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| Art Unit: | 1792 — Food or edible material: processes, compositions, and products |
|---|---|
| Group: | 1790 — Food, Analytical Chemistry, Sterilization, Biochemistry, Electrochemistry |
| Classes: |
426 — Food or edible material: processes, compositions, and products 366 — Agitating 434 — Education and demonstration 266 — Metallurgical apparatus 141 — Fluent material handling, with receiver or receiver coacting means 126 — Stoves and furnaces 294 — Handling: hand and hoist-line implements 425 — Plastic article or earthenware shaping or treating: apparatus |
| Phone: | (571) 272-6527 |
| Email: | steven.leff@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr Gen Chem |
| Service: | 20 years |
| Grade: | GS-14 |
| 3-Year Grant rate: | 35% over 215 cases |
|---|---|
| Difficulty: | Very Hard |
| Difficulty Percentile: | 88th
|
With Examiner Leff, you have a 35% chance of getting an issued patent by 3 years after the first office action. Examiner Leff is a very hard examiner and in the 88th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Leff, 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 Leff's grant rate is higher than that of Art Unit 1792 and lower than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Leff | 2.5 |
| Art Unit 1792 | 2.3 |
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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.