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| Art Unit: | 1774 — Agitating |
|---|---|
| Group: | 1770 — Chemical Apparatus, Separation and Purification, Liquid and Gas Contact Apparatus |
| Classes: |
422 — Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing 366 — Agitating 423 — Chemistry of inorganic compounds 518 — Chemistry: fischer-tropsch processes; or purification or recovery of products thereof 585 — Chemistry of hydrocarbon compounds 564 — Organic compounds -- part of the class 532-570 series 502 — Catalyst, solid sorbent, or support therefor: product or process of making 210 — Liquid purification or separation 429 — Chemistry: electrical current producing apparatus, product, and process 568 — Organic compounds -- part of the class 532-570 series |
| Phone: | Available with subscription |
| Email: | Available with subscription |
| Title: | Pat Examnr Cheml Engrg |
| Service: | 25 years |
| Grade: | GS-14 |
| 3-Year Grant rate: | 67% over 269 cases |
|---|---|
| Difficulty: | Harder |
| Difficulty Percentile: | 64th
|
With Examiner Leung, you have a 67% chance of getting an issued patent by 3 years after the first office action. Examiner Leung is a harder examiner and in the 64th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Leung, 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 Leung's grant rate is lower than that of Art Unit 1774 and lower than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Leung | 1.8 |
| 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.