Pipe Restoration Technologies LLC
Patent owner in reexamination·3 ex parte reexams
Pipe Restoration Technologies LLC's patents have been the subject of 3 USPTO ex parte reexaminations. Its patents are most often challenged by Gillanders and Pipeline Restoration Plumbing Inc.. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
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Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
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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.
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Recent reexaminations (3)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/013,547 | Jul 23, 2015 | 8,343,579 | Methods and Systems for Coating and Sealing Inside of Piping Systems | — | Closed |
| 90/013,528 | Jul 6, 2015 | 7,160,574 | Barrier Coating Corrosion Control Methods and Systems For Interior Piping Systems | Gillanders | Closed |
| 90/013,429 | Jan 19, 2015 | 8,343,579 | Methods and Systems for Coating and Sealing Inside of Piping Systems | Pipeline Restoration Plumbing Inc. | Closed |
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