Search found 4 matches

by Jason_Zhang
Fri Jun 20, 2014 11:39 pm
Forum: PATSTAT Product Line
Topic: How to find number of patents containing NPL in a sector
Replies: 0
Views: 806

How to find number of patents containing NPL in a sector

Dear all, I'm using Global patent index (GPI) and stuck on a "query". How to find number of patents containing NPL (non-patent-literature) in a sector? Specifically, sector: A61P. Time: 2004/01/01 to present. In this patent group, some patents cited other patents while others cited NPL. So what the ...
by Jason_Zhang
Fri Jun 20, 2014 11:37 pm
Forum: PATSTAT Product Line
Topic: How to find number of patents containing NPL in a sector
Replies: 1
Views: 1152

How to find number of patents containing NPL in a sector

Dear all, I'm using Global patent index (GPI) and stuck on a "query". How to find number of patents containing NPL (non-patent-literature) in a sector? Specifically, sector: A61P. Time: 2004/01/01 to present. In this patent group, some patents cited other patents while others cited NPL. So what the ...
by Jason_Zhang
Fri Jun 20, 2014 5:17 pm
Forum: Global Patent Index (GPI)
Topic: Help!--I'm stuckon Global patent index (GPI) query!
Replies: 1
Views: 2753

Help!--I'm stuckon Global patent index (GPI) query!

Just a simple question: I'm looking for now many patents contains NPL in a certain patent group. Specifically, There is a group of patents: time span: 2004/01/01 to present sector: IPC=A61P There are many patents in this group, and some cited NPL (non-patent-literature) but others don't. What's the ...
by Jason_Zhang
Fri Jun 20, 2014 5:06 pm
Forum: Global Patent Index (GPI)
Topic: Help!--Global patent index (GPI) query problem!
Replies: 0
Views: 2861

Help!--Global patent index (GPI) query problem!

I'm looking for now many patents contains NPL in a certain patent group. Specifically, using query "PUD>=2004/01/01 and IPC=A61P" I can get the total number of patents in sector "A61P" from 2004/01/01 to present. My question is how many of them contains NPL? I tried "PUD>=2004/01/01 and IPC=A61P and...