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| Art Unit: | 3799 — Surgery |
|---|---|
| Group: | 3700 Search — Search and Classification |
| Classes: |
251 — Valves and valve actuation 137 — Fluid handling 141 — Fluent material handling, with receiver or receiver coacting means 285 — Pipe joints or couplings 416 — Fluid reaction surfaces (i.e., impellers) 415 — Rotary kinetic fluid motors or pumps 184 — Lubrication |
| Phone: | (571) 270-5422 |
| Email: | marina.tietjen@uspto.gov |
| Location: | VA 22314 |
| Title: | Pat Examnr |
| Service: | 18 years |
| Grade: | GS-14 |
| 3-Year Grant rate: | 81% over 295 cases |
|---|---|
| Difficulty: | Medium |
| Difficulty Percentile: | 42nd
|
With Examiner Tietjen, you have a 81% chance of getting an issued patent by 3 years after the first office action. Examiner Tietjen is a medium examiner and in the 42nd percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Tietjen, 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 Tietjen's grant rate is higher than that of Art Unit 3799 and higher than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Tietjen | 1.2 |
| Art Unit 3799 | 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.