Prosecution Insights
Last updated: October 27, 2026

Tiffany Z Nuckols, USPTO Patent Examiner

Listed by the USPTO as NUCKOLS, TIFFANY Z

Tech Center 3700 • Art Units: 1712 1716 1718 1792 3762

This examiner grants 46% of resolved cases

Analysis

NUCKOLS, TIFFANY Z is assigned to tech center 3700 and art unit 1712. The profile includes 633 resolved cases, with an allowance rate of 45.7% and a median of 1547 days to allowance. The interview lift is 40.3%, showing a pronounced relationship between interviews and allowance outcomes despite the lower allowance measure. This combination makes interview preparation especially relevant for applicants seeking to identify and address the decisive claim issues.

The listed companies are ASM IP Holding B.V., Applied Materials Inc., and Lam Research Corporation. The listed firms are Snell & Wilmer (ASM IP Holding B.V.), Anova Law Group, PLLC, and OLIFF PLC. Practitioners may want to enter interviews with specific amendment paths and a clear explanation of the technical distinctions, while planning for extended prosecution and protecting commercially important claim scope through layered alternatives.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

45.7%
Allow Rate
-24.3% vs TC avg
674
Total Applications
+40.3%
Interview Lift
1547
Avg Prosecution Days
Based on 633 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
22.0%
§102 Novelty
61.5%
§103 Obviousness
12.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18817625 SHOWERHEAD STRUCTURE AND APPARATUS FOR TREATING SUBSTRATE Non-Final OA Samsung Electronics Co., Ltd.
18660652 LIQUID PRECURSOR CONTAINERS, LIQUID PRECURSOR SYSTEMS AND SEMICONDUCTOR PROCESSING SYSTEMS HAVING LIQUID PRECURSOR CONTAINERS, AND METHODS OF DEPOSITING MATERIAL LAYERS USING LIQUID PRECURSORS Non-Final OA ASM IP Holding B.V.
17955816 MODULAR REACTION CHAMBER Final Rejection ASM IP Holding B.V.
17457605 HIGH PERFORMANCE SUSCEPTOR APPARATUS Non-Final OA ASM IP HOLDING B.V.
18727830 ACTIVE TEMPERATURE CONTROL OF SHOWERHEADS FOR HIGH TEMPERATURE PROCESSES Non-Final OA LAM RESEARCH CORPORATION
18710671 SHOWERHEAD FACEPLATE CONFIGURATIONS Non-Final OA LAM RESEARCH CORPORATION
19056816 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Non-Final OA Tokyo Electron Limited
17756980 PLASMA PROCESSING APPARATUS AND PLASMA PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18101523 PRE-HEAT RINGS AND PROCESSING CHAMBERS INCLUDING BLACK QUARTZ, AND RELATED METHODS Final Rejection Applied Materials, Inc.
17975195 EPI OVERLAPPING DISK AND RING Final Rejection Applied Materials, Inc.
17919896 WAFER EDGE TEMPERATURE CORRECTION IN BATCH THERMAL PROCESS CHAMBER Final Rejection Applied Materials, Inc.
17204428 Pedestal Geometry for Fast Gas Exchange Non-Final OA Applied Materials, Inc.
18891772 SUBSTRATE PROCESSING APPARATUS, PROCESSING VESSEL, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Non-Final OA Kokusai Electric Corporation
18413805 SUBSTRATE TREATING APPARATUS AND FLUID SUPPLY UNIT Non-Final OA SEMES CO., LTD.

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Frequently Asked Questions

What is examiner Tiffany Z Nuckols's allowance rate?

45.7% of resolved applications examined by Tiffany Z Nuckols were allowed (633 resolved cases), compared with 43.3% across Art Unit 1712 over the last five years.

Does an interview help with examiner Tiffany Z Nuckols?

This examiner's interview lift is +40.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tiffany Z Nuckols take to allow a patent?

Applications allowed by Tiffany Z Nuckols took 1,547 days on average from filing to allowance.

Which art unit does examiner Tiffany Z Nuckols work in?

Tiffany Z Nuckols examines applications in Art Unit 1712 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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