Prosecution Insights
Last updated: October 04, 2026

Hahn Loeser & Parks, LLP - Chicago

Technology areas: Chemistry & Materials • Communications • Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering

5 pending office actions • 4 clients • 5 examiners • 5 art units • 0 of 5 (0%) have an AI response strategy ready • 28 patents granted in the last 365 days

Analysis

Hahn Loeser & Parks, LLP - Chicago focuses on the Communications technology area. The firm has a total of 3130 career applications and a resolved allowance rate of 82.11 percent. Prosecution involves an average of 3.37 office actions per allowance.

There are 5 pending office actions currently being managed by the firm. The 82.11 percent allowance rate and 3.37 average office actions per allowance are key indicators of the firm's prosecution style. With 3130 career applications, the firm brings a large volume of experience to its communications-focused practice. This historical performance provides a clear picture of the firm's capabilities, which continues with the 5 pending office actions currently on its docket. Practitioners can evaluate the 82.11 percent allowance rate as a consistent measure of success across the firm's 3130 career applications in the communications sector.

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

Quality Metrics (n=3130 apps, methodology: how we score firms)

82.1%
Allowance Rate
n=3130
+0.56σ
Allowance Rate (norm)
n=3130
3.4
OAs to Allowance
n=2019
+0.01σ
OAs to Allow (norm)
n=2019
1170 days
Time to Allowance
n=2019
+9.3pp
Interview Lift
n=3130
22.1%
RCE Rate
n=3130
3.1%
Appeal Rate
n=3130

Rejection Performance (% of received rejections ultimately overcome)

78.3%
§101 Overcome
n=138
81.7%
§102 Overcome
n=739
82.1%
§103 Overcome
n=1174
83.7%
§112 Overcome
n=847

Specialization & Scale

Y10T, B62D, B22D
Top CPC Subclasses
12%
Top-3 CPC Share
n=3130
8
Practitioners
n=3130
391.2
Apps / Practitioner
n=3130

Portfolio Summary

5
Total Pending OAs
2
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
0
Due this week
0
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (3)

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.

2
Hard (40%)
3
Medium (60%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (60%)
Multi-statute (no §101)2 (40%)

Industry Mix

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

1
Life Sciences
20% of docket
0
Information Tech
0% of docket
2
Communications
40% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
40% of docket
0
Business / Other
0% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ABU ALI, SHUANGYI 1 45.3% +37.8%
CALLAWAY, SPENCER THOMAS 1 36.7% +16.1%
COFINO, JONATHAN M 1 63.0% +31.9%
KAUR, JASPREET 1 77.8% +37.5%
WEILAND, HANS R. 1 55.7% +13.3%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18562453 APPARATUS AND METHOD WITH DYNAMIC INTERFACE FOR MECHANICAL, SELECTIVE WEED CONTROL IN CROPS INCLUDING TURFGRASSES CALLAWAY, SPENCER THOMAS 100d overdue
18658013 SILANE TREATED ANHYDROUS KAOLIN AND OTHER MINERALS ABU ALI, SHUANGYI —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18562453 APPARATUS AND METHOD WITH DYNAMIC INTERFACE FOR MECHANICAL, SELECTIVE WEED CONTROL IN CROPS INCLUDING TURFGRASSES CALLAWAY, SPENCER THOMAS 100d overdue
17315327 HIGH-EFFICIENCY DESALINATION WEILAND, HANS R. 99d overdue
18014999 VISUALIZING THE APPEARANCE OF AT LEAST TWO MATERIALS COFINO, JONATHAN M 73d overdue
18658013 SILANE TREATED ANHYDROUS KAOLIN AND OTHER MINERALS ABU ALI, SHUANGYI —
17986609 METHOD AND DEVICE FOR INVESTIGATING VISUAL PROPERTIES OF A SAMPLE SURFACE HAVING DEFECTS KAUR, JASPREET —

Client Portfolio (4 clients)

Client (Assignee)Pending OAs
Danaher 2
Burgess Pigment Company 1
SWARD LLC 1
Sylvan Source, Inc. 1

Top Art Units

Art UnitApps
17311
36421
26141
26621
37631

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18658013 SILANE TREATED ANHYDROUS KAOLIN AND OTHER MINERALS Burgess Pigment Company ABU ALI, SHUANGYI 1731 §103§112 Non-Final OA — Pending May 08, 2024
18562453 APPARATUS AND METHOD WITH DYNAMIC INTERFACE FOR MECHANICAL, SELECTIVE WEED CONTROL IN CROPS INCLUDING TURFGRASSES Sward LLC CALLAWAY, SPENCER THOMAS 3642 §103§112 Non-Final OA 100d overdue Pending Nov 20, 2023
18014999 VISUALIZING THE APPEARANCE OF AT LEAST TWO MATERIALS X-Rite Europe GmbH COFINO, JONATHAN M 2614 §103 Final Rejection 73d overdue Pending Jan 06, 2023
17986609 METHOD AND DEVICE FOR INVESTIGATING VISUAL PROPERTIES OF A SAMPLE SURFACE HAVING DEFECTS X-Rite Europe GmbH KAUR, JASPREET 2662 §103 Final Rejection — Pending Nov 14, 2022
17315327 HIGH-EFFICIENCY DESALINATION Sylvan Source, Inc. WEILAND, HANS R. 3763 §103 Final Rejection 99d overdue Pending May 09, 2021

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