Prosecution Insights
Last updated: April 19, 2026

Western Digital Technologies Inc.

58 pending office actions

Portfolio Summary

58
Total Pending OAs
6
Final Rejections
52
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19226852 HIGH-SPEED HIGH-VOLTAGE CMOS WRITE DRIVER TZENG, FRED 2625 Non-Final OA Jun 03, 2025
19090327 LASER HEATER FEEDBACK CONTROL IN HEAT ASSISTED MAGNETIC RECORDING HINDI, NABIL Z 2688 Non-Final OA Mar 25, 2025
19040639 RuAl and MgTiO Lamination For Effective Buffer and Interlayers For Topological Material Layers KLIMOWICZ, WILLIAM JOSEPH 2688 Non-Final OA Jan 29, 2025
18952399 DATA STORAGE DEVICE WITH FLEXIBLE LOGICAL TRACKS AND RADIUS-INDEPENDENT DATA RATE HINDI, NABIL Z 2688 Non-Final OA Nov 19, 2024
18885487 FINE ACTUATOR REACTION FORCE CANCELLATION FLEXIBLE SUSPENSION KLIMOWICZ, WILLIAM JOSEPH 2688 Non-Final OA Sep 13, 2024
18666635 OXIDATION RESISTANCE OF LUBRICANT WITH MODIFIED EPOXIDE-BASED LINKAGES CHAU, LISA N 1785 Non-Final OA May 16, 2024
18656812 MEDIA LUBRICANTS SYNTHESIS WITH CLICK CHEMISTRY CHAU, LISA N 1785 Non-Final OA May 07, 2024
18636768 FLEXIBLE PRINTED CIRCUIT TO SUSPENSION SOLDERING IMPROVEMENT TRAN, BINH BACH THANH 2847 Non-Final OA Apr 16, 2024
18603582 LATERAL SUB-BLOCK MODE IN A MEMORY DEVICE COON, BRADLEY SCOTT 2827 Final Rejection Mar 13, 2024
18593481 HIGH TEMPERATURE LUBRICANTS FOR MAGNETIC MEDIA HAVING MORE THERMALLY STABLE END GROUPS CHAU, LISA N 1785 Non-Final OA Mar 01, 2024
18590557 LOW NOISE AMPLIFIERS WITH FEEDBACK FOR NANOPORE APPLICATIONS FORTICH, ALVARO E 2858 Non-Final OA Feb 28, 2024
18436345 ERASE BIAS SCHEME TO LOWER VERAMAX AND NAND CHIP-SIZE SHRINK REECE, CHRISTOPHER LANE 2824 Final Rejection Feb 08, 2024
18426878 TWO-WAY RECEPTACLE FOR UNIVERSAL SERIAL BUS LEON MUNOZ, EDWIN A 2831 Non-Final OA Jan 30, 2024
18510978 ACHIEVING DIFFERENT HIGH VOLTAGES ON INDIVIDUAL BITLINES OF A MEMORY DEVICE REECE, CHRISTOPHER LANE 2824 Final Rejection Nov 16, 2023
18509051 BONDING STRUCTURES FOR HIGH-DENSITY METAL-TO-METAL BONDING AND METHODS FOR FORMING THE SAME MEHTA, RATISHA 2817 Non-Final OA Nov 14, 2023
18506281 Peer-To-Peer Communication Using Drain Buffers In Multi-Function Device PHAN, DEAN 2184 Non-Final OA Nov 10, 2023
18505292 Optimizations For Payload Fetching In NVMe Commands KIM, ELIAS YOUNG 2135 Non-Final OA Nov 09, 2023
18479457 THREE-DIMENSIONAL MEMORY DEVICES INCLUDING SELF-ALIGNED SOURCE-CHANNEL JUNCTIONS AND METHODS FOR FORMING THE SAME DUREN, TIMOTHY EDWARD 2817 Non-Final OA Oct 02, 2023
18479432 THREE-DIMENSIONAL MEMORY DEVICE CONTAINING PHOSPHORUS-DOPED SILICON OXIDE ION-GETTERING STRUCTURES AND METHODS OF FORMING THE SAME JUNG, MICHAEL YOO LIM 2817 Non-Final OA Oct 02, 2023
18372152 METHOD FOR HANDLING EXTREME TEMPERATURES IN STORAGE DEVICES THAMMAVONG, PRASITH 2137 Non-Final OA Sep 25, 2023
18466108 SEMICONDUCTOR DEVICE FABRICATION METHOD USING A DEPOSITION APPARATUS WITH A CONTOURED WAFER CARRIER RING MILLER, JR, JOSEPH ALBERT 1712 Non-Final OA Sep 13, 2023
18461777 HMB Random and Sequential Access Coherency Approach BARTELS, CHRISTOPHER A. 2184 Non-Final OA Sep 06, 2023
18457883 STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE WITH LAYER CONTACT VIA STRUCTURES LOCATED ABOVE SUPPORT PILLAR STRUCTURES AND METHODS OF FORMING THE SAME SCHOENHOLTZ, JOSEPH 2893 Non-Final OA Aug 29, 2023
18238952 INTERPOSER FOR TROUBLESHOOTING A BALL GRID ARRAY (BGA) DEVICE AND COUPLING THE BGA DEVICE TO A PRINTED CIRCUIT BOARD WITH LIMITED HEAT EXPOSURE CAZAN, LIVIUS RADU 3729 Non-Final OA Aug 28, 2023
18452737 THREE-DIMENSIONAL MEMORY DEVICE WITH SOURCE CONTACT LAYER HAVING HORIZONTALLY AND VERTICALLY EXTENDING PORTIONS AND METHODS OF FORMING THE SAME SEVEN, EVREN 2812 Non-Final OA Aug 21, 2023
18450150 THREE-DIMENSIONAL MEMORY DEVICE INCLUDING TRENCH BRIDGE STRUCTURES HAVING DIFFERENT VOLUMES AND METHODS OF FORMING THE SAME WEILAND, ADAM DAVID 2813 Non-Final OA Aug 15, 2023
18450095 THREE-DIMENSIONAL MEMORY DEVICES INCLUDING SELF-ALIGNED CHANNEL CAP STRUCTURES AND METHODS FOR FORMING THE SAME DUREN, TIMOTHY EDWARD 2817 Non-Final OA Aug 15, 2023
18450115 THREE-DIMENSIONAL MEMORY DEVICE INCLUDING INCLINED WORD LINE CONTACT STRIPS AND METHODS OF FORMING THE SAME PRIDEMORE, NATHAN ANDREW 2898 Non-Final OA Aug 15, 2023
18233697 THREE-DIMENSIONAL MEMORY DEVICE INCLUDING A METAL OXIDE ETCH STOP LAYER AND METHODS FOR FORMING THE SAME LI, MEIYA 2811 Non-Final OA Aug 14, 2023
18448398 Exposed Physical Partitions in Solid-State Storage Devices O'CONNELL, CHRISTIAN JOSEPH 2138 Non-Final OA Aug 11, 2023
18447723 Access Control System and a Data Storage Device LIN, AMIE CHINYU 2436 Non-Final OA Aug 10, 2023
18232642 PRIORITY BASED THERMAL MANAGEMENT FOR DATA STORAGE DEVICE ENCLOSURES CONNOLLY, MARK A 2115 Non-Final OA Aug 10, 2023
18363542 CROSS-POINT MAGNETORESISTIVE MEMORY ARRAY CONTAINING CARBON-BASED LAYER AND METHOD OF MAKING THE SAME CHOU, SHIH TSUN A 2811 Non-Final OA Aug 01, 2023
18361118 Semiconductor Device Package with Coupled Substrates BRASFIELD, QUINTON A 2814 Non-Final OA Jul 28, 2023
18361550 THREE-DIMENSIONAL MEMORY DEVICE CONTAINING PERIPHERAL CIRCUIT WITH FIN AND PLANAR FIELD EFFECT TRANSISTORS AND METHOD OF MAKING THEREOF RAMIREZ, ALEXANDRE XAVIER 2812 Non-Final OA Jul 28, 2023
18361594 THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THEREOF USING ION IMPLANTED ETCH STOP LAYER ON A SACRIFICIAL FILL MATERIAL SALERNO, SARAH KATE 2814 Non-Final OA Jul 28, 2023
18361575 THREE-DIMENSIONAL MEMORY DEVICE CONTAINING OVERLYING THIN FILM TRANSISTOR CONTROL CIRCUIT AND METHOD OF MAKING THEREOF YUSHINA, GALINA G 2811 Non-Final OA Jul 28, 2023
18359674 ENSURING QUALITY OF SERVICE IN MULTI-TENANT ENVIRONMENT USING SGLS SWIFT, CHARLES M 2196 Non-Final OA Jul 26, 2023
18358768 CROSS-POINT OVONIC FRUSTUM MEMORY DEVICE AND METHOD OF MAKING THE SAME ADROVEL, WILLIAM 2898 Non-Final OA Jul 25, 2023
18358633 HIGH VOLTAGE FIELD EFFECT TRANSISTORS WITH DIFFERENT SIDEWALL SPACER CONFIGURATIONS AND METHOD OF MAKING THE SAME VLCEK, JACOB ALEXANDER 2817 Non-Final OA Jul 25, 2023
18357781 THREE-DIMENSIONAL MEMORY DEVICE CONTAINING TRENCH SUPPORT BRIDGE STRUCTURES AND METHODS FOR MANUFACTURING THE SAME NEWTON, VALERIE N 2897 Non-Final OA Jul 24, 2023
18355753 DYNAMIC ALLOCATION OF CAPACITY TO NAMESPACES IN A DATA STORAGE DEVICE HUARACHA, WILLY W 2197 Non-Final OA Jul 20, 2023
18355090 ENHANCED READ RETRY (ERR) FOR DATA RECOVERY IN FLASH MEMORY RADKE, JAY W 2827 Non-Final OA Jul 19, 2023
18355064 Multiple Neural Network Training Nodes in a Read Channel ROSTAMI, MOHAMMAD S 2154 Non-Final OA Jul 19, 2023
18354150 Offloading Data Storage Device Processing Tasks to a Graphics Processing Unit WU, BENJAMIN C 2195 Non-Final OA Jul 18, 2023
18354174 USING INTERNAL OPERATION FILES HAVING KNOWN PATTERNS ACROSS MULTIPLE DEVICES ZECHER, CORDELIA P K 2100 Non-Final OA Jul 18, 2023
18222849 METHODS AND APPARATUS FOR FABRICATING GLASS SUBSTRATES FOR USE IN MAGNETIC RECORDING MEDIA DEHGHAN, QUEENIE S 1741 Non-Final OA Jul 17, 2023
18349560 THREE-DIMENSIONAL MEMORY DEVICE HAVING CONTROLLED LATERAL ISOLATION TRENCH DEPTH AND METHODS OF FORMING THE SAME RAMIREZ, ALEXANDRE XAVIER 2812 Non-Final OA Jul 10, 2023
18347404 SEMICONDUCTOR DEVICE INCLUDING METAL INTERCONNECT STRUCTURES THAT CONTAIN SELECTIVELY-GROWN DIELECTRIC SPACERS AND METHODS FOR FORMING THE SAME LEE, DA WEI 2817 Non-Final OA Jul 05, 2023
18344227 MEMORY DEVICE INCLUDING ALUMINUM NITRIDE DIFFUSION BARRIER LAYER AND METHODS FOR FORMING THE SAME RAMALLO, GUSTAVO G 2812 Non-Final OA Jun 29, 2023
18343118 THREE-DIMENSIONAL MEMORY DEVICE INCLUDING BACKSIDE SEMICONDUCTOR SOURCE STRUCTURE AND METHODS FOR FORMING THE SAME TRAN, THANH Y 2817 Non-Final OA Jun 28, 2023
18343162 THREE-DIMENSIONAL MEMORY DEVICE INCLUDING BACKSIDE SEMICONDUCTOR SOURCE STRUCTURE AND METHODS FOR FORMING THE SAME WIEGAND, TYLER J 2812 Non-Final OA Jun 28, 2023
18204270 CHEMISORBED LUBRICANTS FOR DATA STORAGE DEVICES RICKMAN, HOLLY C 1785 Non-Final OA May 31, 2023
18325942 SPIN TORQUE OSCILLATOR (STO) SENSORS USED IN NUCLEIC ACID SEQUENCING ARRAYS AND DETECTION SCHEMES FOR NUCLEIC ACID SEQUENCING XU, XIAOYUN 1797 Final Rejection May 30, 2023
18308576 Magnetic Read Sensors Having Reduced Signal Imbalance CHAU, LISA N 1785 Final Rejection Apr 27, 2023
18004402 SINGLE-MOLECULE, REAL-TIME, LABEL-FREE DYNAMIC BIOSENSING WITH NANOSCALE MAGNETIC FIELD SENSORS MARCSISIN, ELLEN JEAN 1677 Non-Final OA Jan 05, 2023
17878490 Efficient Sub-Block Erasing GIARDINO JR, MARK A 2135 Non-Final OA Aug 01, 2022
17852301 POWER MANAGEMENT FOR WIRELESS DEVICE LOSS PREVENTION AND DISCOVERY CHEN, JUNPENG 2645 Final Rejection Jun 28, 2022

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