Prosecution Insights
Last updated: October 02, 2026

Examiner: GRAY, LINDA LAMEY

Tech Center 3900 • Art Units: 1700 1745 1791 3991

This examiner grants 83% of resolved cases

Analysis

Linda Lamey Gray is an examiner in Tech Center 3900, working in Art Unit 1700. She has resolved 807 cases, which provides a solid foundation for analyzing her examination style. The allowance rate for this examiner is 82.8%, indicating a very favorable environment for applicants. Furthermore, the 16.9% interview lift is a strong indicator that direct engagement is an effective strategy for securing an allowance.

The median days to allowance for cases under her review is 935. This 935-day timeline is an important metric for managing expectations regarding the duration of the prosecution process in Art Unit 1700. The 16.9% interview lift is a significant factor, as it shows that interviews can provide a meaningful boost to the already high 82.8% allowance rate. With 807 resolved cases, the examiner's metrics are well-defined and offer a clear guide for practitioners.

In Tech Center 3900, the 82.8% allowance rate and 935-day median pendency suggest an efficient and generally positive experience for patent applicants. Practitioners should consider the 16.9% interview lift as a key strategic tool. By leveraging these metrics, applicants can better navigate the specific requirements and tendencies of Examiner Gray.

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

Performance Statistics

82.8%
Allow Rate
+22.8% vs TC avg
828
Total Applications
+16.9%
Interview Lift
935
Avg Prosecution Days
Based on 809 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
20.6%
§102 Novelty
37.2%
§103 Obviousness
36.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18290733 AEROSOL PROVISION SYSTEM Final Rejection Nicoventures Trading Limited
18568955 DEVICE WITH CHARGING PADS Non-Final OA Nicoventures Trading Limited
18568636 AEROSOL PROVISION SYSTEMS Non-Final OA NICOVENTURES TRADING LIMITED
18480639 COMPRESSIBLE ROD FOR AN AEROSOL-GENERATING DEVICE Non-Final OA Altria Client Services LLC
18711712 AEROSOL-GENERATING ARTICLE HAVING WRAPPER COMPRISING AN ADHESIVE Non-Final OA Philip Morris Products S.A.
18700968 CLEANING TOOL FOR AEROSOL-GENERATING DEVICE Non-Final OA PHILIP MORRIS PRODUCTS S.A.
18686046 AEROSOL-GENERATING ARTICLE COMPRISING A PLURALITY OF PORTIONS OF AEROSOL-GENERATING SUBSTRATE Non-Final OA Philip Morris Products S.A.
18686205 AEROSOL GENERATING DEVICE WITH HEATING Final Rejection Philip Morris Products S.A.
18483928 TOBACCO-FLAVORED LIQUID MANUFACTURING METHOD, TOBACCO-FLAVORED LIQUID, AND FLAVOR INHALER Non-Final OA Japan Tobacco Inc.
18293634 Aerosol Generation Device Comprising a Gas Sensor and Associated Aerosol Generation Assembly Final Rejection JT International SA
18569457 Aerosol Generating Device with a Vacuum Insulator Non-Final OA JT International SA
18665025 SMOKING ARTICLE INCLUDING CIGAR EXPANDED CUT TOBACCO AND METHOD OF MANUFACTURING THE SAME Non-Final OA KT&G CORPORATION
18698286 AEROSOL GENERATING DEVICE Non-Final OA KT&G CORPORATION
18568644 AEROSOL GENERATING DEVICE INCLUDING DRIVING CIRCUIT FOR COMPENSATING CAPACITANCE OF VIBRATOR Non-Final OA KT&G CORPORATION
18698361 ATOMIZER AND ATOMIZATION APPARATUS Non-Final OA SHENZHEN WOODY VAPES TECHNOLOGY CO., LTD.
18344881 VAPORIZATION CORE FOR E-CIGARETTE, CARTRIDGE FOR E-CIGARETTE, AND E-CIGARETTE Final Rejection BYD PRECISION MANUFACTURE CO., LTD.
18288474 FILTER SEGMENT, AEROSOL-GENERATING ARTICLE, AND SYSTEM COMPRISING SAME Non-Final OA KT & G CORPORATION

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