Examiner Witherspoon Sikarl A

1692-WITHERSPOON-SIKARL-A

Employment Information

Art Unit:1692 — Organic compounds -- part of the class 532-570 series
Group:1690 — Organometallics & Industrial Chemistry and Carbohydrate Chemistry
Classes: 568 — Organic compounds -- part of the class 532-570 series
514 — Drug, bio-affecting and body treating compositions
562 — Organic compounds -- part of the class 532-570 series
549 — Organic compounds -- part of the class 532-570 series
558 — Organic compounds -- part of the class 532-570 series
560 — Organic compounds -- part of the class 532-570 series
424 — Drug, bio-affecting and body treating compositions
210 — Liquid purification or separation
544 — Organic compounds -- part of the class 532-570 series
502 — Catalyst, solid sorbent, or support therefor: product or process of making
Phone:(571) 272-0649
Email:sikarl.witherspoon@uspto.gov
Location:VA 22314
Title:Pat Examnr Biolgy
Service:26 years
Grade:GS-14

Grant Rate and Difficulty Ranking

14
3-Year Grant rate: 92% over 791 cases
Difficulty: Very Easy
Difficulty Percentile: 14th

With Examiner Witherspoon, you have a 92% chance of getting an issued patent by 3 years after the first office action. Examiner Witherspoon is a very easy examiner and in the 14th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner Witherspoon, 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 1692

Examiner Witherspoon's grant rate is higher than that of Art Unit 1692 and higher than that of the USPTO.

Average Office Actions Per Grant
Examiner Witherspoon 0.8
Art Unit 1692 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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