Emseal Joint Systems Ltd.
Patent owner in reexamination·3 ex parte reexams
Emseal Joint Systems Ltd.'s patents have been the subject of 3 USPTO ex parte reexaminations. Its patents are most often challenged by Schul International Co. LLC. 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 (3)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/013,511 | Jun 2, 2015 | 8,813,450 | FIRE AND WATER RESISTANT EXPANSION AND SEISMIC JOINT SYSTEM | Schul International Co. LLC | Closed |
| 90/013,428 | Jan 16, 2015 | 8,813,449 | FIRE AND WATER RESISTANT EXPANSION AND SEISMIC JOINT SYSTEM | Schul International Co. LLC | Closed |
| 90/013,395 | Nov 10, 2014 | 8,739,495 | FIRE AND WATER RESISTANT EXPANSION JOINT SYSTEM | Schul International Co. LLC | Closed |
See the full reexam picture for Emseal Joint Systems Ltd.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.