Prosecution Insights
Prosecution Insights
Tech Center 1700 • Art Units: 1758 1777 1797
This examiner grants 60% of resolved cases
Xiaoyun Xu works in Art Unit 1758 of Tech Center 1700. She has a large volume of 1180 resolved cases and an allowance rate of 60.0%. The median days to allowance is 1184, which reflects the thorough nature of examinations in this technical field. These metrics indicate a highly experienced examiner with a consistent and balanced approach to patentability. Practitioners should find the 60.0% allowance rate to be a reliable indicator of the examiner's standards.
The interview lift is 31.8%. This high lift across a large number of cases indicates that interviews are a very reliable way to improve the chances of success and overcome rejections. Practitioners should consider interviews a standard part of their prosecution strategy with this examiner. The 1180 resolved cases provide a very strong statistical foundation for these observations. Given the 1184-day median to allowance, utilizing the 31.8% lift is a critical tactical choice for advancing cases. Overall, the data points to an examiner who is very responsive to oral advocacy and direct engagement.
| App # | Title | Status | Assignee |
|---|---|---|---|
| 18753283 | NANOSCALE MOLECULARLY IMPRINTED POLYMER THIN FILMS FOR SMALL MOLECULE DETECTION | Non-Final OA | UIF (University Industry Foundation), Yonsei University |
| 18703571 | Assay Device and Method for Measuring Sodium Concentration in Blood Using Ion-Cryptand Complex Depletion | Non-Final OA | Google LLC |
| 18495188 | METHOD FOR ASSESSING QUALITY OF AMINE-BASED SHALE INHIBITORS | Final Rejection | SAUDI ARABIAN OIL COMPANY |
| 18698764 | CELL ISOLATION AND REAGENT EXCHANGE IN A MICROFLUIDIC DEVICE | Non-Final OA | MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH |
| 18451614 | NONIONIC, REDOX-CLEAVABLE SURFACTANT FOR MASS SPECTROMETRY-BASED PROTEOMICS AND STRUCTURAL BIOLOGICAL APPLICATIONS | Non-Final OA | Wisconsin Alumni Research Foundation |
| 18449082 | INFORMATION PROCESSING APPARATUS AND MICROSCOPE SYSTEM | Non-Final OA | Sony Group Corporation |
| 18694281 | METABOLITE BIOMARKERS FOR DIFFERENTIAL DIAGNOSIS OF PANCREATIC CYSTS | Non-Final OA | The Regents of the University of Michigan |
| 18628195 | AUTOMATED OPTICAL MICROPIPETTE ELECTRODE GUIDANCE SYSTEM AND METHOD | Non-Final OA | ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY |
| 18679036 | PHOTOSTABLE DETECTABLE COMPOUNDS | Non-Final OA | Singular Genomics Systems, Inc. |
| 17930471 | HIGH-THROUGHPUT AND MASS-SPECTROMETRY-BASED METHOD FOR QUANTITATING ANTIBODIES AND OTHER Fc-CONTAINING PROTEINS | Final Rejection | Regeneron Pharmaceuticals, Inc. |
| 17870368 | NATIVE MICROFLUIDIC CE-MS ANALYSIS OF ANTIBODY CHARGE HETEROGENEITY | Final Rejection | Regeneron Pharmaceuticals, Inc. |
| 17684674 | SYSTEMS AND METHODS FOR QUANTIFYING AND MODIFYING PROTEIN VISCOSITY | Non-Final OA | Regeneron Pharmaceuticals, Inc. |
| 18314944 | METHOD FOR OBTAINING INFORMATION ON VON WILLEBRAND FACTOR, MEASUREMENT SAMPLE PREPARATION METHOD, AND REAGENT KIT | Non-Final OA | SYSMEX CORPORATION |
| 18517981 | SAMPLE ANALYSIS DEVICE, SAMPLE ANALYSIS METHOD, PHARMACEUTICAL ANALYSIS DEVICE AND PHARMACEUTICAL ANALYSIS METHOD | Final Rejection | SHIMADZU CORPORATION |
| 18145602 | METHODS FOR THE DETECTION AND TREATMENT OF PROSTATE CANCER | Non-Final OA | Board of Regents, The University of Texas System |
| 18018460 | METHOD FOR MEASURING PHARMACOKINETICS OF AGENT LABELED WITH NON-RADIOACTIVE SUBSTANCE | Final Rejection | Chugai Seiyaku Kabushiki Kaisha |
| 18639834 | INSTRUMENT FOR AUTOMATICALLY DISSECTING A BIOLOGICAL SPECIMEN ON A SLIDE | Non-Final OA | Roche Molecular Systems, Inc. |
| 18498342 | Gas Flow Chamber Device and Method of ATR Infrared Spectroscopy for Monitoring Chemical Reactions in Controlled Environments | Final Rejection | Morgan State University |
| 18566478 | NOVEL METHOD FOR MEASURING CHOLESTEROL EFFLUX CAPACITY | Non-Final OA | NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY |
| 18462752 | OFF-CHIP PRESSURE-CONTROLLED CENTRIFUGAL MICROFLUIDIC FRACTIONATION | Non-Final OA | National Research Council of Canada |
| 18002303 | METHODS OF MEASURING CARFILZOMIB | Non-Final OA | AMGEN INC. |
| 18700312 | METHOD AND SYSTEM FOR EARLY DETECTION OF BOVINE MASTITIS USING ENHANCED CHEMILUMINESCENCE | Non-Final OA | The State of Israel, Ministry of Agriculture & Rural Development, Agricultural Research Organization |
| 18156846 | LIGHT ENERGY FLUORESCENCE EXCITATION | Final Rejection | Illumina, Inc. |
| 18643723 | Method for Stabilizing Hemoglobin and Reagents for Performing the Same | Non-Final OA | Exact Sciences Corporation |
| 18697168 | NUCLEAR MAGNETIC RESONANCE METHODS OF DETERMINING HOMEOSTATIC PERTURBATIONS | Non-Final OA | The United States of America, as represented by the Secretary, Department of Health and Human |
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