Prosecution Insights
Last updated: April 19, 2026

Examiner: CASTELLANO, STEPHEN J

Tech Center 3700 • Art Units: 3733 3781

This examiner grants 65% of resolved cases

Performance Statistics

64.9%
Allow Rate
-5.1% vs TC avg
1256
Total Applications
+36.0%
Interview Lift
1080
Avg Prosecution Days
Based on 1217 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
22.7%
§102 Novelty
45.9%
§103 Obviousness
22.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18871596 MULTIPLE-SHELL TANK AND HEAT INSULATION MATERIAL SUPPLY METHOD FOR MULTIPLE-SHELL TANK Non-Final OA KAWASAKI JUKOGYO KABUSHIKI KAISHA
18499465 TANK MODULE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18292673 Bearing for Pressure Vessel and Pressure Vessel Assembly Final Rejection Bayerische Motoren Werke Aktiengesellschaft
19171831 Bottle for containing liquid Final Rejection Kyung Il JUNG
19082540 Double-layer Bottle Made by In-mold Labeling Process Non-Final OA Technical Response, Inc.
19046362 Thin-Walled Curved Shell Formed From Multi-Conic Preform, and Tank and Vehicle including the Same Non-Final OA STOKE Space Technologies, Inc.
18644966 TANK COMPRISING INNER AND OUTER ENCLOSURES AND AT LEAST ONE DUCT PASSING THROUGH SAID ENCLOSURES AND FOLLOWING A CURVED TRAJECTORY BETWEEN SAID ENCLOSURES Final Rejection Airbus Operations SAS
18421114 LIQUID TANK ARRANGEMENT FOR A VEHICLE AND A VEHICLE COMPRISING THE LIQUID TANK ARRANGEMENT Final Rejection VOLVO CONSTRUCTION EQUIPMENT AB
18869291 REPLACEABLE COSMETIC JAR Non-Final OA PPK (SHANGHAI) PACKAGING CO., LTD.
18960400 INTERMEDIATE BULK CONTAINER (IBC) AND ASSOCIATED PALLET Non-Final OA Elkhart Plastics LLC
18949848 FRY PORTIONING BASKET Non-Final OA Yum Connect, LLC
18860326 MULTI-LAYERED VESSEL WALL Non-Final OA BENNAMANN SERVICES LTD
18817935 NON-VACUUM CARGO CONTAINMENT SYSTEMS Non-Final OA CB&I STS Delaware LLC
18883025 OUTDOOR PATIO BOX Non-Final OA FINDLAY MACHINE & TOOL, LLC
18825462 Container with Internal Ribs Non-Final OA BWAY Corporation
18842347 MEMBRANE TANK FEASIBLE FOR CRYOGENIC SERVICE Non-Final OA Lattice International AS
18784421 RECEPTACLE-ASSEMBLY RIM SYSTEM Non-Final OA TBuck Global, LLC
18657116 ANIMAL WASTE STORAGE DEVICE Final Rejection Balloon Innovations, Inc.
18502042 VEHICLE TANK Final Rejection MAGNA Energy Storage Systems GesmbH
18564724 AN ANCHORING ASSEMBLY INCLUDING A TIGHTENING MECHANISM FOR HOLDING AN UNDERGROUND STORAGE TANK Non-Final OA PULTRUSION TECHNIQUE INC.
18371212 STACKABLE CONTAINERS WITH SUPPORT BAND Non-Final OA Waddington North America, Inc.

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