Examiner Chu Chris H

2874-CHU-CHRIS-H

Employment Information

Art Unit:2874 — Optical waveguides
Group:28XX — Semiconductors B
Classes: 385 — Optical waveguides
349 — Liquid crystal cells, elements and systems
359 — Optical: systems and elements
372 — Coherent light generators
257 — Active solid-state devices (e.g., transistors, solid-state diodes)
606 — Surgery
348 — Television
522 — Synthetic resins or natural rubbers -- part of the class 520 series
428 — Stock material or miscellaneous articles
850 — Scanning-probe techniques or apparatus; applications of scanning-probe techniques, e.g., scanning probe microscopy [spm]
Phone:Available with subscription
Email:Available with subscription
Title:Pat Examnr Mechl Engrg
Service:21 years
Grade:GS-14

Grant Rate and Difficulty Ranking

69
3-Year Grant rate: 63% over 289 cases
Difficulty: Harder
Difficulty Percentile: 69th

With Examiner Chu, you have a 63% chance of getting an issued patent by 3 years after the first office action. Examiner Chu is a harder examiner and in the 69th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Chu, 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 2874

Examiner Chu's grant rate is lower than that of Art Unit 2874 and lower than that of the USPTO.

Average Office Actions Per Grant
Examiner Chu 1.8
Art Unit 2874 1.1

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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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