Prosecution Insights
Last updated: October 26, 2026

Waqaas A Ali, USPTO Patent Examiner

Listed by the USPTO as ALI, WAQAAS A

Tech Center 3700 • Art Units: 1772 1774 1777 1798 3781

This examiner grants 81% of resolved cases

Analysis

Waqaas A. Ali has resolved 557 cases in Art Unit 1772 within Tech Center 3700. The allowance rate is 81.1 percent. The median days to allowance is 952, indicating a favorable environment with a standard timeline for patent issuance.

An interview lift of 17.8 percent indicates that interviews are a beneficial strategy for applicants to further improve the 81.1 percent baseline. Toray Industries Inc., Entegris Inc., and Cummins Inc. are the top companies frequently appearing before this examiner. The 952 median days to allowance is a key metric for these entities.

Dickinson Wright PLLC - Washington DC, IP GROUP OF DLA PIPER LLP (US), and BENESCH, FRIEDLANDER, COPLAN & ARONOFF LLP are top firms in this art unit. The 17.8 percent interview lift should be utilized to resolve any outstanding issues. This analysis of 557 cases shows a consistent pattern of high allowance and predictable pendency.

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

Performance Statistics

81.1%
Allow Rate
+11.1% vs TC avg
580
Total Applications
+17.8%
Interview Lift
952
Avg Prosecution Days
Based on 557 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
29.3%
§102 Novelty
44.7%
§103 Obviousness
16.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18567966 METHOD FOR OPERATING MEMBRANE-SEPARATION ACTIVATED SLUDGE TREATMENT DEVICE, AND MEMBRANE-SEPARATION ACTIVATED SLUDGE TREATMENT DEVICE Non-Final OA Toray Industries, Inc.
18285500 BLOOD TREATMENT MATERIAL Final Rejection Toray Industries, Inc.
18852257 HOLLOW FIBER MEMBRANE, HOLLOW FIBER MEMBRANE STACK, AND FILTRATION MODULE Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18434309 SEALING SYSTEMS AND METHODS FOR A FILTRATION SYSTEM Non-Final OA CUMMINS FILTRATION INC.

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Waqaas A Ali's allowance rate?

81.1% of resolved applications examined by Waqaas A Ali were allowed (557 resolved cases), compared with 59.5% across Art Unit 1772 over the last five years.

Does an interview help with examiner Waqaas A Ali?

This examiner's interview lift is +17.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Waqaas A Ali take to allow a patent?

Applications allowed by Waqaas A Ali took 952 days on average from filing to allowance.

Which art unit does examiner Waqaas A Ali work in?

Waqaas A Ali examines applications in Art Unit 1772 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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