Prosecution Insights
Last updated: October 25, 2026

Pella Corporation

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

4 pending office actions • 2 art units • 3 examiners • 0 of 4 (0%) have an AI response strategy ready • 13 patents granted in the last 365 days

Analysis

Pella Corporation currently has 5 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. These actions are being reviewed by 4 distinct examiners across 3 distinct art units, indicating some level of concentration in the examination process. Specifically, the ratio of 5 actions to 3 art units suggests that certain technical groups are handling multiple filings for the company, which can lead to more predictable outcomes within those specific units.

NGUYEN, CHI Q is the busiest examiner for Pella Corporation, with 2 pending office actions under their review. This concentration means that 2 of the 5 pending office actions are subject to the same examiner's discretion, which may allow for more consistent outcomes in those specific cases. The remaining actions are distributed among other distinct examiners. With 4 distinct examiners in total, the company must still manage several different perspectives, but the focus on 3 distinct art units provides a relatively stable environment for the 5 pending office actions. This distribution requires a strategy that balances individual examiner preferences with the broader standards of the 3 distinct art units.

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

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
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.

4
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)4 (100%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
4
Mechanical / Eng
100% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, CHI Q 2 82.4% +12.4%
WALRAED-SULLIVAN, KYLE 1 73.5% +30.4%
SCHULT, ALLEN 1 68.0% +30.9%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18752929 INSTALLATION FEATURES FOR FENESTRATION UNITS AND ASSOCIATED METHODS WALRAED-SULLIVAN, KYLE 65d
19057850 FENESTRATION UNIT WITH INTERIOR INSTALLATION FEATURES AND ASSOCIATED SYSTEMS AND METHODS NGUYEN, CHI Q —
18975728 FENESTRATION UNIT INSTALLATION CLIPS AND ASSOCIATED METHODS NGUYEN, CHI Q —
18516251 VENTING UNIT AND VENTING METHOD SCHULT, ALLEN —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18752929 INSTALLATION FEATURES FOR FENESTRATION UNITS AND ASSOCIATED METHODS WALRAED-SULLIVAN, KYLE 65d
19057850 FENESTRATION UNIT WITH INTERIOR INSTALLATION FEATURES AND ASSOCIATED SYSTEMS AND METHODS NGUYEN, CHI Q —
18975728 FENESTRATION UNIT INSTALLATION CLIPS AND ASSOCIATED METHODS NGUYEN, CHI Q —
18516251 VENTING UNIT AND VENTING METHOD SCHULT, ALLEN —

Top Art Units

Art UnitApps
3635 3
3762 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19057850 FENESTRATION UNIT WITH INTERIOR INSTALLATION FEATURES AND ASSOCIATED SYSTEMS AND METHODS NGUYEN, CHI Q 3635 §102§112 Non-Final OA — Pending Feb 19, 2025
18975728 FENESTRATION UNIT INSTALLATION CLIPS AND ASSOCIATED METHODS NGUYEN, CHI Q 3635 §102§112 Non-Final OA — Pending Dec 10, 2024
18752929 INSTALLATION FEATURES FOR FENESTRATION UNITS AND ASSOCIATED METHODS WALRAED-SULLIVAN, KYLE 3635 §103§112 Non-Final OA 65d Pending Jun 25, 2024
18516251 VENTING UNIT AND VENTING METHOD SCHULT, ALLEN 3762 §102§103 Final Rejection — Pending Nov 21, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Pella Corporation have?

Pella Corporation has 4 pending office actions as of October 2026, spread across 2 art units and 3 examiners.

Which USPTO examiner handles the most Pella Corporation applications?

Chi Q Nguyen has the most, with 2 of Pella Corporation's pending office actions.

What technology area are Pella Corporation's patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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