Prosecution Insights
Prosecution Insights
Tech Center 3700 • Art Units: 3733 3781
This examiner grants 65% of resolved cases
Stephen J. Castellano is an examiner in Tech Center 3700 and Art Unit 3733. He has 1242 resolved cases with an allowance rate of 65.1 percent. This high volume of cases provides a strong statistical basis for evaluating the examiner's performance. The 65.1 percent rate suggests a consistent path to issuance for applicants.
The interview lift for this examiner is 35.7 percent. This is a high lift, indicating that interviews are a critical tool for success in this docket. Practitioners should almost always consider an interview to boost the 65.1 percent baseline. The 35.7 percent lift shows that direct communication is effective at overcoming rejections and reaching an allowance.
The median days to allowance is 1094. This timeline is a useful metric for applicants to gauge the expected duration of their prosecution. The 1094-day figure, when paired with the 65.1 percent allowance rate, indicates a standard pace of examination. Practitioners can use the 35.7 percent lift to help manage this 1094-day process and secure a grant.
| App # | Title | Status | Assignee |
|---|---|---|---|
| 19336775 | PRESSURE VESSEL | Non-Final OA | Toyota Jidosha Kabushiki Kaisha |
| 18973704 | HYDROGEN TANK | Final Rejection | TOYOTA JIDOSHA KABUSHIKI KAISHA |
| 19094084 | PRESSURE VESSEL | Non-Final OA | Eaton Intelligent Power Limited |
| 18871596 | MULTIPLE-SHELL TANK AND HEAT INSULATION MATERIAL SUPPLY METHOD FOR MULTIPLE-SHELL TANK | Final Rejection | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 18674152 | FOLDABLE CONTAINER | Non-Final OA | Sonoco Development, Inc. |
| 18994753 | RESERVOIR TANK | Final Rejection | Hanon Systems |
| 19095649 | CONTAINER | Final Rejection | BERRY GLOBAL, INC. |
| 18996258 | STORAGE DEVICE | Non-Final OA | Polar Technology Management Group Limited |
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