Prosecution Insights
Last updated: October 04, 2026

De Nora Holdings US Inc.

Technology area: Chemistry & Materials

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

Analysis

De Nora Holdings US Inc. is managing 2 pending office actions within the Chemistry & Materials technology area. These actions are distributed across 2 distinct examiners and 2 distinct art units. MENON, KRISHNAN S is identified as the busiest examiner, currently handling 1 busiest examiner pending action.

This distribution shows that the workload is spread across more than the 1 busiest examiner pending action. With 2 pending office actions, the company must coordinate responses across 2 distinct art units. The involvement of 2 distinct examiners suggests that the technology spans different sub-specialties within the Chemistry & Materials sector. Practitioners should note that the workload is split, which requires different tactical approaches for each examiner. The presence of 2 distinct art units further confirms that the patent applications are being evaluated under different sets of technical standards. This variety in the examination environment necessitates a flexible prosecution strategy to address the 2 pending office actions effectively.

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

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.

0
Overdue
0
Due this week
1
Due this month
1
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.

1
Hard (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (50%)
Multi-statute (no §101)1 (50%)

Industry Mix

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

2
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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
MENON, KRISHNAN S 1 59.7% +11.7%
PARENT, ALEXANDER RENE 1 55.6% +15.6%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
17288069 SYSTEMS AND METHODS FOR CONTROLLING CHLORATE PRODUCTION IN ELECTROLYTIC CELLS PARENT, ALEXANDER RENE 48d

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
18551921 RESPONSIVE PRODUCTION AND DELIVERY OF VARIABLE COMPOSITION AQUEOUS HALOGENS IN WATER TREATMENT APPLICATIONS MENON, KRISHNAN S 14d
17288069 SYSTEMS AND METHODS FOR CONTROLLING CHLORATE PRODUCTION IN ELECTROLYTIC CELLS PARENT, ALEXANDER RENE 48d

Top Art Units

Art UnitApps
1777 1
1795 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18551921 RESPONSIVE PRODUCTION AND DELIVERY OF VARIABLE COMPOSITION AQUEOUS HALOGENS IN WATER TREATMENT APPLICATIONS MENON, KRISHNAN S 1777 §103 Non-Final OA 14d Pending Sep 22, 2023
17288069 SYSTEMS AND METHODS FOR CONTROLLING CHLORATE PRODUCTION IN ELECTROLYTIC CELLS PARENT, ALEXANDER RENE 1795 §103§112 Final Rejection 48d Pending Apr 23, 2021

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