Rockwool International A/S
Ex parte reexamination requester·3 ex parte reexams
Rockwool International A/S has requested 3 USPTO ex parte reexaminations. It most often challenges patents owned by Knauf Insulation Limited, Knauf Insulation GmbH, and Knauf Insulation, 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
Top patent owners challenged
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 (3)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/013,156 | Feb 21, 2014 | 7,854,980 | FORMALDEHYDE-FREE MINERAL FIBRE INSULATION PRODUCT | Knauf Insulation Limited | Closed |
| 90/013,029 | Oct 16, 2013 | 7,888,445 | Fibrous Products and Methods for Producing the Same | Knauf Insulation GmbH | Closed |
| 90/013,030 | Oct 16, 2013 | 7,772,347 | BINDER AND FIBER GLASS PRODUCT FROM MAILLARD REACTANTS | Knauf Insulation, Inc. | Closed |
See the full reexam picture for Rockwool International A/S
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