Search found 4 matches
- Mon Oct 01, 2018 10:33 am
- Forum: PATSTAT Product Line
- Topic: "Dead or Alive" identification of patents
- Replies: 1
- Views: 2399
Re: "Dead or Alive" identification of patents
I have something to add to my post, especially wrt Chinese legal status codes on fee payments. On this website - http://www.stn-international.com/stn_news_message_2017.html?&cHash=2d65f6b15e7bce61e710cb77ab61da04&tx_ttnews[tt_news]=2044 I saw the following codes for fee payments: PAYMENT OF ...
- Sat Sep 29, 2018 12:57 pm
- Forum: PATSTAT Product Line
- Topic: "Dead or Alive" identification of patents
- Replies: 1
- Views: 2399
"Dead or Alive" identification of patents
Hello PATSTAT users, I would like to ask what is the preferred way to identify whether a patent is dead or alive (in general)? I am using the value "PAYMNT" in column "lecg_name" of tls803. If the PAYMNT event is "recent". Then I am assuming the patent is currently acti...
- Sat Aug 11, 2018 6:59 am
- Forum: PATSTAT Product Line
- Topic: Estimating US patent "oppositions"
- Replies: 3
- Views: 3223
Re: Estimating US patent "oppositions"
Thank you Martin for your answer. I will look forward to the new version of PATSTAT. Meanwhile, I have a possible irregularity to point out in "OPPOS" groupings. When searching for opposed EP patents, OPPOS also returns patents where "no opposition was filed". For example, patent...
- Thu Jun 21, 2018 7:01 am
- Forum: PATSTAT Product Line
- Topic: Estimating US patent "oppositions"
- Replies: 3
- Views: 3223
Estimating US patent "oppositions"
Hello! I have been trying to find out how many "oppositions" a certain company is involved in in the USPTO. I used PATSTAT online (spring 2018) and used "OPPOS" as lecg_name in tls803_legal_event_code. I understand "OPPOS" contains reexaminations, covered business metho...