Prosecution Insights
Last updated: October 26, 2026

Alexander A Mercado, USPTO Patent Examiner

Listed by the USPTO as MERCADO, ALEXANDER A

Tech Center 2800 • Art Units: 2855 2856

This examiner grants 69% of resolved cases

Analysis

MERCADO, ALEXANDER A works in Tech Center 2800 and Art Unit 2855. The profile contains 620 resolved cases, with an allowance rate of 69.4% and a median time to allowance of 1073 days. The interview lift is 19.7%, supporting consideration of interviews as part of a broader prosecution response. The timing measure also supports planning for continued examination effort and careful sequencing of amendments.

The listed companies are Philip Morris International Inc., Kabushiki Kaisha Toshiba, and Petróleo Brasileiro S.A. - Petrobras. The listed firms are OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., CARLSON, GASKEY & OLDS, P.C., and COCHRAN FREUND & YOUNG LLC. These entities can guide searches for related matters and help counsel identify arguments suited to the technologies represented in the record.

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

Performance Statistics

69.4%
Allow Rate
+1.4% vs TC avg
655
Total Applications
+19.7%
Interview Lift
1073
Avg Prosecution Days
Based on 620 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
13.7%
§102 Novelty
47.7%
§103 Obviousness
32.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18618733 MULTI-AXIS CENTRIFUGE AND SYSTEMS AND METHODS OF TESTING A VEHICLE FIXTURE Non-Final OA Honda Motor Co., Ltd.
18699668 SENSOR CHIP Non-Final OA Beijing BOE Technology Development Co., Ltd.
18114948 APPARATUS FOR STUDYING GLOBAL EFFECTS OF LOCALLY NONCHAOTIC ELEMENTS Non-Final OA The Regents of the University of California
18670203 ADAPTER FOR PROBE PURGE AND COOLING Non-Final OA RTX Corporation
18706123 TESTING ARTICLE FOR USE IN AN AEROSOL-GENERATING DEVICE Non-Final OA Philip Morris Products S.A.
18701266 METHOD OF TESTING AIR LEAKAGE Non-Final OA Philip Morris Products S.A.
19201232 Fluid Sample Collection Container With Removable Tube Holder Final Rejection Becton, Dickinson and Company

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Frequently Asked Questions

What is examiner Alexander A Mercado's allowance rate?

69.4% of resolved applications examined by Alexander A Mercado were allowed (620 resolved cases), compared with 76.8% across Art Unit 2855 over the last five years.

Does an interview help with examiner Alexander A Mercado?

This examiner's interview lift is +19.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Alexander A Mercado take to allow a patent?

Applications allowed by Alexander A Mercado took 1,073 days on average from filing to allowance.

Which art unit does examiner Alexander A Mercado work in?

Alexander A Mercado examines applications in Art Unit 2855 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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