Prosecution Insights
Last updated: October 26, 2026

Hwei-Siu C Payer, USPTO Patent Examiner

Listed by the USPTO as PAYER, HWEI-SIU C

Tech Center 3700 • Art Units: 3724 3799

This examiner grants 74% of resolved cases

Analysis

Payer, Hwei-Siu C is assigned to Tech Center 3700 and Art Unit 3724, with 1475 resolved cases. The allowance rate is 74.0%, the interview lift is 29.7%, and the median time to allowance is 883 days. The allowance measure is higher than the interview measure, while the positive lift indicates that interviews may still contribute meaningfully to prosecution outcomes.

The listed companies are The Gillette Company LLC, Stanley Black & Decker Inc., and MILWAUKEE ELECTRIC TOOL Corporation. The leading firms are THE WEBB LAW FIRM, P.C., Muncy, Geissler, Olds & Lowe, P.C., and STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C. The substantial case volume supports using this profile for structured preparation and targeted interview planning.

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

Performance Statistics

74.0%
Allow Rate
+4.0% vs TC avg
1,516
Total Applications
+29.7%
Interview Lift
883
Avg Prosecution Days
Based on 1475 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
20.6%
§102 Novelty
37.9%
§103 Obviousness
34.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18829892 BLADE FOR RECIPROCATING SAW AND RECIPROCATING SAW Non-Final OA MAKITA CORPORATION
18927069 Bolt Cutter Final Rejection Milwaukee Electric Tool Corporation
18563267 POWER TOOL Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
18141930 HANDHELD BATTERY POWERED CHAINSAW Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18920149 Tool, Machine Tool System, and Method of Operating the Tool Non-Final OA Robert Bosch GmbH
18612464 CHAINSAW AND DRIVE SYSTEM THEREFOR Final Rejection Techtronic Cordless GP
19133774 REDUCING VIBRATION-INDUCED SOUND IN A HAIR-CUTTING UNIT FOR A ROTARY ELECTRIC SHAVER Non-Final OA KONINKLIJKE PHILIPS N.V.
18939943 RAZORS AND RAZOR CARTRIDGES Final Rejection The Gillette Company LLC
18406743 HAIR REMOVAL DEVICE Final Rejection The Gillette Company LLC
18366359 SHAVING RAZOR Non-Final OA The Gillette Company LLC

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Frequently Asked Questions

What is examiner Hwei-Siu C Payer's allowance rate?

74.0% of resolved applications examined by Hwei-Siu C Payer were allowed (1,475 resolved cases), compared with 47.4% across Art Unit 3724 over the last five years.

Does an interview help with examiner Hwei-Siu C Payer?

This examiner's interview lift is +29.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Hwei-Siu C Payer take to allow a patent?

Applications allowed by Hwei-Siu C Payer took 883 days on average from filing to allowance.

Which art unit does examiner Hwei-Siu C Payer work in?

Hwei-Siu C Payer examines applications in Art Unit 3724 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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