Prosecution Insights
Last updated: October 25, 2026

Johns Manville

Technology area: Chemistry & Materials

14 pending office actions • 10 art units • 14 examiners • 0 of 14 (0%) have an AI response strategy ready • 18 patents granted in the last 365 days

Analysis

Johns Manville has 14 pending office actions in Chemistry & Materials. The matters span 13 examiners and 10 art units, indicating a widely distributed prosecution docket with some repeated assignments.

PIERCE, JEREMY R handles 2 pending matters, the largest stated concentration. The remaining matters are spread among other examiners, making portfolio oversight important but leaving limited scope for a single examiner-focused approach.

The art-unit distribution provides a practical basis for organizing the docket. Counsel can compare related office actions within each unit, coordinate technical positions where the records support it, and preserve separate strategies for distinct examiner concerns.

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

Portfolio Summary

14
Total Pending OAs
10
Non-Final OAs
3
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

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 (79%)
3
Medium (21%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (14%)
Double-patenting + other1 (7%)
Multi-statute (no §101)11 (79%)

Industry Mix

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

12
Life Sciences
86% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
14% 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.

140 h
Manual time on pending OAs
28 h
Time saved (low, 20%)
49 h
Time saved (mid, 35%)
1.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KENNY, DANIEL J 1 61.8% +21.6%
PIERCE, JEREMY R 1 56.8% +42.8%
TRIGGS, ANDREW J 1 66.6% +27.9%
BUTCHER, ROBERT T 1 71.3% +16.7%
WORRELL, KEVIN 1 12.5% -3.1%
MCKINNON, LASHAWNDA T 1 54.0% +30.2%
WEYDEMEYER, ETHAN 1 44.2% +43.7%
KOLB, KATARZYNA I 1 45.3% +17.2%
LING, DORIS 1 25.0% +27.3%
CLEMENTE, ROBERT ARTHUR 1 80.9% +7.5%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18293439 CORRUGATED FILTER MEDIA CLEMENTE, ROBERT ARTHUR —

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
16923235 CLEANABLE FILTER MEDIUM CHAU, LISA N 51d overdue
18382383 FACER MATERIAL FOR INSULATION IMANI, ELIZABETH MARY COLE 23d overdue
19078496 ROOFING MEMBRANE ATTACHMENT SYSTEM KENNY, DANIEL J —
18966685 POUR IN PLACE FOAM INSULATION FOR BUILDING COMPONENTS TRIGGS, ANDREW J —
18627589 BINDERS WITH IMPROVED CURE KINETICS AND THERMAL PERFORMANCE FOR FIBROUS MATERIALS BUTCHER, ROBERT T —
18624583 VISCOSITY MODIFIED GLASS FIBER PRODUCTS WORRELL, KEVIN —
18599501 CARPET WITH SCRIM REINFORCED NONWOVEN PRIMARY BACKING MCKINNON, LASHAWNDA T —
18442773 WATERPROOF MEMBRANE WEYDEMEYER, ETHAN —

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
19078496 ROOFING MEMBRANE ATTACHMENT SYSTEM KENNY, DANIEL J —
18967956 FORMALDEHYDE-CONTAINING PRODUCTS WITH REDUCED FORMALDEHYDE EMISSIONS PIERCE, JEREMY R —
18966685 POUR IN PLACE FOAM INSULATION FOR BUILDING COMPONENTS TRIGGS, ANDREW J —
18627589 BINDERS WITH IMPROVED CURE KINETICS AND THERMAL PERFORMANCE FOR FIBROUS MATERIALS BUTCHER, ROBERT T —
18599501 CARPET WITH SCRIM REINFORCED NONWOVEN PRIMARY BACKING MCKINNON, LASHAWNDA T —
18442773 WATERPROOF MEMBRANE WEYDEMEYER, ETHAN —
18442977 DEDUSTING OIL COMPOSITIONS WITH ENHANCED HEAT RESISTANCE KOLB, KATARZYNA I —
18441305 GLASS FIBER PRODUCT CONTAINING RECYCLED GLASS FIBERS AND PROCESS FOR RECYCLING GLASS FIBER PRODUCTS LING, DORIS —

Top Art Units

Art UnitApps
1789 4
1764 2
3633 1
3635 1
1783 1
1767 1
1773 1
1787 1
1762 1
1785 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19078496 ROOFING MEMBRANE ATTACHMENT SYSTEM KENNY, DANIEL J 3633 §102§103§112 Non-Final OA — Pending Mar 13, 2025
18967956 FORMALDEHYDE-CONTAINING PRODUCTS WITH REDUCED FORMALDEHYDE EMISSIONS PIERCE, JEREMY R 1789 §103 Final Rejection — Pending Dec 04, 2024
18966685 POUR IN PLACE FOAM INSULATION FOR BUILDING COMPONENTS TRIGGS, ANDREW J 3635 §102§103 Non-Final OA — Pending Dec 03, 2024
18627589 BINDERS WITH IMPROVED CURE KINETICS AND THERMAL PERFORMANCE FOR FIBROUS MATERIALS BUTCHER, ROBERT T 1764 §103§112 Non-Final OA — Pending Apr 05, 2024
18624583 VISCOSITY MODIFIED GLASS FIBER PRODUCTS WORRELL, KEVIN 1789 §112DP Non-Final OA — Pending Apr 02, 2024
18599501 CARPET WITH SCRIM REINFORCED NONWOVEN PRIMARY BACKING MCKINNON, LASHAWNDA T 1789 §102§103 Non-Final OA — Pending Mar 08, 2024
18442773 WATERPROOF MEMBRANE WEYDEMEYER, ETHAN 1783 §102§103§112 Non-Final OA — Pending Feb 15, 2024
18442977 DEDUSTING OIL COMPOSITIONS WITH ENHANCED HEAT RESISTANCE KOLB, KATARZYNA I 1767 §102§103§112Other Non-Final OA — Pending Feb 15, 2024
18441305 GLASS FIBER PRODUCT CONTAINING RECYCLED GLASS FIBERS AND PROCESS FOR RECYCLING GLASS FIBER PRODUCTS LING, DORIS 1764 §103§112 Non-Final OA — Pending Feb 14, 2024
18293439 CORRUGATED FILTER MEDIA CLEMENTE, ROBERT ARTHUR 1773 §103 Final Rejection — Pending Jan 30, 2024
18382383 FACER MATERIAL FOR INSULATION IMANI, ELIZABETH MARY COLE 1789 §103§112 Non-Final OA 23d overdue Pending Oct 20, 2023
17886744 PVC FORMULATIONS WITH LOW WATER VAPOR PERMEABILITY KRUER, KEVIN R 1787 §103§112 Final Rejection — Pending Aug 12, 2022
17731066 METHOD OF BLENDING ADHESIVE COMPONENTS AT THE JOB SITE FOR ROOFING APPLICATIONS EGWIM, KELECHI CHIDI 1762 §102§103 Non-Final OA — Pending Apr 27, 2022
16923235 CLEANABLE FILTER MEDIUM CHAU, LISA N 1785 §103§112 Non-Final OA 51d overdue Pending Jul 08, 2020

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Frequently Asked Questions

How many pending USPTO office actions does Johns Manville have?

Johns Manville has 14 pending office actions as of October 2026, spread across 10 art units and 14 examiners.

Which USPTO examiner handles the most Johns Manville applications?

Daniel J Kenny has the most, with 1 of Johns Manville's pending office actions.

What technology area are Johns Manville's patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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