Prosecution Insights
Last updated: April 19, 2026

Leong C Lei

55 pending office actions • 46 clients

Portfolio Summary

55
Total Pending OAs
5
Final Rejections
50
Non-Final OAs

Client Portfolio (46 clients)

Client (Assignee)Pending OAs
The Hong Kong University of Science and Technology 3
Shenzhen Urban Transport Planning Center Co., Ltd. 2
Shenzhen Institute Of Advanced Biomedical Robot Co., Ltd. 2
Alliedforest Holdings Group Limited 2
Edan Instruments, Inc. 2
Weixi (Shenzhen) Intelligent Technology Co., Ltd. 2
BAICHUANG (GUANGZHOU) ELECTRIC CO., LTD 1
Foshan Zhuanyi Metal Technology Co., Ltd. 1
Jiangsu Dongcheng M&E Tools Co., Ltd. 1
Shenzhen Everwin Precision Technology Co., Ltd. 1
Xiamen Water Nymph Sanitary Technology Co., Ltd. 1
Yunjing Intelligence (Shenzhen) Co., Ltd. 1
Hangzhou Tooth Nature Biotechnology Co. Ltd. 1
BEES360, INC. 1
X Photoelectric Technology(Sz)Co., Ltd. 1
Shenzhen Eary Innovation Design Co.,Ltd 1
Shenzhen Pango Microsystems Co.,Ltd 1
Comin International Inc. 1
Hangzhou Jiajiale Biotechnology Co., Ltd. 1
Guangzhou Yilong Technology Development Co., Ltd. 1
Shenzhen Winkey Technology Co., Ltd. 1
Shenzhen Leqi Network Technology Co., Ltd. 1
Wuxi No. 2 People'S Hospital 1
Xiamen Ghgm Industrial Trade Co., Ltd. 1
Shenzhen Ulike Smart Electronics Co., Ltd. 1
Xiamen Ghgm Industrial Trade Co.,Ltd 1
Shenzhen Raythink Technology Co., Ltd. 1
Chongqing University Of Technology 1
Changsha Anxiang Medical Technology Co., Ltd. 1
Shanghai Flydigi Electronics Technology Co., Ltd. 1
Shenzhen Hysiry Technology Co., Ltd. 1
Guangzhou Lanquan Household Electrical Appliance Co., Ltd. 1
Oil Crops Research Institute, Chinese Academy Of Agricultural Sciences 1
Maother (Suzhou) Home Appliance Technology Co., Ltd. 1
Nantong Tianmao Machinery Manufacturing Co., Ltd. 1
HKC Corporation Limited 1
Dongguan Yuanchi Sports Equipment Co., Ltd. 1
Nanchang University 1
Shenzhen Innowave Technology Co., Ltd. 1
Chongqing Alpha And Omega Semiconductor Limited 1
Shenzhen Juli Energy Co., Ltd. 1
Guilin University Of Technology 1
Shenzhen Heze Technology Co., Ltd. 1
Wuhan Xinxin Semiconductor Manufacturing Co., Ltd. 1
Xiamen Delmei Sanitary Ware Co., Ltd. 1
Oujiang Laboratory 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
19196751 Untitled BAICHUANG (GUANGZHOU) ELECTRIC CO., LTD JOHNSON, SONJI N 2876 Non-Final OA
18827725 Untitled Foshan Zhuanyi Metal Technology Co., Ltd. BRINDLEY, TIMOTHY J 3636 Non-Final OA
19251885 BLOWER Jiangsu Dongcheng M&E Tools Co., Ltd. ZOLLINGER, NATHAN C 3746 Non-Final OA Jun 27, 2025
19000519 BALANCE EXPLOSION-PROOF VALVE Shenzhen Everwin Precision Technology Co., Ltd. BASTIANELLI, JOHN 3753 Non-Final OA Dec 23, 2024
18951550 METHOD OF PREDICTING HOLIDAY EXPRESSWAY TRAVEL TRAFFIC VOLUME BASED ON INFLUENCE OF WEATHER FACTORS Shenzhen Urban Transport Planning Center Co., Ltd. THOMPSON, JOSEPH LEIGH 3665 Non-Final OA Nov 18, 2024
18950198 METHOD FOR IDENTIFYING SPATIAL-TEMPORAL LOAD DISTRIBUTION OF BRIDGE GROUP BASED ON MULTI-SOURCE DATA FUSION Shenzhen Urban Transport Planning Center Co., Ltd. RICH, JOSEPHINE ELIZABETH 3666 Non-Final OA Nov 18, 2024
35524097 Aerator for taps Xiamen Water Nymph Sanitary Technology Co., Ltd. BIRD, MATTHEW D 2974 Non-Final OA Nov 08, 2024
18921031 BASE STATION AND WATER TANK Yunjing Intelligence (Shenzhen) Co., Ltd. AYALEW, TINSAE B 1711 Non-Final OA Oct 21, 2024
18890729 METHODS FOR PERSONALIZED ROOT-SHAPED IMPLANT Hangzhou Tooth Nature Biotechnology Co. Ltd. LIU, GORDON G 2618 Non-Final OA Sep 19, 2024
18818602 METHOD AND APPARATUS FOR DISPATCHING UAV INSPECTORS, COMPUTER DEVICE, AND STORAGE MEDIUM BEES360, INC. STIVALETTI, MATHEUS R 3623 Final Rejection Aug 29, 2024
18791375 GRATING-SHEET INSERT MODULE, LASER LAMP, AND LAWN LAMP X Photoelectric Technology(Sz)Co., Ltd. GRAMLING, SEAN P 2875 Non-Final OA Jul 31, 2024
18789720 ELECTRONIC DEVICE PROTECTIVE COVER Shenzhen Eary Innovation Design Co.,Ltd NASH, BRIAN D 3734 Non-Final OA Jul 31, 2024
18770226 METHOD AND APPARATUS FOR PHASE DETECTION Shenzhen Pango Microsystems Co.,Ltd DEPPE, BETSY LEE 2633 Non-Final OA Jul 11, 2024
18762662 ACCESSORY AND INFLATABLE DOLL Comin International Inc. HYLINSKI, ALYSSA MARIE 3711 Non-Final OA Jul 03, 2024
18671959 COMPOSITE BLACK TEA FERMENTATION LIQUOR CONTAINING CERAMIDE AND D-AMINO ACID Hangzhou Jiajiale Biotechnology Co., Ltd. MERRIAM, ANDREW E 1791 Non-Final OA May 22, 2024
18661737 POSITIONING DOUBLE-LAYER COMB Guangzhou Yilong Technology Development Co., Ltd. STEITZ, RACHEL RUNNING 3772 Non-Final OA May 13, 2024
18653953 TETRAPEPTIDE DERIVATIVE,COSMETIC COMPOSITION OR PHARMACEUTICAL COMPOSITION AND USE THEREOF Shenzhen Winkey Technology Co., Ltd. COHEN, MICHAEL P 1612 Non-Final OA May 02, 2024
18631076 DELIVERY APPARATUS FOR ELONGATED MEDICAL INSTRUMENT Shenzhen Institute Of Advanced Biomedical Robot Co., Ltd. PORTER, JR, GARY A 3796 Non-Final OA Apr 10, 2024
18628826 QUICK-RELEASE ASSEMBLY, CONNECTION STRUCTURE, PHOTOGRAPHY ACCESSORY, AND QUICK-RELEASE KIT Shenzhen Leqi Network Technology Co., Ltd. MILLNER, MONICA E 3632 Non-Final OA Apr 08, 2024
18614717 METHOD AND SYSTEM FOR THE SEGMENTATION AND CLUSTERING OF NUCLEI BASED ON SINGLE-CELL PATHOLOGICAL IMAGES Wuxi No. 2 People'S Hospital ADU-JAMFI, WILLIAM NMN 2677 Non-Final OA Mar 24, 2024
18433432 CONDUCTOR TERMINAL Xiamen Ghgm Industrial Trade Co., Ltd. TA, THO DAC 2834 Non-Final OA Feb 06, 2024
18399703 SKIN TREATMENT APPARATUS Shenzhen Ulike Smart Electronics Co., Ltd. KISH, JAMES M 3792 Non-Final OA Dec 29, 2023
18522266 CONNECTION TERMINAL Xiamen Ghgm Industrial Trade Co.,Ltd LEON MUNOZ, EDWIN A 2831 Non-Final OA Nov 29, 2023
18512031 HEAD-UP DISPLAY DEVICE FOR RAIL TRANSPORTATION Shenzhen Raythink Technology Co., Ltd. MARTINEZ, JOSEPH P 2872 Non-Final OA Nov 17, 2023
18490773 ENGINEERED MITOCHONDRIA AND PREPARATION METHOD THEREOF Chongqing University Of Technology KNIGHT, TERESA E 1634 Non-Final OA Oct 20, 2023
18481216 PHYSIOTHERAPEUTIC APPARATUS RECEPTACLE AND PHYSIOTHERAPEUTIC APPARATUS SYSTEM Changsha Anxiang Medical Technology Co., Ltd. STUART, COLIN W 3785 Non-Final OA Oct 04, 2023
18476260 ROCKER DEVICE Shanghai Flydigi Electronics Technology Co., Ltd. CAROC, LHEIREN MAE ANGLO 2831 Non-Final OA Sep 27, 2023
18470430 METHOD, DEVICE, SYSTEM AND STORAGE MEDIUM FOR CONTROLLING THE ORNAMENT LIGHTING Shenzhen Hysiry Technology Co., Ltd. FERNANDEZ, PEDRO C 2844 Non-Final OA Sep 20, 2023
18466836 METHOD OF PREPARING GRAPHENE-BASED ZINC SINGLE ATOM CATALYST FOR ELECTROCATALYSIS IN LITHUM OXYGEN BATTERIES The Hong Kong University of Science and Technology BAKHTIARI, NIKI 1722 Non-Final OA Sep 14, 2023
18462415 LOCKING SCREW MACHINE Alliedforest Holdings Group Limited FULL, SIDNEY DANIELLE 3723 Non-Final OA Sep 07, 2023
18460704 AUTOMATIC WATER FILTERING PURIFYING BOTTLE Guangzhou Lanquan Household Electrical Appliance Co., Ltd. KURTZ, BENJAMIN M 1779 Non-Final OA Sep 05, 2023
18459401 METHOD FOR EXTRACTION AND MULTI-SCENARIO UTILIZATION OF FLAXSEED PROTEIN-POLYSACCHARIDE NATURAL MIXTURE Oil Crops Research Institute, Chinese Academy Of Agricultural Sciences O'HERN, BRENT T 1793 Non-Final OA Aug 31, 2023
18366639 STAIR RAILING WITH ADJUSTABLE ANGLE Alliedforest Holdings Group Limited HALL, ZACHARY A 3678 Final Rejection Aug 07, 2023
18363754 PET HAIR COLLECTOR Maother (Suzhou) Home Appliance Technology Co., Ltd. CARLSON, MARC 3723 Non-Final OA Aug 02, 2023
18358960 TOOL HANDLE WITH HANDLE THAT IS ROTATABLE Nantong Tianmao Machinery Manufacturing Co., Ltd. SHAKERI, HADI 3723 Final Rejection Jul 26, 2023
18352284 APPARATUS AND METHOD FOR COLLABORATIVE NEURAL ARCHITECTURE SEARCH Unknown KIM, SEHWAN 2129 Non-Final OA Jul 14, 2023
18349175 ALIGNED AND MULTICHANNEL PERIPHERAL NERVE CONDUIT AND PREPARATION METHOD THEREOF The Hong Kong University of Science and Technology WILLSE, DAVID H 3774 Non-Final OA Jul 10, 2023
18349174 METHOD OF PREPARING ULTRATHIN METAL-ORGANIC FRAMEWORKS AS DUAL-ATOM ELECTROCATALYSTS FOR CARBON DIOXIDE REDUCTION The Hong Kong University of Science and Technology WILKINS III, HARRY D 1794 Non-Final OA Jul 10, 2023
18343719 IN-VITRO MEDICAL DIAGNOSTIC DEVICE AND IN-VITRO MEDICAL DIAGNOSTIC SYSTEM Edan Instruments, Inc. KWAK, DEAN P 1798 Non-Final OA Jun 28, 2023
18343714 REMOVABLE DETECTION CARD FOR IN-VITRO MEDICAL DIAGNOSIS DEVICE AND CONTROL METHOD THEREOF Edan Instruments, Inc. CHIU, MAY LEUNG 1758 Non-Final OA Jun 28, 2023
18213837 PIXEL LAYOUT STRUCTURE, DISPLAY PANEL, MASK PLATE ASSEMBLY HKC Corporation Limited PHAM, THANHHA S 2812 Non-Final OA Jun 24, 2023
18335150 PICKLEBALL PADDLE AND MANUFACTURING METHOD THEREFOR Dongguan Yuanchi Sports Equipment Co., Ltd. LEE, MICHAEL GUNYOUNG 2876 Non-Final OA Jun 15, 2023
18333564 AIR DUCT FOR CURLING HAIR AND HAIR CURLER Weixi (Shenzhen) Intelligent Technology Co., Ltd. WOODHOUSE, SARAH ANN 3772 Non-Final OA Jun 13, 2023
18333565 MASSAGE COMB HEAD AND ELECTRICAL MASSAGE COMB Weixi (Shenzhen) Intelligent Technology Co., Ltd. HOWELL, GWYNNETH LINNEA 3785 Non-Final OA Jun 13, 2023
18327077 METHOD FOR PREPARATION OF FULLY SOLUBLE LEGUME PROTEINS USING MEDIA MILL COUPLED WITH ULTRASOUND Nanchang University DIOU BERDECIA, LUIS EUGENIO 1792 Non-Final OA Jun 01, 2023
18254177 OPTICAL ISOLATOR CORE AND OPTICAL ISOLATOR Shenzhen Innowave Technology Co., Ltd. BEDTELYON, JOHN M 2874 Non-Final OA May 24, 2023
18316247 TRENCH TYPE POWER DEVICE AND MANUFACTURING METHOD THEREOF Chongqing Alpha And Omega Semiconductor Limited NICELY, JOSEPH C 2813 Non-Final OA May 12, 2023
18034409 BUTTON BATTERY SHELL AND BUTTON BATTERY Shenzhen Juli Energy Co., Ltd. LAIOS, MARIA J 1727 Final Rejection Apr 28, 2023
18139356 CORROSION-RESISTANT COATING OF REINFORCING STELL FOR MARINE CONCRETE AND PREPARATION METHOD THEREFOR Guilin University Of Technology CHUNG, HOSUNG CHARLES 1794 Non-Final OA Apr 26, 2023
18181580 HAIR TREATMENT DEVICE Unknown LEE, LAURA MICHELLE 3724 Non-Final OA Mar 10, 2023
18091402 MASSAGING DEVICE Shenzhen Heze Technology Co., Ltd. BUGG, PAIGE KATHLEEN 3785 Non-Final OA Dec 30, 2022
18146471 MEMORY BLOCK AND CONTROL METHOD THEREOF Wuhan Xinxin Semiconductor Manufacturing Co., Ltd. WELLS, JAMES STEVEN 2825 Non-Final OA Dec 27, 2022
17956914 SLAVE-END APPARATUS FOR INTERVENTIONAL ROBOT Shenzhen Institute Of Advanced Biomedical Robot Co., Ltd. SCHLUETER, MARY GRACE 3796 Non-Final OA Sep 30, 2022
17941010 TUBE SUPPORT ASSEMBLY CAPABLE OF ARBITRARY ADJUSTMENT Xiamen Delmei Sanitary Ware Co., Ltd. LE, HUYEN D 3754 Non-Final OA Sep 08, 2022
17696904 MEMBRANE AND METHOD FOR CULTURE AND DIFFERENTIATION OF CELLS Oujiang Laboratory KNIGHT, TERESA E 1634 Final Rejection Mar 17, 2022

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