Prosecution Insights
Last updated: April 19, 2026

Examiner: MAESTRI, PATRICK J

Tech Center 3600 • Art Units: 3633 3635 3638

This examiner grants 73% of resolved cases

Performance Statistics

73.0%
Allow Rate
+21.0% vs TC avg
1090
Total Applications
+14.6%
Interview Lift
759
Avg Prosecution Days
Based on 1057 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
15.8%
§102 Novelty
45.3%
§103 Obviousness
31.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18780957 HIDDEN EDGE FOR FLOORING FINISHING Non-Final OA COLUMBIA INSURANCE COMPANY
18771224 Surfacing Products With Multiple Veneer Segments Non-Final OA SHAW INDUSTRIES GROUP, INC.
19202727 SYSTEMS AND METHODS FOR BUILDING ELEVATED STRUCTURES Final Rejection 3JR, LLC
18223463 MULTIPART PILE CAP FOR A FOUNDATION PILE Non-Final OA Rosendin Electric, Inc.
18996426 MODULAR UNIT FOR APPARATUS INSTALLATION Non-Final OA Morimatsu (Jiangsu) Heavy Industry Co., Ltd.
18738850 FASTENING ARRANGEMENT FOR REDUCTION IN OBSERVABILITY Non-Final OA Raytheon Company
18851591 TRANSVERSE-TYPE BUILDING EXTERIOR BLOCK AND METHOD FOR CONSTRUCTING THE SAME Final Rejection KWANG STEEL CO., LTD.
18794643 Underfloor Storage Vault Non-Final OA Atlas Survival Shelters LLC
18626522 Flashing assembly for use between two roof windows mounted in an inclined roof structure, a group of roof windows mounted using such a flashing assembly, and a method for mounting a flashing assembly between two roof windows Non-Final OA VKR Holding A/S
18760906 WINDOW FRAMING SYSTEM FOR SHIPPING CONTAINERS Non-Final OA Safe Box Steel Structures Inc.
18724050 POST-TENSIONING SYSTEM FOR A TOWER OF A WIND TURBINE, POST-TENSIONED TOWER OF A WIND TURBINE AND METHOD OF POST-TENSIONING A TOWER OF A WIND TURBINE Non-Final OA NORDEX ENERGY SPAIN, S.A.U.
18723580 GLAZING BAR AND ASSEMBLY Non-Final OA Clement Windows Group Limited
18748698 MODULAR TRUSS HANGER SYSTEM AND METHODS THEREOF Non-Final OA Tremco CPG Inc.
18679804 WALL REINFORCEMENT SYSTEMS Non-Final OA CFS Materials, LLC
18710895 A WINDOW ASSEMBLY, A METHOD FOR ASSEMBLING A WINDOW ASSEMBLY AND USE OF A WINDOW ASSEMBLY Non-Final OA SIMPLYDAYLIGHT A/S
18662380 CONTAINMENT SYSTEM, USES, AND ASSEMBLY FOR AERIAL STRUCTURES Non-Final OA Fullwave Tower & Broadcast, LLC
18442979 REINFORCEMENT CAGE FOR END MEMBER OF SHEAR WALL, JIG FOR MAKING REINFORCEMENT CAGE AND METHOD FOR MAKING REINFORCEMENT CAGE Non-Final OA RUENTEX ENGINEERING & CONSTRUCTION CO., LTD.
18427465 CERAMIC TILE HANGING SYSTEM Non-Final OA Haoheng (Fujian) Building Materials Technology Co., Ltd.
18520719 Wire Hanger For Building Structures Final Rejection OMG Building Products LLC
18346209 Integral Roof Drainage System (RainVein) Non-Final OA Gigi Morgan
18255090 REINFORCED MODULAR STEEL-CONCRETE STRUCTURES Non-Final OA MODULAR WALLING SYSTEMS HOLDINGS LIMITED
18006758 PANELS AND METHODS OF PREPARATION THEREOF Non-Final OA WESTLAKE ROYAL BUILDING PRODUCTS INC.

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