Examiner Lee Paul Chang

2871-LEE-PAUL-CHANG

Employment Information

Art Unit:2871 — Liquid crystal cells, elements and systems
Group:2870-2880 — Optics/Photocopying
Classes: 349 — Liquid crystal cells, elements and systems
359 — Optical: systems and elements
257 — Active solid-state devices (e.g., transistors, solid-state diodes)
361 — Electricity: electrical systems and devices
362 — Illumination
348 — Television
381 — Electrical audio signal processing systems and devices
271 — Sheet feeding or delivering
428 — Stock material or miscellaneous articles
372 — Coherent light generators
Phone:Available with subscription
Email:Available with subscription
Title:Pat Examnr Mechl Engrg
Service:18 years
Grade:GS-14

Grant Rate and Difficulty Ranking

27
3-Year Grant rate: 87% over 381 cases
Difficulty: Easier
Difficulty Percentile: 27th

With Examiner Lee, you have a 87% chance of getting an issued patent by 3 years after the first office action. Examiner Lee is an easier examiner and in the 27th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Lee, 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 2871

Examiner Lee's grant rate is higher than that of Art Unit 2871 and higher than that of the USPTO.

Average Office Actions Per Grant
Examiner Lee 1.1
Art Unit 2871 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
no circumstances will we be liable for any outcome resulting from your reliance on the above statistics.

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