Prosecution Insights
Last updated: October 27, 2026

Blaine G Doletski, USPTO Patent Examiner

Listed by the USPTO as DOLETSKI, BLAINE G

Tech Center 1700 • Art Units: 1621 1622 1654 1671 1672 1692 1793

This examiner grants 75% of resolved cases

Analysis

DOLETSKI, BLAINE G works in tech center 1700 and art unit 1621. The profile includes 562 resolved cases, a 75.1% allowance rate, and a median of 766 days to allowance. The 9.0% interview lift is modest, suggesting that applicant interviews may supplement, rather than replace, careful claim drafting and written argument.

The leading companies are AbbVie Inc., Align Technology Inc., and BASF SE. The leading firms are DILWORTH IP, LLC, DORITY & MANNING, P.A., and Erise IP, P.A. Practitioners can use the profile to assess likely prosecution pace and to identify firms and applicants with recurring activity in this art unit.

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

Performance Statistics

75.1%
Allow Rate
+10.1% vs TC avg
591
Total Applications
+9.0%
Interview Lift
766
Avg Prosecution Days
Based on 562 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
13.9%
§102 Novelty
42.7%
§103 Obviousness
27.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18686409 PROCESS OF MAKING APOPTOSIS-INDUCING AGENTS Non-Final OA AbbVie Inc.
18585934 RECOVERY OF MONOMERIC AND OLIGOMERIC BUILDING BLOCKS FROM POLYMERIC MATERIALS Non-Final OA Align Technology, Inc.
17921997 METHOD FOR BREAKING DOWN MICHAEL ADDUCTS CONTAINED IN A FLUID F AND FORMED DURING THE PREPARATION OF ACRYLIC ACID Non-Final OA BASF SE
18727107 METHOD FOR PRODUCING TEREPHTHALIC ACID AND TEREPHTHALIC ACID PRODUCED THEREFROM Final Rejection SK CHEMICALS CO., LTD.
18575878 HYDROGENATION OF AROMATIC AMINES FROM PU DECOMPOSITION PROCESSES Final Rejection Evonik Operations GmbH
18442238 METHOD OF PREPARING GLUCARIC ACID FROM GLUCOSE USING NITROXIDE RADICAL-MEDIATED ORGANOCATALYST AND METHOD OF SEPARATING GLUCARIC ACID Non-Final OA SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
18052270 RECYCLED CONTENT TRIACETIN Non-Final OA Eastman Chemical Company
18441891 HYDROTHERMAL REFINING PROCESS Non-Final OA Applied Research Associates, Inc.

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Frequently Asked Questions

What is examiner Blaine G Doletski's allowance rate?

75.1% of resolved applications examined by Blaine G Doletski were allowed (562 resolved cases), compared with 46.0% across Art Unit 1621 over the last five years.

Does an interview help with examiner Blaine G Doletski?

This examiner's interview lift is +9.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Blaine G Doletski take to allow a patent?

Applications allowed by Blaine G Doletski took 766 days on average from filing to allowance.

Which art unit does examiner Blaine G Doletski work in?

Blaine G Doletski examines applications in Art Unit 1621 in Tech Center 1700 (Chemistry & Materials).

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