Murata Manufacturing Co. Ltd.
Patent owner in reexamination·6 ex parte reexams
Murata Manufacturing Co. Ltd.'s patents have been the subject of 6 USPTO ex parte reexaminations. Its patents are most often challenged by Greg (Cheng-Kang) Hsu. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
Filings by year
Top requesters
Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Claim-survival rate
Defense metrics
Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.
- Survival rate of closed proceedings
- Average pendency in months
Challengers & examiners
Which requesters most often challenge this owner's patents, and which examiners decide them.
- Top requesters
- Most frequent examiners
Recent reexaminations (6)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/014,193 | Aug 29, 2018 | 8,747,080 | FLUID PUMP | — | Closed |
| 90/014,192 | Aug 29, 2018 | 9,103,337 | FLUID CONTROL DEVICE | — | Closed |
| 90/014,000 | Aug 21, 2017 | 9,046,093 | FLUID CONTROL DEVICE | Greg (Cheng-Kang) Hsu | Closed |
| 90/013,993 | Jul 20, 2017 | 8,747,080 | FLUID PUMP | — | Closed |
| 90/013,971 | Jul 6, 2017 | 9,103,337 | FLUID CONTROL DEVICE | — | Closed |
| 90/013,810 | Sep 16, 2016 | 9,046,093 | FLUID CONTROL DEVICE | — | Closed |
See the full reexam picture for Murata Manufacturing Co. Ltd.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.