Prosecution Insights
Last updated: October 26, 2026

Elizabeth A Collister, USPTO Patent Examiner

Listed by the USPTO as COLLISTER, ELIZABETH A

Tech Center 1700 • Art Units: 1738 1742 1784 1788

This examiner grants 82% of resolved cases

Performance Statistics

81.7%
Allow Rate
+16.7% vs TC avg
407
Total Applications
+14.1%
Interview Lift
996
Avg Prosecution Days
Based on 377 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
20.2%
§102 Novelty
51.5%
§103 Obviousness
19.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19003785 ELASTOMER COMPONENTS AND APPARATUSES AND METHODS COMPRISING ELASTOMER COMPONENTS Non-Final OA The Boeing Company
18881120 LIGHT WEIGHT SUBSTRATE WITH GLASS BUBBLE SKELETON HAVING MIXED POROSITY FOR CARBON CAPTURE AND METHOD OF MAKING Final Rejection CORNING INCORPORATED
18528989 COMPRESSOR INNER AIR SEAL AND METHOD OF MAKING Non-Final OA RTX Corporation
19022059 ORGANIC SOLID CRYSTALS WITH ENHANCED ADHESION Non-Final OA Meta Platforms Technologies, LLC

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Frequently Asked Questions

What is examiner Elizabeth A Collister's allowance rate?

81.7% of resolved applications examined by Elizabeth A Collister were allowed (377 resolved cases), compared with 72.5% across Art Unit 1738 over the last five years.

Does an interview help with examiner Elizabeth A Collister?

This examiner's interview lift is +14.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Elizabeth A Collister take to allow a patent?

Applications allowed by Elizabeth A Collister took 996 days on average from filing to allowance.

Which art unit does examiner Elizabeth A Collister work in?

Elizabeth A Collister examines applications in Art Unit 1738 in Tech Center 1700 (Chemistry & Materials).

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