Prosecution Insights
Last updated: October 04, 2026

Lkglobal | Lorenz & Kopf, LLP (Solenis)

Technology area: Chemistry & Materials

19 pending office actions • 3 clients • 14 examiners • 10 art units • 0 of 19 (0%) have an AI response strategy ready

Quality Metrics (n=612 apps, methodology: how we score firms)

83.8%
Allowance Rate
n=612
+0.54σ
Allowance Rate (norm)
n=612
2.6
OAs to Allowance
n=387
-0.27σ
OAs to Allow (norm)
n=387
1025 days
Time to Allowance
n=387
+6.5pp
Interview Lift
n=612
14.9%
RCE Rate
n=612
4.6%
Appeal Rate
n=612

Rejection Performance (% of received rejections ultimately overcome)

—
§101 Overcome
n=14 (min 20)
80.3%
§102 Overcome
n=117
78.5%
§103 Overcome
n=186
83.8%
§112 Overcome
n=117

Specialization & Scale

A47L, Y10T, B05B
Top CPC Subclasses
26%
Top-3 CPC Share
n=612
0
Practitioners
n=612
—
Apps / Practitioner
n=612 (min 20)

Portfolio Summary

19
Total Pending OAs
11
Non-Final OAs
7
Final Rejections
1
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
0
Due this week
2
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 ≤ 30 days (2)

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.

12
Hard (63%)
6
Medium (32%)
1
Easy (5%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only6 (32%)
Double-patenting only1 (5%)
Multi-statute (no §101)12 (63%)

Industry Mix

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

14
Life Sciences
74% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
5
Business / Other
26% 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.

190 h
Manual time on pending OAs
38 h
Time saved (low, 20%)
66 h
Time saved (mid, 35%)
1.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MINSKEY, JACOB T 3 69.3% +33.1%
ROELOFSE, CHRISTIAAN 3 64.0% +38.4%
NGUYEN, HAIDUNG D 2 64.9% +28.4%
ZHANG, HAI Y 1 68.7% +42.6%
WIECZOREK, MICHAEL P 1 55.2% +16.8%
GATES, BRADFORD M 1 74.8% +23.8%
CALANDRA, ANTHONY J 1 62.8% +18.7%
LOUGHRAN, RYAN PATRICK 1 75.0% +29.7%
POON, DANA LEE 1 55.4% +41.8%
GOLOBOY, JAMES C 1 63.7% +8.7%

Hard Cases (12)

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
18332850 HIGH MOLECULAR WEIGHT POLYMERIC DISPERSIONS WITH METAL SCAVENGER ROELOFSE, CHRISTIAAN 32d overdue
18859224 LUBRICANT COMPOSITIONS AND METHODS OF DRY LUBRICATING SURFACE USING THE SAME GOLOBOY, JAMES C 8d overdue
19181547 METHOD OF MASKING SCUFF OR SCRATCH MARKS ON CONTAINERS ZHANG, HAI Y —
19064907 INSTANT HYDRATING POLYACRYLAMIDE GRANULES WIECZOREK, MICHAEL P —
19045603 BARRIER COMPOSITIONS AND METHOD OF USE GATES, BRADFORD M —
19016084 METHOD FOR REPULPING WET STRENGTH FIBER CALANDRA, ANTHONY J —
18954637 METHOD OF PRODUCING VINYLAMINE-CONTAINING POLYMERS MINSKEY, JACOB T —
18938299 STABILIZED SLURRY COMPOSITIONS HAVING ENHANCED BARRIER PROPERTIES LOUGHRAN, RYAN PATRICK —

Interview Candidates (14)

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
18332850 HIGH MOLECULAR WEIGHT POLYMERIC DISPERSIONS WITH METAL SCAVENGER ROELOFSE, CHRISTIAAN 32d overdue
18645496 FOAM FORMULATIONS FOR APPLICATION OF DRY STRENGTH AGENTS MINSKEY, JACOB T 20d
19181547 METHOD OF MASKING SCUFF OR SCRATCH MARKS ON CONTAINERS ZHANG, HAI Y —
19064907 INSTANT HYDRATING POLYACRYLAMIDE GRANULES WIECZOREK, MICHAEL P —
19045603 BARRIER COMPOSITIONS AND METHOD OF USE GATES, BRADFORD M —
19016084 METHOD FOR REPULPING WET STRENGTH FIBER CALANDRA, ANTHONY J —
18954637 METHOD OF PRODUCING VINYLAMINE-CONTAINING POLYMERS MINSKEY, JACOB T —
18938299 STABILIZED SLURRY COMPOSITIONS HAVING ENHANCED BARRIER PROPERTIES LOUGHRAN, RYAN PATRICK —

Client Portfolio (3 clients)

Client (Assignee)Pending OAs
Solenis 13
Diversey 5
INNOVATIVE WATER CARE, LLC 1

Top Art Units

Art UnitApps
17623
17612
17482
17171
17131
17311
17711
17881
16191
17771

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19181547 METHOD OF MASKING SCUFF OR SCRATCH MARKS ON CONTAINERS Diversey, Inc. ZHANG, HAI Y 1717 §102§103 Non-Final OA — Pending Apr 17, 2025
19064907 INSTANT HYDRATING POLYACRYLAMIDE GRANULES Solenis Technologies, L.P. WIECZOREK, MICHAEL P §102§103§112 Non-Final OA — Pending Feb 27, 2025
19045603 BARRIER COMPOSITIONS AND METHOD OF USE Solenis Technologies, L.P. GATES, BRADFORD M 1713 §102§103§112 Non-Final OA — Pending Feb 05, 2025
19016084 METHOD FOR REPULPING WET STRENGTH FIBER Solenis Technologies, L.P. CALANDRA, ANTHONY J §102§103§112 Non-Final OA — Pending Jan 10, 2025
18954637 METHOD OF PRODUCING VINYLAMINE-CONTAINING POLYMERS Solenis Technologies, L.P. MINSKEY, JACOB T §102§103§112 Non-Final OA — Pending Nov 21, 2024
18938299 STABILIZED SLURRY COMPOSITIONS HAVING ENHANCED BARRIER PROPERTIES Solenis Technologies, L.P. LOUGHRAN, RYAN PATRICK 1731 §103§112 Non-Final OA — Pending Nov 06, 2024
18863393 LOW PROFILE TREATMENT MACHINE Diversey, Inc. POON, DANA LEE §102§103§112 Non-Final OA — Pending Nov 06, 2024
18859224 LUBRICANT COMPOSITIONS AND METHODS OF DRY LUBRICATING SURFACE USING THE SAME Diversey, Inc. GOLOBOY, JAMES C 1771 §103§112 Non-Final OA 8d overdue Pending Oct 23, 2024
18847992 SYNERGISTIC RUST STAIN REMOVAL COMPOSITIONS AND METHODS OF REMOVING RUST STAIN FROM FABRIC Diversey, Inc. HARRIS, BRITTANY SHARON §103 Final Rejection — Pending Sep 17, 2024
18825009 THERMALLY ACTIVATED BIOBASED POLYMERIC COATING COMPOSITIONS ON PAPER AND PAPERBOARD SUBSTRATES Solenis Technologies, L.P. LEONG, NATHAN T 1788 §102§103 Non-Final OA — Pending Sep 05, 2024
18769557 CALCITE SCALE INHIBITORS FOR STRESSED PROCESS CONDITIONS Solenis Technologies, L.P. NGUYEN, HAIDUNG D 1761 §103 Final Rejection — Pending Jul 11, 2024
18645496 FOAM FORMULATIONS FOR APPLICATION OF DRY STRENGTH AGENTS Solenis Technologies, L.P. MINSKEY, JACOB T 1748 §103 Non-Final OA 20d Pending Apr 25, 2024
18418535 ADDITIVES AND COMPOSITIONS FOR PAPERMAKING Solenis Technologies, L.P. MINSKEY, JACOB T 1748 DP Final Rejection — Pending Jan 22, 2024
18332850 HIGH MOLECULAR WEIGHT POLYMERIC DISPERSIONS WITH METAL SCAVENGER Solenis Technologies, L.P. ROELOFSE, CHRISTIAAN 1762 §103§112 Final Rejection 32d overdue Pending Jun 12, 2023
18332840 HIGH MOLECULAR WEIGHT POLYMERIC DISPERSIONS WITH TAILORED MOLECULAR WEIGHT OF POLYMERIC DISPERSANT Solenis Technologies Cayman, L.P. ROELOFSE, CHRISTIAAN 1762 §102§103 Final Rejection — Pending Jun 12, 2023
18332838 HIGH MOLECULAR WEIGHT POLYMERIC DISPERSIONS Solenis Technologies, L.P. ROELOFSE, CHRISTIAAN 1762 §103§112 Final Rejection — Pending Jun 12, 2023
18036511 METHODS AND COMPOSITIONS FOR REDUCING MICROBIAL CONTAMINANTS DURING POULTRY PROCESSING Diversey, Inc. ALAWADI, SARAH 1619 §103 Final Rejection — Pending May 11, 2023
18160452 NOVEL SLOW DISSOLVE WATER TREATMENT COMPOSITIONS Innovative Water Care, LLC PATEL, PRANAV N 1777 §103 Non-Final OA 9d Pending Jan 27, 2023
18069295 CALCITE SCALE INHIBITORS FOR STRESSED PROCESS CONDITIONS Solenis Technologies, L.P. NGUYEN, HAIDUNG D 1761 §103 Non-Final OA — Pending Dec 21, 2022

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