: Subsidiary/ Parent company
Replies: 0
Views: 669

Subsidiary/ Parent company

Hey Geert, Thank you for your answer. I have an other question if you don't mind. Is it possible to know from PATSTAT if a company in a country is a subsidiary or a parent company. In my study i need contol variables (financial data about firms) and I have been struggling with the problem of Subsidi...
by Maly
Sun Apr 23, 2017 4:08 pm
Forum: PATSTAT Product Line
Topic: count applications using patent family
Replies: 3
Views: 1545

Re: count applications using patent family

Thank you for your helpful answer. Is it ok if i use earliest_filing_year instead of appln_filing_year to consider only priority filings.
thanks
by Maly
Thu Apr 20, 2017 7:34 pm
Forum: PATSTAT Product Line
Topic: count applications using patent family
Replies: 3
Views: 1545

count applications using patent family

Hey,
Can you tell me please how to count granted applications of a country (Germany for example) using patent family.
Thanks
by Maly
Wed Apr 12, 2017 7:12 pm
Forum: PATSTAT Product Line
Topic: patents smart grids by company
Replies: 1
Views: 1387

patents smart grids by company

Hi I’m new to Patstat, I need help, please ! I would like to extract all the patents (patent family) filed in the technology Smart Grids (Y04S) , by company and country (Germany, Japan, France and Danemark). Is that possible ? Do you have some idea for the query, please ? (Can I add the number of ci...