Login with your work email address to view charts. No credit card required.
| Art Unit: | 3747 — Internal-combustion engines |
|---|---|
| Group: | 3740 — Thermal & Combustion Technology, Motive & Fluid Power Systems |
| Classes: |
123 — Internal-combustion engines 701 — Data processing: vehicles, navigation, and relative location 180 — Motor vehicles 415 — Rotary kinetic fluid motors or pumps 416 — Fluid reaction surfaces (i.e., impellers) 165 — Heat exchange 220 — Receptacles 296 — Land vehicles: bodies and tops 137 — Fluid handling 293 — Vehicle fenders |
| Phone: | (313) 446-6596 |
| Email: | kurt.liethen@uspto.gov |
| Location: | MI 48207 |
| Title: | Pat Examnr Mechl Engrg |
| Service: | 10 years |
| Grade: | GS-14 |
| 3-Year Grant rate: | 80% over 322 cases |
|---|---|
| Difficulty: | Medium |
| Difficulty Percentile: | 44th
|
With Examiner Liethen, you have a 80% chance of getting an issued patent by 3 years after the first office action. Examiner Liethen is a medium examiner and in the 44th percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Liethen, 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 Liethen's grant rate is lower than that of Art Unit 3747 and higher than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Liethen | 1.6 |
| Art Unit 3747 | 1.1 |
Subscribe to Premium Examiner Statistics for unlimited access to our examiner statistics.
Subscribe to Premium Examiner Statistics for unlimited access to our examiner statistics.
Subscribe to Premium Examiner Statistics for unlimited access to our examiner statistics.
Subscribe to Premium Examiner Statistics for unlimited access to our examiner statistics.
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.