Last updated: April 19, 2026

Examiner: JOHNSON, CHRISTINA ANN

Tech Center 1700 • Art Units: 1742 1791

This examiner grants 31% of resolved cases

Performance Statistics

30.9%

Allow Rate

-34.1% vs TC avg

106

Total Applications

-15.4%

Interview Lift

1275

Avg Prosecution Days

Based on 97 resolved cases, 2023–2026

0.5%

§101 Eligibility

17.2%

§102 Novelty

56.6%

§103 Obviousness

19.1%

§112 Clarity

App #	Title	Status	Assignee
17538150	WATER-BASED INK FOR INK-JET RECORDING AND INK-JET RECORDING APPARATUS	Final Rejection	Brother Kogyo Kabushiki Kaisha
18006025	WATER-ABSORBENT RESIN COMPOSITION, METHOD FOR PRODUCING WATER-ABSORBENT RESIN COMPOSITION, AND METHOD FOR SLOWING WATER ABSORPTION RATE OF WATER-ABSORBENT RESIN PARTICLES	Final Rejection	SUMITOMO SEIKA CHEMICALS CO., LTD.
18110050	CATALYST FOR ELECTROLYSIS AND PREPARING METHOD OF THE SAME	Non-Final OA	INSTITUTE FOR BASIC SCIENCE

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