Prosecution Insights
Prosecution Insights
Tech Center 2400 • Art Units: 2431 2438
This examiner grants 86% of resolved cases
Kenneth W Chang is an examiner in Tech Center 2400 and Art Unit 2431. The examiner has 631 resolved cases. This history of resolutions provides a dataset for observing the examiner's approach to patentability. The number of cases indicates the examiner's experience with the legal and technical standards of this unit and the 2400 tech center.
The allowance rate is 86.4 percent. This figure reflects the proportion of applications that result in a patent grant. The median days to allowance is 888. This duration represents the time required for a successful application to reach a grant. Practitioners should account for this timeframe when planning their prosecution strategy and managing applicant expectations regarding the length of the process.
The interview lift is 1.0 percent. This metric shows that an interview is associated with a slight increase in the likelihood of an allowance. The positive lift suggests that direct communication is a method for overcoming rejections with this examiner. Applicants may use interviews to clarify technical points and potentially improve the outcome of their prosecution efforts in this art unit.
| App # | Title | Status | Assignee |
|---|---|---|---|
| 19208251 | METHODS AND SYSTEMS FOR SMART IDENTIFICATION AND STEP-UP AUTHENTICATION | Non-Final OA | Mastercard International Incorporated |
| 18422420 | TIME-BASED ONE-TIME PASSWORD ON AUTHENTICATION TOKEN | Final Rejection | Capital One Services, LLC |
| 19059126 | SYSTEMS AND METHODS FOR CONTROLLING DATA USAGE BY END USERS | Non-Final OA | State Farm Mutual Automobile Insurance Company |
| 18817587 | AUTOMATED SERVICE TICKET GENERATION | Non-Final OA | State Farm Mutual Automobile Insurance Company |
| 18867950 | COMMUNICATION NODE, DATA TRANSMISSION METHOD, AND STORAGE MEDIUM | Final Rejection | ZTE CORPORATION |
| 18999391 | SECURELY TRANSMITTING DATA IN A DATA STREAM | Final Rejection | NAGRAVISION SÀRL |
| 19057093 | IDENTIFYING WI-FI DEVICES BASED ON USER BEHAVIOR | Non-Final OA | PLUME DESIGN, INC. |
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