Prosecution Insights
Prosecution Insights
Tech Center 3700 • Art Units: 1774 1792 3781
This examiner grants 74% of resolved cases
Shuyi S. Liu serves in Tech Center 3700 and Art Unit 1774. The examiner has 484 resolved cases. The allowance rate is 73.6 percent. This rate indicates a favorable environment for applicants, with nearly three-quarters of resolved cases resulting in a grant. The 484 resolved cases provide a robust data set for understanding the examiner's prosecution style.
The median days to allowance is 1153. This duration represents the typical time from filing to the issuance of a patent. The interview lift is 25.6 percent. This is a significant increase in the probability of allowance when an interview is conducted. Compared to the 73.6 percent allowance rate, the 25.6 percent lift suggests that direct communication with the examiner is a highly effective strategy.
For those in Art Unit 1774, the 73.6 percent allowance rate and 1153 median days to allowance are key planning figures. The 484 resolved cases show a consistent track record. The 25.6 percent interview lift is a strong indicator that practitioners should consider requesting an interview to resolve issues. This combination of data points suggests a clear path to success through active engagement.
| App # | Title | Status | Assignee |
|---|---|---|---|
| 17897355 | Magnetic Bead Separation Method, Magnetic Bead Separation Device, And Sample Tube | Final Rejection | SEIKO EPSON CORPORATION |
| 17894905 | APPARATUS AND METHODS FOR CLEAN TRANSFER OF CENTRIFUGED MATERIALS | Non-Final OA | ENTEGRIS, INC. |
| 18570717 | A METHOD OF OPERATING A CENTRIFUGAL SEPARATOR | Non-Final OA | Alfa Laval Corporate AB |
| 18286447 | MODULAR CENTRIFUGAL SEPARATOR SYSTEM AND COMPONENTS THEREOF | Non-Final OA | Alfa Laval Corporate AB |
| 18037177 | A CENTRIFUGAL SEPARATOR AND A METHOD OF OPERATING A CENTRIFUGAL SEPARATOR | Final Rejection | Alfa Laval Corporate AB |
| 18035714 | A METHOD OF GREASING A DECANTER CENTRIFUGE | Final Rejection | Alfa Laval Corporate AB |
| 17908066 | A CENTRIFUGAL SEPARATOR WITH ELASTIC MEMBER AND TILTING MEMBER | Non-Final OA | Alfa Laval Corporate AB |
| 18144598 | CENTRIFUGE WITH SAFETY SHUTTER | Final Rejection | STRATEC SE |
| 18287304 | METHOD AND SET FOR PRODUCING A ZINC-MANGANESE DIOXIDE CELL, AND CELL PRODUCED USING SAID METHOD | Non-Final OA | VARTA MICROBATTERY GMBH |
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