Prosecution Insights
Last updated: October 04, 2026

Boardman & Clark LLP

Technology areas: Chemistry & Materials • Transportation, E-Commerce & Mechanical Systems

18 pending office actions • 9 clients • 18 examiners • 13 art units • 0 of 18 (0%) have an AI response strategy ready

Analysis

Boardman & Clark LLP focuses on Chemistry & Materials, with a total of 1418 career applications. The firm maintains a resolved allowance rate of 90.19 percent, demonstrating its effectiveness in securing patent grants. There are currently 15 pending office actions being addressed by the firm relative to its 1418 career applications.

The prosecution cycle at the firm averages 3.15 office actions per allowance. This 3.15 figure indicates a detailed engagement with patent examiners, which is common in the Chemistry & Materials sector. For practitioners, the 1418 career applications and the 90.19 percent resolved allowance rate provide a clear picture of the firm's long-term performance. The 15 pending office actions and the 3.15 office actions per allowance metric further illustrate the firm's active workload and its typical path to achieving an allowance. These data points together highlight a firm with a consistent and reliable prosecution history.

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

Quality Metrics (n=1418 apps, methodology: how we score firms)

90.2%
Allowance Rate
n=1418
+0.59σ
Allowance Rate (norm)
n=1418
3.2
OAs to Allowance
n=910
-0.34σ
OAs to Allow (norm)
n=910
1061 days
Time to Allowance
n=910
+4.2pp
Interview Lift
n=1418
22.5%
RCE Rate
n=1418
1.8%
Appeal Rate
n=1418

Rejection Performance (% of received rejections ultimately overcome)

88.7%
§101 Overcome
n=53
85.6%
§102 Overcome
n=348
85.5%
§103 Overcome
n=516
85.9%
§112 Overcome
n=389

Specialization & Scale

H01M, Y02E, B60L
Top CPC Subclasses
31%
Top-3 CPC Share
n=1418
4
Practitioners
n=1418
354.5
Apps / Practitioner
n=1418

Portfolio Summary

18
Total Pending OAs
15
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
1
Due this week
1
Due this month
0
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 4 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 7 days (1)Due ≤ 30 days (1)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

11
Hard (61%)
5
Medium (28%)
2
Easy (11%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (6%)
§103 only4 (22%)
§112 only1 (6%)
Double-patenting only1 (6%)
Double-patenting + other1 (6%)
Multi-statute (no §101)10 (56%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

6
Life Sciences
33% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
7
Mechanical / Eng
39% of docket
5
Business / Other
28% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

180 h
Manual time on pending OAs
36 h
Time saved (low, 20%)
63 h
Time saved (mid, 35%)
1.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
BARFIELD, ANTHONY DERRELL 1 80.1% +13.9%
CHEUNG, MARY DA ZHI WANG 1 83.0% +12.9%
LEE, JUSTIN S 1 74.6% +25.6%
MCGOWAN, JAMIE LOUISE 1 73.5% +16.2%
TOLEDO-DURAN, EDWIN J 1 70.1% +32.2%
WHITE, RODNEY BARNETT 1 82.5% +17.8%
SULLENS, TAVIA L 1 50.0% +46.6%
GAY, JENNIFER HAWKINS 1 85.1% +8.6%
WANG, EUGENIA 1 54.4% +34.8%
NGUYEN, HUY TRAM 1 79.3% +6.6%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
19191725 DOUBLE ANGLE BACK SUPPORT ADJUSTMENT BARFIELD, ANTHONY DERRELL —
19183390 SYSTEM AND METHOD FOR BATTERY SELECTION CHEUNG, MARY DA ZHI WANG —

Hard Cases (11)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18713423 A METHOD OF LINING A BOREHOLE, A SYSTEM AND COMPONENTS OF SAME GAY, JENNIFER HAWKINS 29d overdue
17722467 THERMAL EPOXY AND POSITIONING OF ELECTROCHEMICAL CELLS ZHANG, HAIXIA 6d
17385437 TIP & ASSEMBLY FOR THERMAL EXTRACTION DEVICE NGUYEN, SONNY V 23d
19053772 METHOD AND SYSTEM FOR PREDICTING ENGINE-START PERFORMANCE OF AN ELECTRICAL ENERGY STORAGE SYSTEM LEE, JUSTIN S —
18932016 ADJUSTABLE HAND SHOVEL GUIDE MCGOWAN, JAMIE LOUISE —
18821935 CHAIR HAVING INTERCHANGEABLE DECORATIVE FEATURE WHITE, RODNEY BARNETT —
18791600 ACCUMULATOR ASSEMBLY, REFRIGERATION SYSTEM HAVING AN ACCUMULATOR ASSEMBLY, AND METHOD OF LIMITING ACCUMILATION OF COMPRESSOR OIL IN SAME SULLENS, TAVIA L —
18432345 Stopper for Closing and Sealing an Opening in a Housing of An Energy Storage System and Energy Storage System HANYON, SAMANTHA LEE —

Interview Candidates (8)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18604333 ABSORBENT GLASS MAT BATTERY WANG, EUGENIA 1d overdue
19191725 DOUBLE ANGLE BACK SUPPORT ADJUSTMENT BARFIELD, ANTHONY DERRELL —
19183390 SYSTEM AND METHOD FOR BATTERY SELECTION CHEUNG, MARY DA ZHI WANG —
19053772 METHOD AND SYSTEM FOR PREDICTING ENGINE-START PERFORMANCE OF AN ELECTRICAL ENERGY STORAGE SYSTEM LEE, JUSTIN S —
18932016 ADJUSTABLE HAND SHOVEL GUIDE MCGOWAN, JAMIE LOUISE —
18860437 A METHOD OF INSTALLING A CABLE BOLT, A SYSTEM AND COMPONENTS OF SAME TOLEDO-DURAN, EDWIN J —
18821935 CHAIR HAVING INTERCHANGEABLE DECORATIVE FEATURE WHITE, RODNEY BARNETT —
18791600 ACCUMULATOR ASSEMBLY, REFRIGERATION SYSTEM HAVING AN ACCUMULATOR ASSEMBLY, AND METHOD OF LIMITING ACCUMILATION OF COMPRESSOR OIL IN SAME SULLENS, TAVIA L —

Client Portfolio (9 clients)

Top Art Units

Art UnitApps
36651
36681
36781
36361
37631
36191
17591
17741
17281
17511

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19191725 DOUBLE ANGLE BACK SUPPORT ADJUSTMENT Anthro Form, LLC BARFIELD, ANTHONY DERRELL §103Other Non-Final OA — Pending Apr 28, 2025
19183390 SYSTEM AND METHOD FOR BATTERY SELECTION Cps Technology Holdings LLC CHEUNG, MARY DA ZHI WANG 3665 §103§112DP Non-Final OA — Pending Apr 18, 2025
19053772 METHOD AND SYSTEM FOR PREDICTING ENGINE-START PERFORMANCE OF AN ELECTRICAL ENERGY STORAGE SYSTEM Clarios Advanced Solutions GmbH LEE, JUSTIN S 3668 §101§103Other Non-Final OA — Pending Feb 14, 2025
18932016 ADJUSTABLE HAND SHOVEL GUIDE Bds Consulting, LLC MCGOWAN, JAMIE LOUISE §102§103§112Other Non-Final OA — Pending Oct 30, 2024
18860437 A METHOD OF INSTALLING A CABLE BOLT, A SYSTEM AND COMPONENTS OF SAME Minova International Limited TOLEDO-DURAN, EDWIN J 3678 §103 Final Rejection — Pending Oct 25, 2024
18821935 CHAIR HAVING INTERCHANGEABLE DECORATIVE FEATURE Anthro Form, LLC WHITE, RODNEY BARNETT 3636 §102§103 Final Rejection — Pending Aug 30, 2024
18791600 ACCUMULATOR ASSEMBLY, REFRIGERATION SYSTEM HAVING AN ACCUMULATOR ASSEMBLY, AND METHOD OF LIMITING ACCUMILATION OF COMPRESSOR OIL IN SAME Sub-Zero Group, Inc. SULLENS, TAVIA L 3763 §102§103§112 Non-Final OA — Pending Aug 01, 2024
18713423 A METHOD OF LINING A BOREHOLE, A SYSTEM AND COMPONENTS OF SAME Minova International Limited GAY, JENNIFER HAWKINS 3619 §102§103§112 Non-Final OA 29d overdue Pending May 24, 2024
18604333 ABSORBENT GLASS MAT BATTERY Clarios Germany GmbH & Co. Kg WANG, EUGENIA 1759 §103 Non-Final OA 1d overdue Pending Mar 13, 2024
18587852 SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT OF A LEACHING MIXTURE WHEN RECYCLING LEAD FROM SPENT LEAD-ACID BATTERIES Cps Technology Holdings LLC NGUYEN, HUY TRAM 1774 DP Non-Final OA — Pending Feb 26, 2024
18432345 Stopper for Closing and Sealing an Opening in a Housing of An Energy Storage System and Energy Storage System Clarios Germany GmbH & Co. Kg HANYON, SAMANTHA LEE §102§103 Non-Final OA — Pending Feb 05, 2024
18561882 BATTERY CONNECTOR AND BATTERY COVER Clarios Germany GmbH & Co. Kg GONZALEZ RAMOS, MAYLA §102§103 Non-Final OA — Pending Nov 17, 2023
18282459 INDUCTION HEATER MODULE AND ADJUSTMENT DEVICE FOR INDUCTION HEATING Dynatec LLC NORTON, JOHN J §102§103§112 Non-Final OA — Pending Sep 15, 2023
18033655 VENT ADAPTOR AND BATTERY INCLUDING A VENT ADAPTER Cps Technology Holdings LLC FRANCIS, ADAM JOSEPH 1728 §112 Non-Final OA — Pending Apr 25, 2023
18123734 GRID ASSEMBLY FOR A PLATE-SHAPED BATTERY ELECTRODE OF AN ELECTROCHEMICAL ACCUMULATOR BATTERY Clarios Germany GmbH & Co.Kg NEWMAN, DREW C 1751 §103§112 Non-Final OA — Pending Mar 20, 2023
17722467 THERMAL EPOXY AND POSITIONING OF ELECTROCHEMICAL CELLS Cps Technology Holding LLC ZHANG, HAIXIA 1723 §103§112 Non-Final OA 6d Pending Apr 18, 2022
17385437 TIP & ASSEMBLY FOR THERMAL EXTRACTION DEVICE Dynavap, LLC NGUYEN, SONNY V 1700 §102§103§112 Non-Final OA 23d Pending Jul 26, 2021
17268075 ADVANCED BATTERY HEALTH DIAGNOSTIC Clarios Advanced Solutions GmbH ORTIZ, ANGELA Y 3663 §103 Final Rejection — Pending Feb 11, 2021

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