Prosecution Insights
Last updated: October 25, 2026

Ruby Lucia Kauffman, USPTO Patent Examiner

Listed by the USPTO as KAUFFMAN, RUBY LUCIA

Tech Center 2800 • Art Units: 1787 2837 2871 2872

This examiner grants 81% of resolved cases

Analysis

Ruby Lucia Kauffman is assigned to tech center 2800 and art unit 1787, with 43 resolved cases. The allowance rate is 81.4%, and the median time to allowance is 1132 days. Interview lift is 29.6%, indicating a favorable interview association, although the relatively small resolved-case record warrants care in treating the pattern as predictive.

The listed companies are Leica Microsystems, Sidus Space Inc., and Earlysight SA. The listed firms are 2SPL Patent Attorneys, GREENBERG TRAURIG, LLP (BOS), and LIPPES MATHIAS LLP. Practitioners may consider interviews useful, while recognizing the limited volume behind the measured outcomes.

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

Performance Statistics

81.4%
Allow Rate
+13.4% vs TC avg
62
Total Applications
+29.6%
Interview Lift
1132
Avg Prosecution Days
Based on 43 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
22.2%
§102 Novelty
58.0%
§103 Obviousness
18.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18555263 Ophthalmic Microscope System and corresponding System, Method and Computer Program Non-Final OA Leica Instruments (Singapore) Pte. Ltd.
18742400 SYSTEM AND ASSOCIATED METHODS FOR A LIGHT FILTERING DEVICE Non-Final OA Sidus Space, Inc.
18861293 METHOD AND USE OF TRANSSCLERAL OPTICAL IMAGING FOR DETECTING A DISEASE Non-Final OA EarlySight SA
18663292 LIGHT FLUX CONTROLLING MEMBER, LIGHT EMITTING DEVICE, IRRADIATION DEVICE, STERILIZATION DEVICE Non-Final OA Enplas Corporation
18719938 METHOD AND SYSTEM FOR ASSESSING A CONDITION OF A PATIENT'S EYE Non-Final OA LIGHTX INNOVATIONS INC.
18039516 POLARIZATION STATE COMPENSATOR Final Rejection FACEBOOK REALITY LABS
18199644 INTERFEROMETERS HAVING AN AMPLIFIED PIEZOELECTRIC ACTUATOR AND SYSTEMS THEREOF Non-Final OA N-Sense, Inc.

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Frequently Asked Questions

What is examiner Ruby Lucia Kauffman's allowance rate?

81.4% of resolved applications examined by Ruby Lucia Kauffman were allowed (43 resolved cases), compared with 33.0% across Art Unit 1787 over the last five years.

Does an interview help with examiner Ruby Lucia Kauffman?

This examiner's interview lift is +29.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ruby Lucia Kauffman take to allow a patent?

Applications allowed by Ruby Lucia Kauffman took 1,132 days on average from filing to allowance.

Which art unit does examiner Ruby Lucia Kauffman work in?

Ruby Lucia Kauffman examines applications in Art Unit 1787 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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