Search found 4 matches
- Thu Apr 28, 2016 2:41 pm
- Forum: PATSTAT Product Line
- Topic: Problem with CPC
- Replies: 8
- Views: 11407
Re: Problem with CPC
Hi Geert, Thank you very much for all of your help so far. I was hoping you'd be able to help me on one further question. I want to examine which technologies have influenced the development of the technology I'm examining (hence the backward citations). Specifically, I want to identify the 'most im...
- Wed Feb 24, 2016 1:08 pm
- Forum: PATSTAT Product Line
- Topic: Problem with CPC
- Replies: 8
- Views: 11407
Re: Problem with CPC
Hi Geert, Your reply was very useful for my research as well, but I am interested in 'cited technologies' (the technologies these patents have drawn on), instead of 'citing technologies'. I have purchased PATSTAT, but I'm having difficulties constructing a query for backward citations. Could you ple...
- Wed Feb 17, 2016 6:43 pm
- Forum: PATSTAT Product Line
- Topic: Citations per company
- Replies: 3
- Views: 3809
Re: Citations per company
Thank you Nico! You make a good point about corporate ownership, I'll think about how to incorporate this in the research.
- Thu Jan 07, 2016 12:53 pm
- Forum: PATSTAT Product Line
- Topic: Citations per company
- Replies: 3
- Views: 3809
Citations per company
Dear All, I'm using the PATSTAT raw data, and am trying to discover which company has received the most patent citations for a specific CPC class. I've narrowed down the data to a list of application ID's relevant to the CPC class, so that I don't need to include that part in the coding every time. ...