Prosecution Insights
Last updated: October 27, 2026

William E Dondero, USPTO Patent Examiner

Listed by the USPTO as DONDERO, WILLIAM E

Tech Center 3900 • Art Units: 3619 3654 3992 3993

This examiner grants 74% of resolved cases

Analysis

William E. Dondero operates within Tech Center 3900 and Art Unit 3619, where he has managed 794 resolved cases. The allowance rate of 73.6% defines the probability of success for applicants in this docket. The median days to allowance of 929 provides a timeline expectation for those seeking a patent grant. This figure of 929 days is a key metric for practitioners to consider when managing client expectations for the total length of the prosecution process.

Practitioners may find value in conducting interviews, as the data shows an interview lift of 16.5%. This increase in the likelihood of allowance following an interview is a factor for firms like HAYES SOLOWAY P.C. and SUGHRUE MION, PLLC. Major applicants such as Meta Platforms Technologies LLC and Eagle Industry Co., Ltd. frequently appear in his docket. The 16.5% lift indicates that direct communication can be a strategy to move cases toward the 73.6% allowance rate. Given the 794 resolved cases, these statistics represent the established pattern of behavior in Art Unit 3619.

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

Performance Statistics

73.6%
Allow Rate
+13.6% vs TC avg
802
Total Applications
+16.5%
Interview Lift
929
Avg Prosecution Days
Based on 794 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
22.0%
§102 Novelty
40.8%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18744102 APPARATUS, SYSTEM, AND METHOD FOR CHARGING ARTIFICIAL-REALITY DISPLAYS Non-Final OA Meta Platforms Technologies, LLC

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Frequently Asked Questions

What is examiner William E Dondero's allowance rate?

73.6% of resolved applications examined by William E Dondero were allowed (794 resolved cases), compared with 68.4% across Art Unit 3619 over the last five years.

Does an interview help with examiner William E Dondero?

This examiner's interview lift is +16.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner William E Dondero take to allow a patent?

Applications allowed by William E Dondero took 929 days on average from filing to allowance.

Which art unit does examiner William E Dondero work in?

William E Dondero examines applications in Art Unit 3619 in Tech Center 3900.

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