Prosecution Insights
Last updated: October 27, 2026

Cullen Lee Garrett Davidson IV, USPTO Patent Examiner

Listed by the USPTO as DAVIDSON IV, CULLEN LEE GARRETT

Tech Center 1700 • Art Units: 1746 1766 1767

This examiner grants 40% of resolved cases

Analysis

Cullen Lee Garrett Davidson IV is an examiner in Art Unit 1746 of Tech Center 1700. With 72 resolved cases, the examiner maintains an allowance rate of 40.3%. The median time to allowance is 1335 days, which provides a benchmark for the expected duration of prosecution. This 1335 days timeline suggests that applicants should prepare for a lengthy process to reach a final disposition in this art unit.

Direct engagement through interviews appears to be a highly effective strategy, as the data reflects an interview lift of 45.4%. This 45.4% lift is a significant increase, suggesting that verbal discussion can effectively resolve rejections that written responses might not address. Given the 40.3% baseline allowance rate, an interview may be a necessary component for securing a patent grant from this examiner.

Top companies appearing before this examiner include Hanwha Corporation, Canon Inc., and Panasonic Holdings Corporation. Legal representation is frequently provided by firms such as Harvest IP Law, LLP, WENDEROTH, LIND & PONACK L.L.P., and BUCHANAN, INGERSOLL & ROONEY PC. These entities have navigated the 72 resolved cases in Tech Center 1700. The 45.4% interview lift remains the most striking metric for practitioners developing a prosecution strategy.

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

Performance Statistics

40.3%
Allow Rate
-24.7% vs TC avg
121
Total Applications
+45.4%
Interview Lift
1335
Avg Prosecution Days
Based on 72 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
17.2%
§102 Novelty
60.2%
§103 Obviousness
10.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18177048 RESIN COMPOSITION, RESIN MOLDED ARTICLE, AND METHOD FOR PRODUCING RESIN MOLDED ARTICLE Final Rejection CANON KABUSHIKI KAISHA
18423886 PLANT FILLER-CONTAINING COMPOSITE RESIN COMPOSITION AND COMPOSITE RESIN MOLDED ARTICLE USING PLANT FILLER-CONTAINING COMPOSITE RESIN COMPOSITION Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18028612 RUBBER COMPOSITION, RUBBER COMPOSITION FOR TIRES, VULCANIZED RUBBER, RUBBER-METAL COMPOSITE, TIRE, INDUSTRIAL BELT, CRAWLER, AND HOSE Final Rejection BRIDGESTONE CORPORATION
18019189 BONDING DISSIMILAR MATERIALS USING RADIO FREQUENCY WAVE CURING Non-Final OA THE TEXAS A&M UNIVERSITY SYSTEM
17773443 POLYMER COMPOSITION WITH IMPROVED CRYSTALLIZATION SPEED, AND METHOD FOR PREPARING SAME Final Rejection HANWHA SOLUTIONS CORPORATION
18274034 POWDER DISPERSANT COMPOSITION FOR HYDRAULIC COMPOSITIONS Non-Final OA KAO CORPORATION
17634359 Resin Composition Final Rejection LG Chem, Ltd.
17629503 URETHANE ALLYL COMPOUND, MONOMER COMPOSITION, MOLDED BODY, COMPOSITION FOR DENTAL MATERIAL, AND DENTAL MATERIAL Final Rejection MITSUI CHEMICALS, INC.

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Who Appears Before This Examiner

Top companies before this examiner

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Frequently Asked Questions

What is examiner Cullen Lee Garrett Davidson IV's allowance rate?

40.3% of resolved applications examined by Cullen Lee Garrett Davidson IV were allowed (72 resolved cases), compared with 57.1% across Art Unit 1746 over the last five years.

Does an interview help with examiner Cullen Lee Garrett Davidson IV?

This examiner's interview lift is +45.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Cullen Lee Garrett Davidson IV take to allow a patent?

Applications allowed by Cullen Lee Garrett Davidson IV took 1,335 days on average from filing to allowance.

Which art unit does examiner Cullen Lee Garrett Davidson IV work in?

Cullen Lee Garrett Davidson IV examines applications in Art Unit 1746 in Tech Center 1700 (Chemistry & Materials).

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