Examiner Tietjen Marina Annette

3799-TIETJEN-MARINA-ANNETTE

Employment Information

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:Available with subscription
Email:Available with subscription
Title:Pat Examnr
Service:19 years
Grade:GS-14

Grant Rate and Difficulty Ranking

40
3-Year Grant rate: 82% over 305 cases
Difficulty: Easier
Difficulty Percentile: 40th

With Examiner Tietjen, you have a 82% chance of getting an issued patent by 3 years after the first office action. Examiner Tietjen is an easier examiner and in the 40th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

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.

Comparison with Art Unit 3799

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 1.3

Interview Benefit

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Recent Dispositions

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Appeals Statistics

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Appeal History

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Disclaimer: We do not provide any guarantees as to the accuracy of the statistics presented above and under
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