Prosecution Insights
Last updated: August 18, 2026

Examiner: ZHENG, LOIS L

Tech Center 2800 • Art Units: 1733 1738 1759 1784 1793 2812

This examiner grants 68% of resolved cases

Performance Statistics

67.7%
Allow Rate
At TC average
793
Total Applications
+12.8%
Interview Lift
1351
Avg Prosecution Days
Based on 747 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
17.8%
§102 Novelty
57.3%
§103 Obviousness
14.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18682465 COLD-ROLLED STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND WELDED JOINT Non-Final OA NIPPON STEEL CORPORATION
18213400 RECYCLED ALUMINUM COMPOSITION FOR COMPUTER CHASSIS Final Rejection DELL PRODUCTS L.P.
18213430 RECYCLED ALUMINUM COMPOSITION FOR COMPUTER CHASSIS Final Rejection DELL PRODUCTS L.P.
18213419 RECYCLED ALUMINUM COMPOSITION FOR COMPUTER CHASSIS Final Rejection DELL PRODUCTS L.P.
17925648 GALVANIZED STEEL SHEET Non-Final OA JFE Steel Corporation
18686253 METHOD FOR MANUFACTURING HOT-FORGED MEMBER Non-Final OA PROTERIAL, LTD.
18563290 STEEL FOR BOLTS, AND MANUFACTURING METHOD THEREFOR Non-Final OA BAOSHAN IRON & STEEL CO., LTD.
18681255 COPPER-DIAMOND COMPOSITE, HEAT DISSIPATION MEMBER AND ELECTRONIC DEVICE Non-Final OA Denka Company Limited

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