Prosecution Insights
Last updated: April 19, 2026

Caseiro Burke LLC

7 pending office actions • 5 clients

Portfolio Summary

7
Total Pending OAs
2
Final Rejections
5
Non-Final OAs

Client Portfolio (5 clients)

Client (Assignee)Pending OAs
Cleanfiber Inc. 2
Advanced Instruments, LLC 1
Cleanfiber Inc. 1
Halo Med LLC 1
Cleanfiber, LLC 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18739278 SYSTEM AND METHOD WITH NEUTRAL DENSITY FILTER STACK TO EXTEND DYNAMIC RANGE OF FLUORESCENCE MEASUREMENTS Advanced Instruments, LLC ARTMAN, THOMAS R 2884 Non-Final OA Jun 10, 2024
18717399 CELLULOSE PRECURSOR MATERIAL AND APPARATUS AND METHOD FOR FIELD CONVERSION OF THE PRECURSOR INTO CELLULOSE INSULATION Cleanfiber Inc. FERGUSON, LAWRENCE D 1781 Non-Final OA Jun 06, 2024
18587423 RETAINING CLIP DEVICE Unknown MARSH, STEVEN M 3632 Final Rejection Feb 26, 2024
18290202 HYBRID FIRE RETARDANT INSULATION AND METHOD OF MAKING THE SAME Cleanfiber Inc. VERA, ELISA H 1748 Non-Final OA Nov 10, 2023
18281820 BIOMASS-DERIVED POLYMER AND CELLULOSE MATERIAL COMPOSITION FOR INSULATION Cleanfiber Inc. COPENHEAVER, BLAINE R 1781 Non-Final OA Sep 13, 2023
18547463 ANATOMICAL HEAD AND NECK SIMULATOR APPARATUS Halo Med LLC HULL, JAMES B 3715 Non-Final OA Aug 22, 2023
18252027 LOW DENSITY CELLULOSE BASED INSULATING LAMINATED PRODUCTS AND METHODS OF MAKING THE SAME Cleanfiber, LLC VO, HAI 1788 Final Rejection May 05, 2023

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