Prosecution Insights
Last updated: October 26, 2026

Sara Elizabeth Bell, USPTO Patent Examiner

Listed by the USPTO as BELL, SARA ELIZABETH

Tech Center 1600 • Art Units: 1621 1625

This examiner grants 69% of resolved cases

Analysis

BELL, Sara Elizabeth has resolved 64 cases in Tech Center 1600 and records a 68.8% allowance rate. The 38.2% interview lift indicates that interviews may be especially useful for improving prosecution outcomes. The median time to allowance is 1356 days, so counsel should prepare for a prolonged timeline while using interviews to clarify the key patentability issues.

Novartis AG, Bristol-Myers Squibb Company, and Mindset Pharma Inc. are the leading companies. Barnes & Thornburg LLP (IN), MORRISON & FOERSTER LLP, and Acuity Law Group, P.C. are the leading firms. Applications in art unit 1621 may benefit from detailed technical preparation and prompt written follow-up.

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

Performance Statistics

68.8%
Allow Rate
+8.8% vs TC avg
113
Total Applications
+38.2%
Interview Lift
1356
Avg Prosecution Days
Based on 64 resolved cases, 2023–2026

Rejection Statute Breakdown

4.2%
§101 Eligibility
25.2%
§102 Novelty
22.8%
§103 Obviousness
32.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18286185 TREATMENT METHODS AND COMPOSITIONS COMPRISING PERAMPANEL Final Rejection The Johns Hopkins University
18294129 METHOD OF TREATING POSTTRAUMATIC STRESS DISORDER Non-Final OA Jazz Pharmaceuticals Ireland Limited

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Frequently Asked Questions

What is examiner Sara Elizabeth Bell's allowance rate?

68.8% of resolved applications examined by Sara Elizabeth Bell were allowed (64 resolved cases), compared with 46.0% across Art Unit 1621 over the last five years.

Does an interview help with examiner Sara Elizabeth Bell?

This examiner's interview lift is +38.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sara Elizabeth Bell take to allow a patent?

Applications allowed by Sara Elizabeth Bell took 1,356 days on average from filing to allowance.

Which art unit does examiner Sara Elizabeth Bell work in?

Sara Elizabeth Bell examines applications in Art Unit 1621 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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