Prosecution Insights
Last updated: October 27, 2026

Virginia Ruth Bieger, USPTO Patent Examiner

Listed by the USPTO as BIEGER, VIRGINIA RUTH

Tech Center 1700 • Art Units: 1747 1755

This examiner grants 43% of resolved cases

Analysis

BIEGER, VIRGINIA RUTH has 42 resolved cases in technology center 1700 and art unit 1747. The allowance rate is 42.9%, with a median of 1244 days to allowance.

Interview lift is 15.8%, indicating a positive association with allowance. The listed companies are Nicoventures Trading Limited, Philip Morris International Inc., and Imperial Tobacco Limited. The listed firms include MERCHANT & GOULD P.C. - BAT, OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., and WOMBLE BOND DICKINSON (US) LLP. The limited case volume warrants caution when using the record to forecast outcomes.

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

Performance Statistics

42.9%
Allow Rate
-22.1% vs TC avg
78
Total Applications
+15.8%
Interview Lift
1244
Avg Prosecution Days
Based on 42 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
16.3%
§102 Novelty
75.6%
§103 Obviousness
3.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18579670 AEROSOL GENERATING COMPOSITIONS Non-Final OA Nicoventures Trading Limited
18562378 A CONSUMABLE FOR USE WITH AN AEROSOL PROVISION DEVICE Final Rejection NICOVENTURES TRADING LIMITED
18245178 AEROSOL GENERATOR FOR AN ELECTRONIC AEROSOL PROVISION SYSTEM Non-Final OA Nicoventures Trading Limited
17792728 SUSCEPTOR FOR A CONSUMABLE USED WITH A NON-COMBUSTIBLE AEROSOL PROVISION DEVICE Final Rejection Nicoventures Trading Limited
17785950 COMPONENT FOR USE IN AN AEROSOL PROVISION SYSTEM Final Rejection Nicoventures Trading Limited
17842246 POUCHED PRODUCT COMPRISING DISSOLVABLE COMPOSITION Non-Final OA NICOVENTURES TRADING LIMITED
17780209 CONSUMABLE COMPRISING TWO DIFFERENT AEROSOL-GENERATING MATERIALS FOR NON-COMBUSTIBLE AEROSOL PROVISION DEVICE Non-Final OA NICOVENTURES TRADING LIMITED
17596298 AEROSOL PROVISION DEVICE Non-Final OA NICOVENTURES TRADING LIMITED
18713911 AEROSOL-GENERATING ARTICLE COMPRISING HOLLOW TUBULAR SUBSTRATE ELEMENT WITH SEALING ELEMENT Non-Final OA Philip Morris Products S.A.
18701950 AEROSOL-GENERATING ARTICLE WITH PHOTOLUMINESCENT TAGGANT Non-Final OA Philip Morris Products S.A.
18575989 AEROSOL-FORMING SUBSTRATE WITH IMPROVED THERMAL CONDUCTIVITY Non-Final OA Philip Morris Products S.A.
18247787 AEROSOL-GENERATING ARTICLE WITH UPSTREAM SECTION, HOLLOW TUBULAR ELEMENT AND MOUTHPIECE ELEMENT Non-Final OA Philip Morris Products S.A.
17299996 AN ATOMISER AND AN AEROSOL-GENERATING SYSTEM COMPRISING AN ATOMISER Non-Final OA Philip Morris Products S.A.
18579672 VAPORIZER AND AEROSOL GENERATING DEVICE INCLUDING THE SAME Non-Final OA KT&G CORPORATION
17915312 AEROSOL GENERATING ARTICLE INCLUDING POROUS TOBACCO SOLID AND METHOD OF MANUFACTURING POROUS TOBACCO SOLID Non-Final OA KT&G CORPORATION
18692279 A SMOKING SUBSTITUTE DEVICE Non-Final OA Imperial Tobacco Limited
17696467 SMOKING SUBSTITUTE APPARATUS Final Rejection Imperial Tobacco Limited
17243074 SMOKING SUBSTITUTE CONSUMABLE Non-Final OA Imperial Tobacco Limited

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Frequently Asked Questions

What is examiner Virginia Ruth Bieger's allowance rate?

42.9% of resolved applications examined by Virginia Ruth Bieger were allowed (42 resolved cases), compared with 38.3% across Art Unit 1747 over the last five years.

Does an interview help with examiner Virginia Ruth Bieger?

This examiner's interview lift is +15.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Virginia Ruth Bieger take to allow a patent?

Applications allowed by Virginia Ruth Bieger took 1,244 days on average from filing to allowance.

Which art unit does examiner Virginia Ruth Bieger work in?

Virginia Ruth Bieger examines applications in Art Unit 1747 in Tech Center 1700 (Chemistry & Materials).

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