Prosecution Insights
Last updated: October 02, 2026

Examiner: CAO, DIEM K

Tech Center 4100 • Art Units: 2194 2196 4100

This examiner grants 80% of resolved cases

Analysis

Diem K. Cao serves as an examiner in Tech Center 4100 and Art Unit 2194. She has 682 resolved cases. The allowance rate for these cases is 80.5%, and the interview lift is 18.8%. This 18.8% lift indicates that interviews are associated with an increase in the probability of allowance. Practitioners can use the 80.5% allowance rate to evaluate the likelihood of success for applications in her docket.

The median days to allowance is 1258 for the 682 resolved cases. This 1258-day figure provides a timeline for applications that reach a grant. The 18.8% interview lift suggests that direct communication is a tool for reaching the 80.5% allowance rate. With 682 cases resolved, these metrics offer a basis for managing expectations regarding both the outcome and the 1258-day duration of prosecution in Art Unit 2194.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

80.5%
Allow Rate
+20.5% vs TC avg
702
Total Applications
+18.8%
Interview Lift
1258
Avg Prosecution Days
Based on 682 resolved cases, 2023–2026

Rejection Statute Breakdown

11.8%
§101 Eligibility
13.6%
§102 Novelty
47.9%
§103 Obviousness
19.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18476200 METHOD FOR LOADING COMPONENT OF APPLICATION AND RELATED APPARATUS Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18452046 MULTI-CORE PROCESSOR, MULTI-CORE PROCESSOR PROCESSING METHOD, AND RELATED DEVICE Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
17501391 Configuring And Maintaining An Environment Using Configuration Templates Final Rejection PURE STORAGE, INC.
18607181 VIRTUALIZATION ACCELERATION IN DISPLAY PROCESSING Non-Final OA QUALCOMM Incorporated
18109774 TECHNOLOGIES FOR COORDINATING DISAGGREGATED ACCELERATOR DEVICE RESOURCES Non-Final OA Intel Corporation
18832889 METHOD AND DEVICE FOR PROCESSING A TASK, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
18666118 ENABLING COMPUTATIONAL STORAGE OPERATIONS THROUGH LEGACY CLIENT STORAGE INTERFACES Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18053139 AUTOMATION FRAMEWORK FOR MULTI-CLOUD QUOTA MANAGEMENT Final Rejection SAP SE
18467061 CONTAINER GROUP SCHEDULING METHODS AND APPARATUSES Final Rejection ALIPAY (HANGZHOU) INFORMATION TECHNOLOGY CO., LTD.
18086442 APPLICATION PROGRAMMING INTERFACE TO STORE INFORMATION IN A PLURALITY OF STORAGE LOCATIONS Final Rejection NVIDIA Corporation
17541918 APPLICATION PROGRAMMING INTERFACE TO LIMIT MEMORY Final Rejection NVIDIA Corporation
18650517 APPLICATION PROGRAMMING INTERFACE MANAGEMENT IN AN INFORMATION PROCESSING SYSTEM Non-Final OA Dell Products L.P.
18478748 COMPOSED API REQUESTS WITH ZERO-SHOT LANGUAGE MODEL INTERFACES Non-Final OA Dell Products L.P.
18226893 Data Center Workload Orchestration Via A Data Center Monitoring And Management Operation Non-Final OA Dell Products L.P.
18646947 DYNAMIC APPLICATION PROGRAMMING INTERFACE (API) SERVICE FOR A DATA STORAGE MANAGEMENT SYSTEM Non-Final OA Commvault Systems, Inc.
18658473 SYSTEM AND METHOD FOR MANAGING CONCURRENT EVENTS Non-Final OA Twilio Inc.

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