Prosecution Insights
Last updated: October 04, 2026

Whitaker Chalk Swindle & Schwartz Pllc

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

17 pending office actions • 14 clients • 17 examiners • 13 art units • 0 of 17 (0%) have an AI response strategy ready

Analysis

WHITAKER CHALK SWINDLE & SCHWARTZ PLLC handles patent prosecution in the Chemistry & Materials technology area, with 1068 career applications on record. The firm has a resolved allowance rate of 88.95 percent. Its prosecution history shows an average of 2.82 office actions per allowance. Currently, the firm is managing 12 pending office actions.

The 1068 career applications and 88.95 percent allowance rate establish the firm's historical performance in this sector. The 2.82 average helps practitioners understand the typical procedural requirements for reaching an allowance. With 12 pending office actions, the firm maintains its presence in Chemistry & Materials. This data set reflects the firm's documented experience and current workload within the patent office. The recorded metrics provide a baseline for procedural duration in this specific field. Practitioners can evaluate the intensity of examiner interaction and resource requirements based on these historical figures. These statistics offer a view of the firm's prosecution profile.

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

Quality Metrics (n=1068 apps, methodology: how we score firms)

89.0%
Allowance Rate
n=1068
+0.71σ
Allowance Rate (norm)
n=1068
2.8
OAs to Allowance
n=700
-0.32σ
OAs to Allow (norm)
n=700
916 days
Time to Allowance
n=700
+7.6pp
Interview Lift
n=1068
21.4%
RCE Rate
n=1068
2.0%
Appeal Rate
n=1068

Rejection Performance (% of received rejections ultimately overcome)

74.1%
§101 Overcome
n=58
86.7%
§102 Overcome
n=226
84.4%
§103 Overcome
n=461
87.1%
§112 Overcome
n=356

Specialization & Scale

F16L, Y10T, G06F
Top CPC Subclasses
13%
Top-3 CPC Share
n=1068
6
Practitioners
n=1068
178.0
Apps / Practitioner
n=1068

Portfolio Summary

17
Total Pending OAs
11
Non-Final OAs
4
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 6 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
0
Due this week
2
Due this month
1
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. 6 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (3)Due ≤ 30 days (2)Due ≤ 60 days (1)

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 (65%)
4
Medium (24%)
1
Easy (6%)
1
Unknown (6%)

Rejection Statute Mix

BucketCases
§101 + other2 (12%)
§103 only3 (18%)
§102 only1 (6%)
§112 only1 (6%)
Multi-statute (no §101)9 (53%)
No statute on record1 (6%)

Industry Mix

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

4
Life Sciences
24% of docket
1
Information Tech
6% of docket
1
Communications
6% of docket
2
Semiconductors
12% of docket
5
Mechanical / Eng
29% of docket
4
Business / Other
24% 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.

170 h
Manual time on pending OAs
34 h
Time saved (low, 20%)
59 h
Time saved (mid, 35%)
1.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ORTIZ DITREN, BELIX M 1 84.2% +2.4%
MAI, HAO D 1 49.3% +39.3%
GOODCHILD, WILLIAM J 1 82.9% +14.3%
LANE, DANIEL E 1 3.9% +8.3%
MAZUMDER, TAPAS 1 82.1% +16.8%
ZAKARIA, AKM 1 82.6% +16.1%
RHODES-VIVOUR, TEMILADE S 1 88.7% +7.6%
PETERS, BRIAN O 1 72.9% +16.1%
BERNS, DANIEL J 1 73.1% +34.1%
CHAMBERS, JOHN MICHAEL 1 0.0% +0.0%

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
19207252 SYSTEMS AND METHODS FOR PROVIDING BLOCK CHAIN-BASED MULTIFACTOR PERSONAL IDENTITY VERIFICATION GOODCHILD, WILLIAM J —

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
18362307 Method and Apparatus for Firearm Storage WATSON, PETER HUCKLEBERRY 45d overdue
18745727 User-Reconfigurable Metal Detector Customization and Installation System and Method Therefor ZAKARIA, AKM 13d
17919438 Calcium and/or Magnesium Additive for Membrane and Fouling Control and System and Process for Membrane Fouling Control Using the Additive MENON, KRISHNAN S 42d
19310474 SYSTEM AND METHOD OF IMMUTABLE ELECTRONIC HEALTH RECORD DATA STORAGE ORTIZ DITREN, BELIX M —
19210906 SYSTEMS AND DEVICES FOR THE DELIVERY OF TAILORABLE MEDICAMENT TO THE GINGIVAL CREVICE AND METHODS THEREOF MAI, HAO D —
18990686 SYSTEMS AND METHODS FOR NEURAL PATHWAYS CREATION/REINFORCEMENT BY NEURAL DETECTION WITH VIRTUAL FEEDBACK LANE, DANIEL E —
18887742 Tracking Two-Dimensional Objects in a Three-Dimensional Coordinate Space MAZUMDER, TAPAS —
18438378 Interactive Sports Training System PETERS, BRIAN O —

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
18745727 User-Reconfigurable Metal Detector Customization and Installation System and Method Therefor ZAKARIA, AKM 13d
19210906 SYSTEMS AND DEVICES FOR THE DELIVERY OF TAILORABLE MEDICAMENT TO THE GINGIVAL CREVICE AND METHODS THEREOF MAI, HAO D —
19207252 SYSTEMS AND METHODS FOR PROVIDING BLOCK CHAIN-BASED MULTIFACTOR PERSONAL IDENTITY VERIFICATION GOODCHILD, WILLIAM J —
18887742 Tracking Two-Dimensional Objects in a Three-Dimensional Coordinate Space MAZUMDER, TAPAS —
18438378 Interactive Sports Training System PETERS, BRIAN O —
18558315 METHOD AND INSTALLATION FOR PRODUCING LIME OR DOLIME BERNS, DANIEL J —

Client Portfolio (14 clients)

Top Art Units

Art UnitApps
28582
37721
37151
26151
37111
17361
17731
36751
39931
21541

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19310474 SYSTEM AND METHOD OF IMMUTABLE ELECTRONIC HEALTH RECORD DATA STORAGE Technologies Ip, LLC ORTIZ DITREN, BELIX M §101DP Non-Final OA — Pending Aug 26, 2025
19210906 SYSTEMS AND DEVICES FOR THE DELIVERY OF TAILORABLE MEDICAMENT TO THE GINGIVAL CREVICE AND METHODS THEREOF Texas Tech University System MAI, HAO D 3772 §103§112 Non-Final OA — Pending May 16, 2025
19207252 SYSTEMS AND METHODS FOR PROVIDING BLOCK CHAIN-BASED MULTIFACTOR PERSONAL IDENTITY VERIFICATION Black Gold Coin, Inc. GOODCHILD, WILLIAM J §102Other Non-Final OA — Pending May 13, 2025
18990686 SYSTEMS AND METHODS FOR NEURAL PATHWAYS CREATION/REINFORCEMENT BY NEURAL DETECTION WITH VIRTUAL FEEDBACK Neuromersive, Inc. LANE, DANIEL E 3715 §102§103 Final Rejection — Pending Dec 20, 2024
18887742 Tracking Two-Dimensional Objects in a Three-Dimensional Coordinate Space Worlds Enterprises, Inc. MAZUMDER, TAPAS 2615 §103§112 Final Rejection — Pending Sep 17, 2024
18745727 User-Reconfigurable Metal Detector Customization and Installation System and Method Therefor Garrett Electronics, Inc. ZAKARIA, AKM 2858 §102§103 Non-Final OA 13d Pending Jun 17, 2024
18745770 Methods and Systems for Managing the Reconfiguration of Metal Detectors Garrett Electronics, Inc. RHODES-VIVOUR, TEMILADE S 2858 Other Non-Final OA — Pending Jun 17, 2024
18438378 Interactive Sports Training System Gambit Training Technologies, LLC PETERS, BRIAN O 3711 §103§112 Non-Final OA — Pending Feb 09, 2024
18558315 METHOD AND INSTALLATION FOR PRODUCING LIME OR DOLIME S.A. Lhoist Recherche Et Developpement BERNS, DANIEL J 1736 §103§112 Non-Final OA — Pending Oct 31, 2023
18551964 LASER NOTCHING APPARATUS Youilet Co., Ltd. CHAMBERS, JOHN MICHAEL §102§103§112 Non-Final OA — Pending Sep 22, 2023
18463129 PASSIVE DEHUMIDIFIER FOR ENVIRONMENT CONTROL UNITS Textron Innovations, Inc. BUI, DUNG H 1773 §103 Final Rejection 37d overdue Pending Sep 07, 2023
18362307 Method and Apparatus for Firearm Storage Granite Security Products, Inc. WATSON, PETER HUCKLEBERRY 3675 §102§103§112 Non-Final OA 45d overdue Pending Jul 31, 2023
18076797 Reversible Clearance Indicator Assembly and Method of Use Chandler Signs, LLC GILBERT, WILLIAM V 3993 §112 Non-Final OA 204d overdue Pending Dec 07, 2022
17775518 System and Method of Electronic Health Record Data Qualification Synerio Technologies, Inc. ROSTAMI, MOHAMMAD S 2154 §101§103 Non-Final OA — Pending Nov 03, 2022
17919438 Calcium and/or Magnesium Additive for Membrane and Fouling Control and System and Process for Membrane Fouling Control Using the Additive S. A. Lhoist Recherche Et Developpement MENON, KRISHNAN S 1777 §102§103 Non-Final OA 42d Pending Oct 17, 2022
17812752 COMPACT BATTERY MODULE UTILIZING DUAL-SIDED PCB BUS Textron Innovations Inc. MCNULTY, SEAMUS PATRICK 1752 §103 Final Rejection 27d Pending Jul 15, 2022
16906946 Electronic Healthcare Record Data Blockchain System Technologies Ip, LLC RAZA, ZEHRA 3697 §103 Non-Final OA — Pending Jun 19, 2020

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