Cellco Partnership d/b/a Verizon Wireless
Ex parte reexamination requester·6 ex parte reexams
Cellco Partnership d/b/a Verizon Wireless has requested 6 USPTO ex parte reexaminations, with 4 currently open. It most often challenges patents owned by Cornell Research Foundation, Inc., Innovative Sonic Limited, and Asus Technology Licensing 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 (6)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/015,584 | Oct 7, 2025 | 7,965,733 | SYSTEMS AND METHODS TO DETECT AND AVOID COLLISIONS IN CHANNEL SENSE MULTIPLE ACCESS COMMUNICATIONS WITH MULTIPACKET RECEPTION | Cornell Research Foundation, Inc. | Open |
| 90/015,410 | Jul 26, 2025 | 7,664,059 | ERROR HANDLING IN A WIRELESS COMMUNICATIONS SYSTEM | Innovative Sonic Limited | Open |
| 90/019,972 | May 28, 2025 | 10,887,868 | METHOD AND APPARATUS FOR TRANSMISSION OR RECEPTION USING BEAMFORMING IN A WIRELESS COMMUNICATION SYSTEM | Asus Technology Licensing Inc. | Closed |
| 90/019,970 | May 22, 2025 | 9,560,559 | METHOD AND APPARATUS FOR IMPLEMENTING SMALL CELL ENHANCEMENTS IN A WIRELESS COMMUNICATION SYSTEM | Innovative Sonic Corporation | Open |
| 90/019,902 | Apr 4, 2025 | 10,798,754 | METHOD AND APPARATUS FOR SERVING QUALITY OF SERVICE (QOS) FLOW IN A WIRELESS COMMUNICATION SYSTEM | Asustek Computer Inc. | Open |
| 90/012,709 | Oct 22, 2012 | 6,847,822 | CELLULAR TELEPHONE SYSTEM THAT USES POSITIONS OF A MOBILE UNIT TO MAKE CALL MANAGEMENT DECISIONS | Sycord Limited Partnership | Closed |
See the full reexam picture for Cellco Partnership d/b/a Verizon Wireless
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.