Hoffman Warnick LLC
Ex parte reexamination requester·8 ex parte reexams
Hoffman Warnick LLC has requested 8 USPTO ex parte reexaminations. It most often challenges patents owned by Samsung Display Co. Ltd., Samsung Display Co Ltd., and Hydra-Flex Inc.. 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 this requester's challenges resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Share of challenges that canceled claims
Challenge metrics
Cancellation rate, average pendency, and the open/closed split across every reexam this requester has filed.
- Outcome rate of closed challenges
- Average pendency in months
Examiners & defense counsel
Which examiners decide this requester's challenges, and which firms defend the targeted patents.
- Most frequent examiners
- Top opposing counsel
Recent reexaminations (8)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/014,301 | May 8, 2019 | 8,887,743 | CHEMICAL DELIVERY SYSTEM AND PLATFORM | Hydra-Flex Inc. | Closed |
| 90/014,242 | Jan 4, 2019 | 9,818,954 | ORGANIC LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME | Samsung Display Co Ltd. | Closed |
| 90/014,238 | Nov 30, 2018 | 9,871,204 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME | Samsung Display Co. Ltd. | Closed |
| 90/014,236 | Nov 19, 2018 | 9,093,650 | ORGANIC LIGHT-EMITTING DEVICE | Samsung Display Co. Ltd. | Closed |
| 90/014,200 | Sep 11, 2018 | 9,893,293 | ORGANIC ELECTROLUMINESCENT DEVICE | Samsung Display Co Ltd. | Closed |
| 90/014,162 | Jul 3, 2018 | 9,691,991 | ORGANIC LIGHT-EMITTING DIODE | LG Chem Ltd. | Closed |
| 90/020,117 | Aug 8, 2017 | 9,136,480 | ORGANIC LIGHT-EMITTING DIODE | Samsung Display Co. Ltd. | Closed |
| 90/013,977 | Jun 29, 2017 | 9,601,698 | ORGANIC LIGHT-EMITTING DEVICES | Samsung Display Co. Ltd. | Closed |
See the full reexam picture for Hoffman Warnick LLC
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.