Prosecution Insights
Last updated: October 26, 2026

Thor S Campbell, USPTO Patent Examiner

Listed by the USPTO as CAMPBELL, THOR S

Tech Center 3700 • Art Units: 1747 1792 1793 3742 3761 3762

This examiner grants 75% of resolved cases

Analysis

CAMPBELL, THOR S handles art unit 1747 in tech center 3700. The profile includes 1315 resolved cases, a 75.1% allowance rate, and a 1.0% interview lift. The median days to allowance are 1064.

The listed companies are Pura Scents Inc., R.J. Reynolds Tobacco Company, and Electrolux Appliances AB. The listed firms are VLP Law Group LLP, Chrisman Gallo Tochtrop LLC, and Knobbe, Martens, Olson & Bear, LLP. The substantial case volume and favorable allowance rate make written claim strategy central to planning. The limited interview lift suggests that interviews may have a supporting rather than decisive role.

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

Performance Statistics

75.1%
Allow Rate
+5.1% vs TC avg
1,364
Total Applications
+1.0%
Interview Lift
1064
Avg Prosecution Days
Based on 1315 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
30.7%
§102 Novelty
47.5%
§103 Obviousness
13.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18384848 LASER SEALING METHODS WITH VARYING LASER PROFILES FOR CLOSING VENTHOLES OF MICROMECHANICAL DEVICES Non-Final OA Robert Bosch GmbH
17911287 Aerosol Generation Device with Non-Visible Illumination Unit Non-Final OA JT International SA
18006466 APPARATUS AND PROCESS FOR ROASTING AND DISCHARGING COFFEE BEANS Final Rejection SOCIETE DES PRODUITS NESTLE S.A.
18591698 HEATER AND WICK ASSEMBLY FOR AN AEROSOL GENERATING SYSTEM Non-Final OA Altria Client Services LLC

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Frequently Asked Questions

What is examiner Thor S Campbell's allowance rate?

75.1% of resolved applications examined by Thor S Campbell were allowed (1,315 resolved cases), compared with 38.3% across Art Unit 1747 over the last five years.

Does an interview help with examiner Thor S Campbell?

This examiner's interview lift is +1.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Thor S Campbell take to allow a patent?

Applications allowed by Thor S Campbell took 1,064 days on average from filing to allowance.

Which art unit does examiner Thor S Campbell work in?

Thor S Campbell examines applications in Art Unit 1747 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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