Prosecution Insights
Last updated: October 26, 2026

Robert S Loewe, USPTO Patent Examiner

Listed by the USPTO as LOEWE, ROBERT S

Tech Center 2800 • Art Units: 1621 1763 1766 1767 1796 2893

This examiner grants 84% of resolved cases

Analysis

LOEWE, ROBERT S is assigned to Tech Center 2800 and Art Unit 1621. His profile includes 1746 resolved cases, an 83.8% allowance rate, and a median of 865 days to allowance. Interview lift is 3.8%, a positive but limited association compared with the overall allowance result.

The listed companies are Samsung Display Co., Ltd., Merck Patent GmbH, and UNIVERSAL DISPLAY Corporation. Womble Bond Dickinson US LLP, Bryan Cave Leighton Paisner LLP (DC), and CANTOR COLBURN LLP are the associated firms. The substantial record supports confidence in the directional trends, with the high allowance rate making claim presentation and efficient prosecution particularly important.

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

Performance Statistics

83.8%
Allow Rate
+15.8% vs TC avg
1,791
Total Applications
+3.8%
Interview Lift
865
Avg Prosecution Days
Based on 1746 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
29.8%
§102 Novelty
40.0%
§103 Obviousness
21.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18554432 ORGANIC MOLECULES FOR OPTOELECTRONIC DEVICES Non-Final OA Samsung Display Co., Ltd.
18471177 ORGANIC LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME Non-Final OA Samsung Display Co., LTD.
18468952 LIGHT-EMITTING DEVICE INCLUDING ORGANOMETALLIC COMPOUND, ELECTRONIC DEVICE INCLUDING LIGHT-EMITTING DEVICE, AND THE ORGANOMETALLIC COMPOUND Non-Final OA Samsung Display Co., Ltd.
18199839 ORGANIC COMPOUND, OPTOELECTRONIC DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE OPTOELECTRONIC DEVICE Final Rejection Samsung Display Co., Ltd.
18312457 LIGHT EMITTING ELEMENT AND AMINE COMPOUND FOR THE SAME Final Rejection Samsung Display Co., Ltd.
18164486 HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME Non-Final OA SAMSUNG DISPLAY CO., LTD.
18105481 AMINE-CONTAINING COMPOUND, LIGHT-EMITTING DEVICE INCLUDING THE SAME, ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE, AND ELECTRONIC DEVICE INCLUDING THE ELECTRONIC APPARATUS Non-Final OA Samsung Display Co., Ltd.
18095367 LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE Non-Final OA Samsung Display Co., Ltd.
18067098 METAL OXIDE COMPOSITION, LIGHT-EMITTING DEVICE USING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE Final Rejection Samsung Display Co., Ltd.
18145464 LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME Non-Final OA Merck Patent GmbH
18106786 Organic Compound, Light-Emitting Device, Display Device, Electronic Device, Light-Emitting Apparatus, and Lighting Device Final Rejection Semiconductor Energy Laboratory Co., Ltd.
18360257 PHOSPHOR, FLUORESCENT MEMBER, AND LIGHT EMITTING MODULE Non-Final OA KOITO MANUFACTURING CO., LTD.
18136492 ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE Non-Final OA SAMSUNG SDI CO., LTD.
18275390 ORGANIC LIGHT EMITTING DEVICE Non-Final OA LG CHEM, LTD.
18265894 COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME Final Rejection LG CHEM, LTD.
18038369 ORGANIC LIGHT EMITTING DEVICE Non-Final OA LG CHEM, LTD.
18024687 Light Emitting Device and Composition Final Rejection Sumitomo Chemical Company, Limited

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Frequently Asked Questions

What is examiner Robert S Loewe's allowance rate?

83.8% of resolved applications examined by Robert S Loewe were allowed (1,746 resolved cases), compared with 46.0% across Art Unit 1621 over the last five years.

Does an interview help with examiner Robert S Loewe?

This examiner's interview lift is +3.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Robert S Loewe take to allow a patent?

Applications allowed by Robert S Loewe took 865 days on average from filing to allowance.

Which art unit does examiner Robert S Loewe work in?

Robert S Loewe examines applications in Art Unit 1621 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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