Prosecution Insights
Last updated: October 25, 2026

Gardner, Linn, Burkhart & Ondersma LLP

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

31 pending office actions • 19 clients • 28 examiners • 25 art units • 0 of 31 (0%) have an AI response strategy ready

Analysis

Gardner, Linn, Burkhart & Ondersma LLP has 27 pending office actions in Transportation, E-Commerce & Mechanical Systems and 3210 career applications. The record shows an active docket supported by substantial historical application activity.

The resolved allowance rate is 93.96%, and the average is 2.5 office actions per allowance. Practitioners can use these metrics to distinguish the firm’s resolved outcome record from the examination activity associated with allowed matters.

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

Quality Metrics (n=3210 apps, methodology: how we score firms)

94.0%
Allowance Rate
n=3210
+0.56σ
Allowance Rate (norm)
n=3210
2.5
OAs to Allowance
n=1619
-0.53σ
OAs to Allow (norm)
n=1619
892 days
Time to Allowance
n=1619
+3.3pp
Interview Lift
n=3210
15.4%
RCE Rate
n=3210
1.3%
Appeal Rate
n=3210

Rejection Performance (% of received rejections ultimately overcome)

85.7%
§101 Overcome
n=63
86.0%
§102 Overcome
n=613
86.7%
§103 Overcome
n=926
89.3%
§112 Overcome
n=647

Specialization & Scale

B65G, H01R, G01S
Top CPC Subclasses
12%
Top-3 CPC Share
n=3210
1
Practitioners
n=3210
3210.0
Apps / Practitioner
n=3210

Portfolio Summary

31
Total Pending OAs
22
Non-Final OAs
9
Final Rejections
0
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.

3
Overdue
0
Due this week
2
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 (3)Due ≤ 30 days (2)

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.

19
Hard (61%)
9
Medium (29%)
2
Easy (6%)
1
Unknown (3%)

Rejection Statute Mix

BucketCases
§101 + other1 (3%)
§103 only8 (26%)
§102 only1 (3%)
§112 only1 (3%)
Double-patenting only1 (3%)
Multi-statute (no §101)18 (58%)
No statute on record1 (3%)

Industry Mix

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

4
Life Sciences
13% of docket
4
Information Tech
13% of docket
0
Communications
0% of docket
3
Semiconductors
10% of docket
20
Mechanical / Eng
65% 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.

310 h
Manual time on pending OAs
62 h
Time saved (low, 20%)
108 h
Time saved (mid, 35%)
2.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
YANG, CHENG FONG 4 61.9% +24.5%
LOPEZ, MICHELLE 1 81.8% +11.7%
WONG, TITUS 1 77.5% +19.6%
BROWN, SETH RICHARD 1 48.9% +44.3%
WANG, CHAO 1 80.8% +81.2%
HESS, DOUGLAS A 1 88.9% +10.6%
RAHMAN, MD M 1 92.4% +11.9%
MARSH, STEVEN M 1 79.5% +7.2%
BROWN, ANTHONY D 1 85.5% +15.0%
KHANDKER, RAIHAN R 1 64.4% +55.6%

Quick Wins (3)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
19108249 AUTOMATIC SELF ALIGNING AND SELF SUSTAINING BELT TRACKING SYSTEM FOR BELTED CONVEYORS HESS, DOUGLAS A —
19108300 SYSTEMS AND METHODS FOR MEASURING PROPERTIES OF WATER AT SITE RAHMAN, MD M —
19053077 DRIFT DETECTION IN REMOTE COMPUTER SYSTEMS BROWN, ANTHONY D —

Hard Cases (19)

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
18899445 MEDICAL TEST DEVICE PACKAGE, PACKAGING SYSTEM AND METHOD OF PACKAGING A MEDICAL TEST DEVICE KOTIS, JOSHUA G 26d overdue
17582587 AUTOMOTIVE RADAR DEVICE ZHU, NOAH YI MIN 2d overdue
17724771 FLUID-DRIVEN HATCH PONCIANO, PATRICK BERNAS 13d
19348037 POWER TOOL SYSTEM HAVING A BATTERY PACK LOPEZ, MICHELLE —
19126789 FRICTION-LIFT TORSO HARNESS AND PATIENT HANDLING DEVICE BROWN, SETH RICHARD —
19180684 PASSWORD AUDITING IN REMOTE COMPUTER SYSTEMS WANG, CHAO —
19107100 SCREW WITH STEPPED HEAD MARSH, STEVEN M —
18880338 METHOD OF FIXATION OF INTRALUMINAL DEVICE, INTRALUMINAL FIXATION SYSTEM AND INTRALUMINAL FASTENER KHANDKER, RAIHAN R —

Interview Candidates (12)

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
19348037 POWER TOOL SYSTEM HAVING A BATTERY PACK LOPEZ, MICHELLE —
19128349 ADAPTER HANDSET AND METHOD OF OPERATION WONG, TITUS —
19126789 FRICTION-LIFT TORSO HARNESS AND PATIENT HANDLING DEVICE BROWN, SETH RICHARD —
19180684 PASSWORD AUDITING IN REMOTE COMPUTER SYSTEMS WANG, CHAO —
19108249 AUTOMATIC SELF ALIGNING AND SELF SUSTAINING BELT TRACKING SYSTEM FOR BELTED CONVEYORS HESS, DOUGLAS A —
19108300 SYSTEMS AND METHODS FOR MEASURING PROPERTIES OF WATER AT SITE RAHMAN, MD M —
19053077 DRIFT DETECTION IN REMOTE COMPUTER SYSTEMS BROWN, ANTHONY D —
18880338 METHOD OF FIXATION OF INTRALUMINAL DEVICE, INTRALUMINAL FIXATION SYSTEM AND INTRALUMINAL FASTENER KHANDKER, RAIHAN R —

Client Portfolio (19 clients)

Top Art Units

Art UnitApps
37814
36553
37312
21811
37861
24391
36511
28771
36321
24081

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19348037 POWER TOOL SYSTEM HAVING A BATTERY PACK Michael E. Nipke, LLC LOPEZ, MICHELLE 3731 §103§112 Final Rejection — Pending Oct 02, 2025
19128349 ADAPTER HANDSET AND METHOD OF OPERATION Wellnomics Limited WONG, TITUS 2181 §103 Non-Final OA — Pending May 08, 2025
19126789 FRICTION-LIFT TORSO HARNESS AND PATIENT HANDLING DEVICE Hapai Transfer Systems Limited BROWN, SETH RICHARD 3786 §103§112 Non-Final OA — Pending May 02, 2025
19180684 PASSWORD AUDITING IN REMOTE COMPUTER SYSTEMS Sandfly Security Limited WANG, CHAO 2439 §103§112 Non-Final OA — Pending Apr 16, 2025
19108249 AUTOMATIC SELF ALIGNING AND SELF SUSTAINING BELT TRACKING SYSTEM FOR BELTED CONVEYORS Dematic Corp. HESS, DOUGLAS A 3651 §102 Non-Final OA — Pending Mar 03, 2025
19108300 SYSTEMS AND METHODS FOR MEASURING PROPERTIES OF WATER AT SITE Hydro-Metrics Limited RAHMAN, MD M 2877 §103 Non-Final OA — Pending Mar 03, 2025
19107100 SCREW WITH STEPPED HEAD Spax International GmbH & Co. Kg MARSH, STEVEN M 3632 §102§103§112 Non-Final OA — Pending Feb 27, 2025
19053077 DRIFT DETECTION IN REMOTE COMPUTER SYSTEMS Sandfly Security Limited BROWN, ANTHONY D 2408 §103 Non-Final OA — Pending Feb 13, 2025
18880338 METHOD OF FIXATION OF INTRALUMINAL DEVICE, INTRALUMINAL FIXATION SYSTEM AND INTRALUMINAL FASTENER Bfkw, LLC KHANDKER, RAIHAN R 3771 §102§103§112 Non-Final OA — Pending Dec 31, 2024
19005566 ENDOSCOPE CONVERSION KIT Bfkw, LLC YANG, CHENG FONG 3781 §102§103 Non-Final OA — Pending Dec 30, 2024
19005519 SYSTEM ADAPTED TO DEPLOY AN INTRALUMINAL DEVICE Bfkw, LLC YANG, CHENG FONG 3781 §103§112 Non-Final OA — Pending Dec 30, 2024
19005536 INTRALUMINAL DEPLOYMENT SYSTEM Bfkw, LLC YANG, CHENG FONG 3781 §102§103 Non-Final OA — Pending Dec 30, 2024
19005579 METHOD OF DEPLOYING AN INTRALUMINAL DEVICE AND INTRALUMINAL SYSTEM Bfkw, LLC YANG, CHENG FONG 3781 §103 Non-Final OA — Pending Dec 30, 2024
18999663 ROBOTIC AUTOMATED STORAGE AND RETRIEVAL SYSTEM AND METHOD OF STORING ARTICLES Dematic Corp. WAGGONER, TIMOTHY R 3655 DP Non-Final OA — Pending Dec 23, 2024
18914762 SYSTEM AND METHOD FOR EVALUATING VEHICLE AXLE DIFFERENTIALS Bpg Sales And Technology Investments, LLC NGUYEN, QUANG X.L. 2853 §102§103 Non-Final OA — Pending Oct 14, 2024
18899445 MEDICAL TEST DEVICE PACKAGE, PACKAGING SYSTEM AND METHOD OF PACKAGING A MEDICAL TEST DEVICE Kinematic Automation, Inc. KOTIS, JOSHUA G 3731 §102§103 Non-Final OA 26d overdue Pending Sep 27, 2024
18808426 SCREEN ROOM FOR RECREATIONAL VEHICLES Meded Associates, Inc. MORROW, JASON S 3612 §112 Non-Final OA — Pending Aug 19, 2024
18838414 METHOD AND DEVICE FOR AUTOMATICALLY STACKING PACKAGES ON A SUPPORT IN MULTIPLE LAYERS Dematic GmbH BROTHERS, LAURENCE RAPHAEL 3655 §103 Non-Final OA — Pending Aug 14, 2024
18625642 METHOD AND APPARATUS FOR SYSTEM COMPONENT CONFIGURATION AND DIAGNOSTIC SCANNING Lightguide, Inc. PRIFTI, AUREL 2175 §101§102§103 Final Rejection — Pending Apr 03, 2024
18597712 DE-ICING SPRAYER OY Hilltip AB GREENLUND, JOSEPH A 3752 §103 Final Rejection — Pending Mar 06, 2024
18686495 MASSAGE APPLICATOR WITH CONNECTOR CAVITY Bb3000M D.O.O. VO, TU A 3785 §102§103§112 Non-Final OA — Pending Feb 26, 2024
18501638 SYSTEM FOR IMAGE ACQUISITION, ANALYSIS, AND CHARACTERIZATION OF TISSUE SAMPLES Diagnostic Instruments, Inc. FAYE, MAMADOU 2884 §103 Non-Final OA 23d overdue Pending Nov 03, 2023
18485466 STORAGE SYSTEM WITH A MULTI-LEVEL STORAGE RACK AND METHOD OF OPERATION FOR PROVIDING TRANSPORT UNITS FROM A STORAGE FACILITY ON AT LEAST ONE REMOVAL LINE Dematic GmbH KEENAN, JAMES W 3655 §103§112 Final Rejection — Pending Oct 12, 2023
18480610 LABEL PRINTER APPLICATOR FOR A CONVEYOR SYSTEM Dematic Corp. KOCH, GEORGE R 1745 §103§112 Non-Final OA — Pending Oct 04, 2023
18553034 STEEL STRIP MADE OF A HIGH-STRENGTH MULTIPHASE STEEL AND PROCESS FOR PRODUCING SUCH A STEEL STRIP Salzgitter Flachstahl GmbH HILL, STEPHANI A 1735 §102§103§112Other Final Rejection — Pending Sep 28, 2023
18547444 HIGH-STRENGTH HOT-ROLLED FLAT STEEL PRODUCT HAVING HIGH LOCAL COLD FORMABILITY AND A METHOD OF PRODUCING SUCH A FLAT STEEL PRODUCT Salzgitter Flachstahl GmbH SU, XIAOWEI 1733 §103§112 Non-Final OA — Pending Aug 22, 2023
18305891 SYSTEM FOR PROVIDING CIRCULATING AIR FOR A VERTICAL GARDENING SYSTEM Pipp Mobile Storage Systems, Inc. CLERKLEY, DANIELLE A 3643 Other Non-Final OA — Pending Apr 24, 2023
17983095 RFID ENABLED WAREHOUSE MANAGEMENT SYSTEM AND METHOD Dematic Corp. RODRIGUEZ, JOSEPH C 3653 §103 Final Rejection 29d Pending Nov 08, 2022
17724771 FLUID-DRIVEN HATCH Dcl, Inc. PONCIANO, PATRICK BERNAS 3634 §102§103§112 Final Rejection 13d Pending Apr 20, 2022
17763449 METHOD FOR PRODUCING A PRESS-HARDENED SHEET STEEL PART HAVING AN ALUMINIUM-BASED COATING, INITIAL SHEET METAL BLANK, AND A PRESS-HARDENED SHEET STEEL PART MADE THEREFROM Salzgitter Flachstahl GmbH LA VILLA, MICHAEL EUGENE 1784 §103§112 Final Rejection — Pending Mar 24, 2022
17582587 AUTOMOTIVE RADAR DEVICE UHNDER, INC. ZHU, NOAH YI MIN 3648 §103§112 Final Rejection 2d overdue Pending Jan 24, 2022

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Frequently Asked Questions

What is Gardner, Linn, Burkhart & Ondersma LLP's patent allowance rate?

94.0% of resolved applications prosecuted by Gardner, Linn, Burkhart & Ondersma LLP were allowed, across 3,210 applications in USPTO records.

How many office actions does Gardner, Linn, Burkhart & Ondersma LLP average before allowance?

2.50 office actions per allowed application on average.

How many pending office actions does Gardner, Linn, Burkhart & Ondersma LLP have?

31 pending office actions as of October 2026, for 19 clients, before 28 examiners in 25 art units.

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