Prosecution Insights
Last updated: April 19, 2026

Sumitomo Osaka Cement Co. Ltd.

13 pending office actions

Portfolio Summary

13
Total Pending OAs
5
Final Rejections
8
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
18721088 ELECTROSTATIC CHUCK MEMBER, ELECTROSTATIC CHUCK DEVICE, AND PRODUCTION METHOD FOR ELECTROSTATIC CHUCK MEMBER SREEVATSA, SREEYA 2838 Non-Final OA Jun 17, 2024
18692490 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS USING SAME PETKOVSEK, DANIEL 2874 Non-Final OA Mar 15, 2024
18291679 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TRANSMISSION APPARATUS AND OPTICAL MODULATION DEVICE USING SAME RAHLL, JERRY T 2874 Non-Final OA Jan 24, 2024
18391264 Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using Same KIANNI, KAVEH C 2874 Non-Final OA Dec 20, 2023
18390725 Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using Same TAVLYKAEV, ROBERT FUATOVICH 2896 Non-Final OA Dec 20, 2023
18572094 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND OPTICAL MODULATION DEVICE USING SAME CAPUTO, LISA M 2874 Non-Final OA Dec 19, 2023
18564548 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS USING SAME PETKOVSEK, DANIEL 2874 Final Rejection Nov 27, 2023
18289102 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS USING SAME LEPISTO, RYAN A 2874 Final Rejection Oct 31, 2023
18281107 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS WHICH USE SAME SMITH, CHAD 2874 Non-Final OA Sep 08, 2023
18280906 OPTICAL MODULATOR CORS, NATHAN M 2634 Final Rejection Sep 07, 2023
17997348 SURFACE-MODIFIED ZINC OXIDE PARTICLES, LIQUID DISPERSION, AND COSMETIC LAZARO, DOMINIC 1611 Non-Final OA Oct 27, 2022
17913422 SURFACE-TREATED METAL OXIDE PARTICLES, DISPERSION LIQUID, COSMETIC AND METHOD FOR PRODUCING SURFACE-TREATED METAL OXIDE PARTICLES ALAM, AYAAN A 1611 Final Rejection Sep 21, 2022
17910829 DISPERSION LIQUID, COMPOSITION, SEALING MEMBER, LIGHT-EMITTING DEVICE, ILLUMINATION TOOL, DISPLAY DEVICE, AND METHOD FOR PRODUCING DISPERSION LIQUID ILLING, CAITLIN NORINE 1767 Final Rejection Sep 11, 2022

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