Prosecution Insights
Last updated: April 19, 2026

Klarquist Sparkman, LLP (Dcg-Thermo Fisher)

28 pending office actions • 6 clients

Portfolio Summary

28
Total Pending OAs
3
Final Rejections
25
Non-Final OAs

Client Portfolio (6 clients)

Client (Assignee)Pending OAs
Thermo Fisher Scientific (Bremen) GmbH 14
Fei Company 8
Thermo Fisher Scientific (Ecublens) SARL 3
Thermo Fisher Scientific (Shanghai) Instruments Co., Ltd. 1
Thermo Fisher Scientific Messtechnik GmbH 1
Thermo Electron Scientific Instruments LLC 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18859964 SPARK STAND FOR OPTICAL EMISSION SPECTROMETRY WITH IMPROVED DUST REMOVAL Thermo Fisher Scientific (Ecublens) SARL SMITH, MAURICE C 2877 Non-Final OA Oct 24, 2024
18723281 SYSTEM AND METHOD FOR SPECTROMETRY OF A SAMPLE IN A PLASMA Thermo Fisher Scientific (Ecublens) SARL WELLS, KENNETH B 2842 Non-Final OA Jun 21, 2024
18721612 PEAK POSITION MEASUREMENT OFFSET IN A TWO-DIMENSIONAL OPTICAL SPECTRUM Thermo Fisher Scientific (Shanghai) Instruments Co., Ltd. AHMED, JAMIL 2877 Non-Final OA Jun 18, 2024
18672554 METHODS OF MASS SPECTROMETRY, A MASS SPECTROMETER AND COMPUTER SOFTWARE Thermo Fisher Scientific (Bremen) GmbH ALLEN, ANDRE J 2855 Non-Final OA May 23, 2024
18617482 TIME OF FLIGHT MASS ANALYSIS SYSTEM Thermo Fisher Scientific (Bremen) GmbH LI, LARRY 2881 Non-Final OA Mar 26, 2024
18617387 AIRLESS TRANSFER AND ELECTRICAL TESTING OF SOLID STATE BATTERIES IN SCANNING ELECTRON MICROSCOPES Fei Company WANG, JING 2881 Non-Final OA Mar 26, 2024
18612964 LIQUID CHROMATOGRAPHY REACTOR Thermo Fisher Scientific (Bremen) GmbH WOODWARD, NATHANIEL T 2855 Non-Final OA Mar 21, 2024
18612773 CHROMATOGRAPHY INTERFACE Thermo Fisher Scientific (Bremen) GmbH SCHMITT, BENJAMIN R 2852 Non-Final OA Mar 21, 2024
18441990 HYBRID MASS SPECTROMETER AND DATA ACQUISITION METHODS Thermo Fisher Scientific (Bremen) GmbH NATH, SUMAN KUMAR 2855 Non-Final OA Feb 14, 2024
18433245 TANDEM MASS SPECTROMETER AND METHOD OF TANDEM MASS SPECTROMETRY Thermo Fisher Scientific (Bremen) GmbH WANG, JING 2881 Non-Final OA Feb 05, 2024
18294436 MULTIPLE INLET APPARATUS FOR ISOTOPE RATIO SPECTROMETRY Thermo Fisher Scientific (Bremen) GmbH LI, LARRY 2881 Non-Final OA Feb 01, 2024
18545900 SYSTEM AND METHOD FOR DELIVERY OF AN ANALYTE AND A REFERENCE Thermo Fisher Scientific (Bremen) GmbH MASKELL, MICHAEL P 2878 Non-Final OA Dec 19, 2023
18509205 IN-VACUUM CHAMBER CONTROLLED-GAS-FILM DEVICE TO REDUCE LASER ABLATION REDEPOSITS Fei Company CHANG, HANWAY 2878 Non-Final OA Nov 14, 2023
18508999 ION GUIDE Thermo Fisher Scientific (Bremen) GmbH EINHORN, MICA JILLIAN 2881 Non-Final OA Nov 14, 2023
18560906 ARC SCANNING METHODS FOR LASER INDUCED BREAKDOWN SPECTROSCOPY APPLICATIONS Thermo Fisher Scientific (Ecublens) SARL FABIAN JR, ROBERTO 2877 Non-Final OA Nov 14, 2023
18506957 MINIMIZATION OF ENERGY SPREAD IN FOCUSED ION BEAM (FIB) SYSTEMS Fei Company GASSEN, CHRISTOPHER J 2881 Non-Final OA Nov 10, 2023
18492716 APPARATUS FOR TRAPPING IONS Thermo Fisher Scientific (Bremen) GmbH LOGIE, MICHAEL J 2881 Non-Final OA Oct 23, 2023
18480458 CRYOGENIC CLEANING DEVICE Fei Company KING, BRIAN M 3763 Final Rejection Oct 03, 2023
18476964 ADAPTIVE SLICE DEPTH IN SLICE & VIEW WORKFLOW Fei Company STOFFA, WYATT A 2881 Non-Final OA Sep 28, 2023
18474924 RADIATION DETECTOR AND METHOD OF FORMING A RADIATION DETECTOR Thermo Fisher Scientific Messtechnik GmbH TOOHEY, RICHARD ORLANDO 2884 Final Rejection Sep 26, 2023
18369967 DELAYERING APPARATUS AND METHODS Fei Company DUCLAIR, STEPHANIE P. 1713 Non-Final OA Sep 19, 2023
18467401 ANALYTICAL INSTRUMENT WITH ION TRAP COUPLED TO MASS ANALYSER Thermo Fisher Scientific (Bremen) GmbH EINHORN, MICA JILLIAN 2881 Non-Final OA Sep 14, 2023
18466766 TUNING A MASS SPECTROMETER FILTER Thermo Fisher Scientific (Bremen) GmbH KALISZEWSKI, ALINA ROSE 2881 Non-Final OA Sep 13, 2023
18451759 MICROSCOPY SAMPLE PREPARATION METHODS AND ASSOCIATED SYSTEMS Fei Company VANORE, DAVID A 2878 Final Rejection Aug 17, 2023
18448844 HIGH-DYNAMIC RANGE SCANS (OVERLAPPING WINDOWS) Thermo Fisher Scientific (Bremen) GmbH STOFFA, WYATT A 2881 Non-Final OA Aug 11, 2023
18221603 ADAPTIVE AND RETROSPECTIVE ENDPOINT DETECTION FOR AUTOMATED DELAYERING OF SEMICONDUCTOR SAMPLES Fei Company YU, YUECHUAN 1718 Non-Final OA Jul 13, 2023
18343645 SWITCHABLE-PATH ION GUIDE Thermo Fisher Scientific (Bremen) GmbH TANDY, LAURA ELOISE 2881 Non-Final OA Jun 28, 2023
18296859 ADAPTIVE SUBTRACTION FOR C-SIM MICROSCOPY Thermo Electron Scientific Instruments LLC YANG, JIANXUN 2662 Non-Final OA Apr 06, 2023

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