NXP USA Inc.
Ex parte reexamination requester·7 ex parte reexams
NXP USA Inc. has requested 7 USPTO ex parte reexaminations, with 6 currently open. It most often challenges patents owned by HD Silicon Solutions LLC, K. Mizra LLC, and Transmeta Corporation. 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
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 (7)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/016,379 | Jun 5, 2026 | 8,873,531 | DEVICE, SYSTEM AND METHOD OF INDICATING STATION-SPECIFIC INFORMATION WITHIN A WIRELESS COMMUNICATION | K. Mizra LLC | Open |
| 90/016,023 | May 18, 2026 | 7,260,731 | SAVING POWER WHEN IN OR TRANSITIONING TO A STATIC MODE OF A PROCESSOR | Transmeta Corporation | Open |
| 90/016,088 | May 18, 2026 | 9,436,264 | SAVING POWER WHEN IN OR TRANSITIONING TO A STATIC MODE OF A PROCESSOR | HD Silicon Solutions LLC | Open |
| 90/016,243 | May 4, 2026 | 7,600,166 | METHOD AND SYSTEM FOR PROVIDING TRUSTED ACCESS TO A JTAG SCAN INTERFACE IN A MICROPROCESSOR | HD Silicon Solutions LLC | Open |
| 90/016,222 | Apr 30, 2026 | 7,334,173 | METHOD AND SYSTEM FOR PROTECTING PROCESSORS FROM UNAUTHORIZED DEBUG ACCESS | HD Silicon Solutions LLC | Open |
| 90/016,219 | Apr 29, 2026 | 6,774,033 | METAL STACK FOR LOCAL INTERCONNECT LAYER | HD Silicon Solutions LLC | Open |
| 90/015,038 | May 26, 2022 | 6,738,845 | BUS ARCHITECTURE AND SHARED BUS ARBITRATION METHOD FOR A COMMUNICATION DEVICE | Analog Devices Inc. | Closed |
See the full reexam picture for NXP USA Inc.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.