Prosecution Insights
Last updated: October 02, 2026

Wacker Chemie AG

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

27 pending office actions • 14 art units • 24 examiners • 0 of 27 (0%) have an AI response strategy ready • 36 patents granted in the last 365 days

Portfolio Summary

27
Total Pending OAs
19
Non-Final OAs
7
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 5 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
0
Due this week
0
Due this month
0
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. 5 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)

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.

15
Hard (56%)
6
Medium (22%)
6
Easy (22%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only5 (19%)
§112 only5 (19%)
Double-patenting only1 (4%)
Double-patenting + other1 (4%)
Multi-statute (no §101)15 (56%)

Industry Mix

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

17
Life Sciences
63% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
4% of docket
9
Business / Other
33% 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.

270 h
Manual time on pending OAs
54 h
Time saved (low, 20%)
94 h
Time saved (mid, 35%)
2.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
STEADMAN, DAVID J 2 57.7% +29.6%
MARTIN, RACHEL E 2 53.6% +56.4%
SERGENT, RABON A 2 55.0% +24.1%
MCAVOY, ELLEN M 1 72.8% +8.7%
KRUER, KEVIN R 1 26.8% +29.4%
SINGH, SATYENDRA K 1 61.5% +67.7%
WITHERSPOON, SIKARL A 1 86.2% -20.1%
BAEK, BONG-SOOK 1 41.7% +69.9%
BONAPARTE, AMY C 1 79.3% +23.2%
ZIMMER, MARC S 1 79.4% +16.2%

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
18710199 PROCESS FOR PREPARING ISOCYANATOORGANOSILANES WITHERSPOON, SIKARL A —

Hard Cases (15)

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
17914178 COMPOSITIONS WHICH HAVE POLYESTER-POLYSILOXANE COPOLYMERS DARLING, DEVIN MITCHELL 147d overdue
18267785 FOAM CONTROL COMPOSITION BOYER, CHARLES I 51d overdue
18844412 A COMPOSITION KRUER, KEVIN R —
18841441 IMPROVED CYSTEINE-PRODUCING STRAINS STEADMAN, DAVID J —
18696698 SILYLBENZOPINACOL RADICAL INITIATORS BONAPARTE, AMY C —
18692350 CROSSLINKABLE MASSES BASED ON ORGANYLOXY-GROUP-CONTAINING ORGANOPOLYSILOXANES ZIMMER, MARC S —
18686454 ELECTRICALLY CONDUCTIVE ELASTOMERIC PRINTING INK FOR CONTACTLESS PRINTING PROCESSES NGUYEN, TRI V —
18294548 METAL-PLATED LAMINATES CONTAINING POLYORGANOSILOXANES SERGENT, RABON A —

Interview Candidates (11)

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
18276346 LIQUID 1,3-DIOXOLANE COPOLYMERS SERGENT, RABON A 43d overdue
18864602 PROCESS FOR PRODUCING L-CYSTEIC ACID AND USE THEREOF STEADMAN, DAVID J —
18844412 A COMPOSITION KRUER, KEVIN R —
18841441 IMPROVED CYSTEINE-PRODUCING STRAINS STEADMAN, DAVID J —
17632936 BACTERIAL STRAIN FOR RELEASING A RECOMBINANT PROTEIN IN A FERMENTATION METHOD MARTIN, RACHEL E —
18712705 PROCESS FOR PRODUCING TAURINE SINGH, SATYENDRA K —
18700760 ANTIMICROBIAL COMPOSITION AND METHOD FOR MAKING THE SAME BAEK, BONG-SOOK —
18696698 SILYLBENZOPINACOL RADICAL INITIATORS BONAPARTE, AMY C —

Top Art Units

Art UnitApps
1764 3
1652 2
1657 2
1771 1
3635 1
1611 1
1736 1
1766 1
1692 1
1765 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18992222 PROCESS FOR BASE-CATALYZED REACTION OF SILICONES WITH HYDROTHERMAL OR SUPERCRITICAL WATER MCAVOY, ELLEN M 1771 §112 Non-Final OA — Pending Jan 08, 2025
18864602 PROCESS FOR PRODUCING L-CYSTEIC ACID AND USE THEREOF STEADMAN, DAVID J — §102§103§112DP Non-Final OA — Pending Nov 11, 2024
18844412 A COMPOSITION KRUER, KEVIN R 3635 §102§103 Non-Final OA — Pending Sep 06, 2024
18841441 IMPROVED CYSTEINE-PRODUCING STRAINS STEADMAN, DAVID J — §102§103§112 Non-Final OA — Pending Aug 26, 2024
17632936 BACTERIAL STRAIN FOR RELEASING A RECOMBINANT PROTEIN IN A FERMENTATION METHOD MARTIN, RACHEL E 1652 §112 Non-Final OA — Pending Jun 06, 2024
18712705 PROCESS FOR PRODUCING TAURINE SINGH, SATYENDRA K 1657 DP Non-Final OA — Pending May 23, 2024
18710199 PROCESS FOR PREPARING ISOCYANATOORGANOSILANES WITHERSPOON, SIKARL A — §103 Non-Final OA — Pending May 15, 2024
18700760 ANTIMICROBIAL COMPOSITION AND METHOD FOR MAKING THE SAME BAEK, BONG-SOOK 1611 §103 Final Rejection — Pending Apr 12, 2024
18696698 SILYLBENZOPINACOL RADICAL INITIATORS BONAPARTE, AMY C — §102§103 Non-Final OA — Pending Mar 28, 2024
18692350 CROSSLINKABLE MASSES BASED ON ORGANYLOXY-GROUP-CONTAINING ORGANOPOLYSILOXANES ZIMMER, MARC S — §102§103§112 Non-Final OA — Pending Mar 15, 2024
18686454 ELECTRICALLY CONDUCTIVE ELASTOMERIC PRINTING INK FOR CONTACTLESS PRINTING PROCESSES NGUYEN, TRI V 1764 §103§112 Final Rejection — Pending Feb 26, 2024
18294548 METAL-PLATED LAMINATES CONTAINING POLYORGANOSILOXANES SERGENT, RABON A — §103§112 Non-Final OA — Pending Feb 02, 2024
18578733 DEFOAMING COMPOSITIONS WITH POLYDIMETHYLSILOXANES, ORGANOPOLYSILOXANE RESINS, ALKYL ETHERS AND WITHOUT 2,2,4-TRIMETHYL-1,3-DIISOBUTYRYLOXYPENTANE PHILLIPS, SAVANNAH GRACE — §103§112 Non-Final OA — Pending Jan 12, 2024
18578019 USE OF FILM-FORMING ORGANOPOLYSILOXANES FOR REDUCING THE MICROFIBER RELEASE OF TEXTILES COHEN, STEFANIE J — §103§112 Non-Final OA — Pending Jan 10, 2024
18571813 ORGANYLOXYSILYL-TERMINATED POLYMERS ON THE BASIS OF 1,3-DIOXOLANE COPOLYMER BUILDING BLOCKS PEPITONE, MICHAEL F — §112 Non-Final OA — Pending Dec 19, 2023
18562423 PROCESS FOR PRODUCING A SILICON COMPOSITE NGUYEN, CAM N 1736 §112 Non-Final OA — Pending Nov 20, 2023
18288829 ORGANOPOLYSILOXANES, COMPOSITIONS AND POWDER FORMULATIONS CONTAINING THE SAME AND USES THEREOF AS A DEFOAMER MOORE, MARGARET G 1764 §103§112 Non-Final OA — Pending Oct 30, 2023
18284303 STARCH HYBRID COPOLYMERS BHUSHAN, KUMAR R 1766 §103§112 Non-Final OA — Pending Sep 27, 2023
18280693 METHOD FOR PRODUCING ORGANOPOLYSILOXANES WITH UNSATURATED GROUPS PAGANO, ALEXANDER R 1692 §102§103 Non-Final OA — Pending Sep 07, 2023
18277398 METHOD FOR PRODUCING A HYDROXYTYROSOL MARTIN, RACHEL E 1657 §103 Non-Final OA — Pending Aug 16, 2023
18276346 LIQUID 1,3-DIOXOLANE COPOLYMERS SERGENT, RABON A 1765 §112 Final Rejection 43d overdue Pending Aug 08, 2023
18267785 FOAM CONTROL COMPOSITION BOYER, CHARLES I 1761 §103§112Other Final Rejection 51d overdue Pending Jun 16, 2023
18265692 AN AQUEOUS POLYMER DISPERSION EGWIM, KELECHI CHIDI 1762 §102§103§112 Final Rejection — Pending Jun 07, 2023
18038449 METHOD FOR PRODUCING CROSS-LINKABLE MATERIALS BASED ON ORGANYLOXYSILANE-TERMINATED POLYMERS LEONARD, MICHAEL L 1763 §103 Final Rejection 79d overdue Pending May 24, 2023
18035610 METHOD FOR ENZYMATIC OXIDATION OF SULFINIC ACIDS TO SULFONIC ACIDS RAMIREZ, DELIA M 1652 §103§112 Non-Final OA — Pending May 05, 2023
18019845 SILICON CARBON COMPOSITE PARTICLES OTERO, KENNETH MAX 1725 §103 Final Rejection 60d overdue Pending Feb 06, 2023
17914178 COMPOSITIONS WHICH HAVE POLYESTER-POLYSILOXANE COPOLYMERS DARLING, DEVIN MITCHELL 1764 §102§103 Non-Final OA 147d overdue Pending Sep 23, 2022

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