Prosecution Insights
Last updated: October 25, 2026

Tamko Building Products LLC

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

2 pending office actions • 2 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready

Analysis

Tamko Building Products LLC’s portfolio concerns Medical Devices & Mechanical Engineering and has 2 pending office actions. The matters are assigned to 2 distinct examiners and 2 distinct art units, showing that the pending work is divided across separate examination channels. Counsel should keep each action’s claim analysis distinct while coordinating terminology and technical positions where appropriate.

MACEDA, KRYSTENE NHE BANDONG is the busiest examiner, with 1 pending matter. The examiner handles one portion of the record, while another examiner and art unit handle the remaining matter. A practical prosecution plan should combine centralized docket control with responses tailored to each device and mechanical-engineering examination record.

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

Portfolio Summary

2
Total Pending OAs
1
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

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 (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)2 (100%)

Industry Mix

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

1
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
50% 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.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MACEDA, KRYSTENE NHE BANDONG 1 33.3% +100.0%
YANG, ZHEREN J 1 57.3% +52.8%

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
18415369 SYSTEMS AND METHODS FOR HEATING ASPHALT USED IN THE MANUFACTURE OF ROOFING MACEDA, KRYSTENE NHE BANDONG —
18462033 ASPHALT-BASED NANO-COMPOSITE ROOFING PRODUCT YANG, ZHEREN J —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18415369 SYSTEMS AND METHODS FOR HEATING ASPHALT USED IN THE MANUFACTURE OF ROOFING MACEDA, KRYSTENE NHE BANDONG —
18462033 ASPHALT-BASED NANO-COMPOSITE ROOFING PRODUCT YANG, ZHEREN J —

Top Art Units

Art UnitApps
3761 1
1781 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18415369 SYSTEMS AND METHODS FOR HEATING ASPHALT USED IN THE MANUFACTURE OF ROOFING MACEDA, KRYSTENE NHE BANDONG 3761 §103§112 Non-Final OA — Pending Jan 17, 2024
18462033 ASPHALT-BASED NANO-COMPOSITE ROOFING PRODUCT YANG, ZHEREN J 1781 §103§112 Final Rejection — Pending Sep 06, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Tamko Building Products LLC have?

Tamko Building Products LLC has 2 pending office actions as of October 2026, spread across 2 art units and 2 examiners.

Which USPTO examiner handles the most Tamko Building Products LLC applications?

Krystene Nhe Bandong Maceda has the most, with 1 of Tamko Building Products LLC's pending office actions.

What technology area are Tamko Building Products LLC's patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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