Prosecution Insights
Last updated: October 25, 2026

Omya International AG

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

22 pending office actions • 18 art units • 22 examiners • 0 of 22 (0%) have an AI response strategy ready • 17 patents granted in the last 365 days

Analysis

Omya International AG has 23 pending office actions in Chemistry & Materials. The portfolio spans 23 examiners and 19 art units, indicating extensive distribution across both examiner and art-unit assignments.

MINSKEY, JACOB T is the busiest examiner, with 1 pending matter. No examiner carries a larger stated concentration, so counsel should avoid relying on a single examiner relationship and instead use systematic matter-level tracking.

The nineteen-art-unit structure creates a broad range of examination contexts. Portfolio-wide consistency in chemical terminology, claim construction, and disclosure support remains useful, but responses should be calibrated to each examiner and art unit.

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

Portfolio Summary

22
Total Pending OAs
14
Non-Final OAs
8
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 9 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

4
Overdue
0
Due this week
2
Due this month
3
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. 9 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 30 days (2)Due ≤ 60 days (3)

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 (50%)
11
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (5%)
§103 only5 (23%)
§102 only1 (5%)
Double-patenting + other5 (23%)
Multi-statute (no §101)10 (45%)

Industry Mix

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

22
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.

220 h
Manual time on pending OAs
44 h
Time saved (low, 20%)
77 h
Time saved (mid, 35%)
1.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MINSKEY, JACOB T 1 69.2% +33.1%
KAMM, JUDITH MARIE 1 42.9% +57.1%
JACKSON, MONIQUE R 1 34.8% +44.3%
GREEN, ANTHONY J 1 85.0% +13.4%
ALLEY, GENEVIEVE S 1 60.5% +48.3%
LEE, DORIS L 1 58.7% +8.8%
RHOADES, DEREK JAMES 1 72.3% +16.5%
HALL, DEVE V. 1 74.8% +16.2%
SILVA RAINBOW, HEATHER ELISE 1 31.4% +56.3%
NGUYEN, CAM N 1 84.8% +12.3%

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
18257625 A PARTICULATE MAGNESIUM ION-COMPRISING MATERIAL FOR NOX UPTAKE NGUYEN, CAM N —

Hard Cases (11)

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
18246039 KIT COMPRISING SURFACE-TREATED CALCIUM CARBONATE AND A PEROXIDE AGENT FOR IMPROVING THE MECHANICAL PROPERTIES OF POLYETHYLENE/POLYPROPYLENE COMPOSITIONS PEPITONE, MICHAEL F 72d overdue
17605891 MAGNESIUM ION-CONTAINING MATERIALS AS WHITE PIGMENTS IN ORAL CARE COMPOSITIONS NGUYEN, NGOC-ANH THI 30d overdue
18579422 METHOD FOR THE PRODUCTION OF GRANULES COMPRISING A MAGNESIUM ION-COMPRISING MATERIAL ALLEY, GENEVIEVE S 9d
18157666 LAYER INCLUDING CALCIUM CARBONATE LAN, YAN 33d
18879838 IN-SITU PATTERNING OF FIBRE ARTICLES MINSKEY, JACOB T —
18873041 STORAGE STABILIZATION AGENT FOR STABILIZING AQUEOUS COMPOSITIONS, PROCESS FOR STABILIZING AND USES THEREOF KAMM, JUDITH MARIE —
18690972 PROCESS FOR PREPARING A WET GROUND MINERAL MATERIAL GREEN, ANTHONY J —
18566345 PROCESS FOR PREPARING AN ALCOHOL USING A SURFACE-REACTED CALCIUM CARBONATE CATALYST RHOADES, DEREK JAMES —

Interview Candidates (9)

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
18579422 METHOD FOR THE PRODUCTION OF GRANULES COMPRISING A MAGNESIUM ION-COMPRISING MATERIAL ALLEY, GENEVIEVE S 9d
18879838 IN-SITU PATTERNING OF FIBRE ARTICLES MINSKEY, JACOB T —
18873041 STORAGE STABILIZATION AGENT FOR STABILIZING AQUEOUS COMPOSITIONS, PROCESS FOR STABILIZING AND USES THEREOF KAMM, JUDITH MARIE —
18720109 PRECIPITATED CALCIUM CARBONATE WITH HIGH BIO-BASED CARBON CONTENT FOR POLYMER FORMULATIONS JACKSON, MONIQUE R —
18690972 PROCESS FOR PREPARING A WET GROUND MINERAL MATERIAL GREEN, ANTHONY J —
18566345 PROCESS FOR PREPARING AN ALCOHOL USING A SURFACE-REACTED CALCIUM CARBONATE CATALYST RHOADES, DEREK JAMES —
18552499 THERMALLY CONDUCTIVE FILLERS HALL, DEVE V. —
18258293 DELIVERY SYSTEM FOR PLANT PROTECTION SILVA RAINBOW, HEATHER ELISE —

Top Art Units

Art UnitApps
1731 2
1762 2
1767 2
1612 2
1748 1
1611 1
1788 1
1617 1
1764 1
1692 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18879838 IN-SITU PATTERNING OF FIBRE ARTICLES MINSKEY, JACOB T 1748 §102§103 Non-Final OA — Pending Dec 30, 2024
18873041 STORAGE STABILIZATION AGENT FOR STABILIZING AQUEOUS COMPOSITIONS, PROCESS FOR STABILIZING AND USES THEREOF KAMM, JUDITH MARIE 1611 §101§102§103§112DP Non-Final OA — Pending Dec 09, 2024
18720109 PRECIPITATED CALCIUM CARBONATE WITH HIGH BIO-BASED CARBON CONTENT FOR POLYMER FORMULATIONS JACKSON, MONIQUE R 1788 §103§112DP Non-Final OA — Pending Jun 14, 2024
18690972 PROCESS FOR PREPARING A WET GROUND MINERAL MATERIAL GREEN, ANTHONY J 1731 §102§112 Non-Final OA — Pending Mar 11, 2024
18579422 METHOD FOR THE PRODUCTION OF GRANULES COMPRISING A MAGNESIUM ION-COMPRISING MATERIAL ALLEY, GENEVIEVE S 1617 §103§112 Final Rejection 9d Pending Jan 15, 2024
18566287 AQUEOUS COATING COMPOSITION LEE, DORIS L 1764 §102§103§112DP Non-Final OA — Pending Dec 01, 2023
18566345 PROCESS FOR PREPARING AN ALCOHOL USING A SURFACE-REACTED CALCIUM CARBONATE CATALYST RHOADES, DEREK JAMES 1692 §103§112 Non-Final OA — Pending Dec 01, 2023
18552499 THERMALLY CONDUCTIVE FILLERS HALL, DEVE V. 1763 §103§112 Non-Final OA — Pending Sep 26, 2023
18258293 DELIVERY SYSTEM FOR PLANT PROTECTION SILVA RAINBOW, HEATHER ELISE 1731 §102§103 Non-Final OA — Pending Jun 19, 2023
18257625 A PARTICULATE MAGNESIUM ION-COMPRISING MATERIAL FOR NOX UPTAKE NGUYEN, CAM N 1736 §102 Final Rejection — Pending Jun 15, 2023
18252548 POLYMER COMPOSITIONS, RELATED METHODS, AND RELATED PRODUCTS BLEDSOE, JOSHUA CALEB 1762 §103 Final Rejection 60d Pending May 11, 2023
18246039 KIT COMPRISING SURFACE-TREATED CALCIUM CARBONATE AND A PEROXIDE AGENT FOR IMPROVING THE MECHANICAL PROPERTIES OF POLYETHYLENE/POLYPROPYLENE COMPOSITIONS PEPITONE, MICHAEL F 1767 §102§103 Non-Final OA 72d overdue Pending Mar 21, 2023
18245907 SURFACE-TREATED ULTRAFINE CALCIUM CARBONATE FOR IMPROVING THE MECHANICAL PROPERTIES OF POLYETHYLENE/POLYPROPYLENE COMPOSITIONS ILLING, CAITLIN NORINE 1767 §103DP Final Rejection — Pending Mar 20, 2023
18157666 LAYER INCLUDING CALCIUM CARBONATE LAN, YAN 1782 §103§112 Non-Final OA 33d Pending Jan 20, 2023
18004742 STABILIZING AGENT FOR PROBIOTIC COMPOSITION DEVI, SARVAMANGALA 1645 §102§112Other Final Rejection — Pending Jan 09, 2023
18065905 MINERAL MATERIAL POWDER WITH HIGH DISPERSION ABILITY AND USE OF SAID MINERAL MATERIAL POWDER LI, JUN 1732 §112DP Non-Final OA — Pending Dec 14, 2022
17999486 HYDROPHOBIC ANTIMICROBIAL AGENTS ABBAS, ABDULRAHMAN MUSTAFA 1612 §103 Non-Final OA 27d Pending Nov 21, 2022
17998045 SURFACE-REACTED CALCIUM CARBONATE IN A PROCESS FOR THE PRODUCTION OF A LOADED MICROCAPSULE WAX, ROBERT A 1614 §103 Non-Final OA — Pending Nov 07, 2022
17998050 CO-GROUND ACTIVE(S) COMPRISING PRODUCT COMPRISING SURFACE-REACTED CALCIUM CARBONATE WERTZ, ASHLEE ELIZABETH 1612 §103DP Final Rejection 53d overdue Pending Nov 07, 2022
17753037 BAKING POWDER TRAN, LIEN THUY 1793 §103 Final Rejection 56d Pending Feb 16, 2022
17595672 CaCO3 COATED WITH MALEIC ANHYDRIDE GRAFTED POLYETHYLENE AND/OR MALEIC ANHYDRIDE GRAFTED POLYPROPYLENE AND AT LEAST ONE HYDROPHOBIZING AGENT SASTRI, SATYA B 1762 §103 Non-Final OA 100d overdue Pending Nov 22, 2021
17605891 MAGNESIUM ION-CONTAINING MATERIALS AS WHITE PIGMENTS IN ORAL CARE COMPOSITIONS NGUYEN, NGOC-ANH THI 1615 §103§112 Final Rejection 30d overdue Pending Oct 22, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Omya International AG have?

Omya International AG has 22 pending office actions as of October 2026, spread across 18 art units and 22 examiners.

Which USPTO examiner handles the most Omya International AG applications?

Jacob T Minskey has the most, with 1 of Omya International AG's pending office actions.

What technology area are Omya International AG's patent applications in?

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

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