Ecolab USA Inc.
Patent owner in reexamination·4 ex parte reexams
Ecolab USA Inc.'s patents have been the subject of 4 USPTO ex parte reexaminations. Its patents are most often challenged by International Chemical Corp.. 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 (4)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/014,348 | Aug 1, 2019 | 8,211,838 | LUBRICANT FOR CONVEYING CONTAINERS | International Chemical Corp. | Closed |
| 90/014,341 | Jul 23, 2019 | 8,216,984 | DRY LUBRICANT FOR CONVEYING CONTAINERS | International Chemical Corp. | Closed |
| 90/014,340 | Jul 23, 2019 | 8,765,648 | DRY LUBRICANT FOR CONVEYING CONTAINERS | International Chemical Corp. | Closed |
| 90/014,291 | Apr 19, 2019 | 8,455,409 | Dry lubricant for conveying containers | International Chemical Corp. | Closed |
See the full reexam picture for Ecolab USA Inc.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.