Prosecution Insights
Last updated: October 27, 2026

Bryan R Muller, USPTO Patent Examiner

Listed by the USPTO as MULLER, BRYAN R

Tech Center 3700 • Art Units: 1774 3723 3727 3763 3799

This examiner grants 44% of resolved cases

Analysis

MULLER, BRYAN R works in Technology Center 3700 and Art Unit 1774. The profile covers 959 resolved cases, with an allowance rate of 43.7%. Median time to allowance is 1300 days, and interview lift is 31.0%. The large docket supports substantial historical review, while the figures show a lower observed allowance rate and a lengthy median path to allowance.

The listed companies are Omachron Intellectual Property Inc., LG Electronics Inc., and Beijing Roborock Technology Co., Ltd. The principal firms are SMART & BIGGAR LP, KED & ASSOCIATES, LLP, and Knobbe, Martens, Olson & Bear, LLP. Practitioners can examine these matters for claim scope and response strategies that addressed examination obstacles. The interview measure supports proactive examiner contact, particularly when paired with technically specific amendments and evidence designed to address the reasons for rejection.

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

Performance Statistics

43.7%
Allow Rate
-26.3% vs TC avg
1,009
Total Applications
+31.0%
Interview Lift
1300
Avg Prosecution Days
Based on 959 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
19.0%
§102 Novelty
47.0%
§103 Obviousness
30.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18715529 VACUUM CLEANER STATION, VACUUM CLEANER SYSTEM, AND CONTROL METHOD THEREFOR Non-Final OA LG Electronics Inc.
18577892 CLEANER STATION Final Rejection LG ELECTRONICS INC.
18574533 CLEANER STATION Non-Final OA LG ELECTRONICS INC.
17788927 CLEANING APPARATUS AND CONTROL METHOD THEREOF Non-Final OA LG ELECTRONICS INC.
18795568 DUST COLLECTING ATTACHMENT Non-Final OA MAKITA CORPORATION
18532086 CLEANER HEAD AND VACUUM CLEANER HAVING THE SAME Final Rejection Samsung Electronics Co., Ltd.
18622272 VACUUM PRE-SEPARATION DEVICE AND ACCESSORIES Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
17559311 Pipe Wrench Final Rejection Milwaukee Electric Tool Corporation
18759831 FLOOR CLEANING ROBOT AND CLEANING APPARATUS Non-Final OA SEIKO EPSON CORPORATION
18407887 Vacuum Cleaner and Cleaning Accessory for a Vacuum Cleaner Final Rejection Black & Decker, Inc.
18724745 SELF-CLEANING DUST COLLECTION BASE AND DUST COLLECTION SYSTEM Non-Final OA Beijing Roborock Technology Co., Ltd.
18569750 RECYCLING BIN AND CLEANING DEVICE Final Rejection BEIJING ROBOROCK TECHNOLOGY CO., LTD.
17232382 GEARBOX AND INTELLIGENT CLEANING APPARATUS Final Rejection Beijing Roborock Technology Co., Ltd.
19355394 HAND-HELD SURFACE CLEANING DEVICE Final Rejection SharkNinja Operating LLC
19317706 HAND VACUUM CLEANER Non-Final OA Omachron Intellectual Property Inc.
18954677 SURFCE CLEANING APPARATUS Non-Final OA Omachron Intellectual Property Inc.
18596585 CONFIGURATION OF A SURFACE CLEANING APPARATUS Final Rejection Omachron Intellectual Property Inc.
18537423 SURFACE CLEANING APPARATUS Final Rejection Omachron Intellectual Property Inc.
18311088 CONFIGURATION OF A SURFACE CLEANING APPARATUS Non-Final OA OMACHRON INTELLECTUAL PROPERTY INC.
18436220 FLOOR CLEANER Final Rejection Techtronic Floor Care Technology Limited
18578198 SURFACE CLEANER Final Rejection Techtronic Floor Care Technology Limited
18781313 MICROPLASTIC COLLECTION DEVICE UTILIZING CYCLONE Non-Final OA KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY
19009348 MULTI-PURPOSE PAINT CAN TOOL Non-Final OA Individual inventor

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Frequently Asked Questions

What is examiner Bryan R Muller's allowance rate?

43.7% of resolved applications examined by Bryan R Muller were allowed (959 resolved cases), compared with 58.5% across Art Unit 1774 over the last five years.

Does an interview help with examiner Bryan R Muller?

This examiner's interview lift is +31.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Bryan R Muller take to allow a patent?

Applications allowed by Bryan R Muller took 1,300 days on average from filing to allowance.

Which art unit does examiner Bryan R Muller work in?

Bryan R Muller examines applications in Art Unit 1774 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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