Samsung Display Co., Ltd.
Patent owner in reexamination·10 ex parte reexams
Samsung Display Co., Ltd.'s patents have been the subject of 10 USPTO ex parte reexaminations. Its patents are most often challenged by George E. Darby REQUESTER NOTE: This Form PTO/SB/57 is optional. EFS submission. 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
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 (10)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/015,512 | Sep 12, 2025 | 11,230,521 | MONOAMINE COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE INCLUDING THE SAME | — | Closed |
| 90/015,150 | Nov 2, 2022 | 10,665,789 | ORGANIC LIGHT-EMITTING DEVICE | — | Closed |
| 90/014,803 | Jul 15, 2021 | 9,564,598 | ORGANIC LIGHT-EMITTING DEVICE | George E. Darby REQUESTER NOTE: This Form PTO/SB/57 is optional. EFS submission | Closed |
| 90/014,463 | Feb 25, 2020 | 9,896,621 | ORGANIC LIGHT-EMITTING DEVICE | — | Closed |
| 90/014,407 | Nov 5, 2019 | 9,978,955 | Organic Light-Emitting Device | — | Closed |
| 90/014,238 | Nov 30, 2018 | 9,871,204 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME | — | Closed |
| 90/014,236 | Nov 19, 2018 | 9,093,650 | ORGANIC LIGHT-EMITTING DEVICE | — | Closed |
| 90/014,200 | Sep 11, 2018 | 9,893,293 | ORGANIC ELECTROLUMINESCENT DEVICE | — | Closed |
| 90/020,117 | Aug 8, 2017 | 9,136,480 | ORGANIC LIGHT-EMITTING DIODE | — | Closed |
| 90/013,977 | Jun 29, 2017 | 9,601,698 | ORGANIC LIGHT-EMITTING DEVICES | — | Closed |
See the full reexam picture for Samsung Display Co., Ltd.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.