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| Art Unit: | 3753 — Fluid handling |
|---|---|
| Group: | 3750 — Fluid Handling and Dispensing |
| Classes: |
137 — Fluid handling 251 — Valves and valve actuation 166 — Wells 707 — Data processing: database and file management or data structures 264 — Plastic and nonmetallic article shaping or treating: processes 236 — Automatic temperature and humidity regulation 415 — Rotary kinetic fluid motors or pumps 202 — Distillation: apparatus 285 — Pipe joints or couplings 359 — Optical: systems and elements |
| Phone: | (571) 272-9984 |
| Email: | christopher.ballman@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr Mechl Engrg |
| Service: | 13 years |
| Grade: | GS-13 |
| 3-Year Grant rate: | 79% over 272 cases |
|---|---|
| Difficulty: | Medium |
| Difficulty Percentile: | 46th
|
With Examiner Ballman, you have a 79% chance of getting an issued patent by 3 years after the first office action. Examiner Ballman is a medium examiner and in the 46th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Ballman, 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 Ballman's grant rate is lower than that of Art Unit 3753 and higher than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Ballman | 1.8 |
| Art Unit 3753 | 1.3 |
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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.