Baxter International Inc./ Baxter Healthcare Corporation
Ex parte reexamination requester·17 ex parte reexams
Baxter International Inc./ Baxter Healthcare Corporation has requested 17 USPTO ex parte reexaminations, with 16 currently open. It most often challenges patents owned by CareFusion 303, Inc. and iRhythm Technologies, 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 (17)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/016,578 | Sep 9, 2026 | 11,324,880 | INFUSION MONITORING SYSTEM | CareFusion 303, Inc. | Open |
| 90/016,522 | Aug 13, 2026 | 12,415,033 | REAL TIME DRIP CHAMBER MONITOR | CareFusion 303, Inc. | Open |
| 90/016,389 | Jun 9, 2026 | 12,205,700 | DISPLAYING VISUAL ELEMENTS ON A MEDICAL DEVICE | CareFusion 303, Inc. | Open |
| 90/016,342 | May 27, 2026 | 11,581,078 | ASSOCIATING AN INFORMATION READER AND A MEDICAL DEVICE | CareFusion 303, Inc. | Open |
| 90/015,834 | Dec 29, 2025 | 11,943,309 | SYSTEM EVENT NOTIFICATION | CareFusion 303, Inc. | Open |
| 90/015,775 | Dec 12, 2025 | 9,192,721 | INFUSION SYSTEM HOUSING MEDICATION SCANNER AND USER INTERFACE DEVICE DISPLAYING DELIVERY DATA | CareFusion 303, Inc. | Open |
| 90/015,581 | Oct 27, 2025 | 9,547,751 | ASSOCIATING AN INFORMATION READER AND A MEDICAL DEVICE | CareFusion 303, Inc. | Open |
| 90/015,629 | Oct 23, 2025 | 9,183,603 | Displaying a Barcode on a Display of an Infusion Pump | CareFusion 303, Inc. | Open |
| 90/015,528 | Sep 19, 2025 | 8,998,100 | Infusion System Configured for Transfer of Data | CareFusion 303, Inc. | Open |
| 90/015,504 | Sep 8, 2025 | 12,274,554 | DEVICE FEATURES AND DESIGN ELEMENTS FOR LONG-TERM ADHESION | iRhythm Technologies, Inc. | Open |
| 90/015,503 | Sep 8, 2025 | 12,133,734 | DEVICE FEATURES AND DESIGN ELEMENTS FOR LONG-TERM ADHESION | iRhythm Technologies, Inc. | Open |
| 90/015,430 | Aug 5, 2025 | 11,324,880 | INFUSION MONITORING SYSTEM | CareFusion 303, Inc. | Closed |
| 90/015,419 | Jul 31, 2025 | 12,278,868 | REMOTE FLASHING DURING INFUSION | CareFusion 303, Inc. | Open |
| 90/015,406 | Jul 25, 2025 | 11,901,058 | ASSOCIATING AN INFORMATION READER AND A MEDICAL DEVICE | CareFusion 303, Inc. | Open |
| 90/015,392 | Jul 17, 2025 | 12,028,414 | REMOTE FLASHING DURING INFUSION | CareFusion 303, Inc. | Open |
| 90/015,391 | Jul 16, 2025 | 12,205,703 | DISPLAYING VISUAL ELEMENTS ON A MEDICAL DEVICE | CareFusion 303, Inc. | Open |
| 90/015,389 | Jul 16, 2025 | 11,289,180 | MEDICAL DEVICE WITH INFORMATION READER | CareFusion 303, Inc. | Open |
See the full reexam picture for Baxter International Inc./ Baxter Healthcare Corporation
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.