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| Art Unit: | 1774 — Agitating |
|---|---|
| Group: | 1770 — Chemical Apparatus, Separation and Purification, Liquid and Gas Contact Apparatus |
| Classes: |
494 — Imperforate bowl: centrifugal separators 210 — Liquid purification or separation 506 — Combinatorial chemistry technology: method, library, apparatus 435 — Chemistry: molecular biology and microbiology 424 — Drug, bio-affecting and body treating compositions 426 — Food or edible material: processes, compositions, and products |
| Phone: | (571) 272-0496 |
| Email: | shuyi.liu@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr Cheml Engrg |
| Service: | 12 years |
| Grade: | GS-13 |
| 3-Year Grant rate: | 74% over 230 cases |
|---|---|
| Difficulty: | Medium |
| Difficulty Percentile: | 55th
|
With Examiner Liu, you have a 74% chance of getting an issued patent by 3 years after the first office action. Examiner Liu is a medium examiner and in the 55th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Liu, where the timeline is relative to the date of the first office action. The three-year grant rate is the percentage of applications granted at three years after the first office action.
Examiner Liu's grant rate is lower than that of Art Unit 1774 and lower than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Liu | 1.6 |
| Art Unit 1774 | 1.4 |
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Disclaimer: We do not provide any guarantees as to the accuracy of the statistics presented above and under
no circumstances will we be liable for any outcome resulting from your reliance on the above statistics.