Prosecution Insights
Last updated: May 29, 2026

Varian Medical Systems, Inc.

13 pending office actions • 9 art units • 13 examiners • 0 of 13 (0%) have an AI response strategy ready • 31 patents granted in the last 365 days

Portfolio Summary

13
Total Pending OAs
10
Non-Final OAs
1
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 13 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

6
Overdue
0
Due this week
5
Due this month
2
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. 13 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)Due ≤ 30 days (5)Due ≤ 60 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.

0
Hard (0%)
10
Medium (77%)
1
Easy (8%)
2
Unknown (15%)

Rejection Statute Mix

BucketCases
§103 only9 (69%)
§102 only1 (8%)
§112 only1 (8%)
No statute on record2 (15%)

Industry Mix

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

1
Life Sciences
8% of docket
0
Information Tech
0% of docket
3
Communications
23% of docket
3
Semiconductors
23% of docket
6
Mechanical / Eng
46% 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.

130 h
Manual time on pending OAs
26 h
Time saved (low, 20%)
46 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
COLLINS, SEAN W 1 74.0% +28.2%
OKONAK, ELIZABETH LOUISE 1 100.0% +0.0%
HO, ALLEN C 1 86.8% +17.7%
LAM, ANDREW H 1 84.1% +7.3%
JIA, XIN 1 84.7% +13.2%
DOTTIN, DARRYL V 1 79.0% +12.3%
SONG, HOON K 1 86.1% +8.4%
HUPCZEY, JR, RONALD JAMES 1 64.8% +22.1%
ZIEGLER, ABIGAIL M 1 43.6% +49.7%
MOSHER, ERIC PARKER 1

Quick Wins (4)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18694322 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE JIA, XIN 28d overdue
18376461 MULTI-SYSTEM SYNCHRONIZATION FOR OPTICAL SURFACE MONITORING SONG, HOON K 17d overdue
18673692 SYSTEM AND METHOD TO GUIDE A NEEDLE OKONAK, ELIZABETH LOUISE 2d overdue
18694293 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE LAM, ANDREW H 2d overdue

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
18658290 HIGH DOSE RATE RADIOTHERAPY, SYSTEM AND METHOD HO, ALLEN C 44d overdue
18477388 PORTABLE ABLATION APPARATUS AND RELATED METHODS OF USE ZIEGLER, ABIGAIL M 38d overdue
18694322 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE JIA, XIN 28d overdue
18778252 MICROWAVE ABLATION PROBE TIP COLLINS, SEAN W 28d
18477374 MICROWAVE ABLATION PROBE ASSEMBLY AND CABLE STRUCTURE HUPCZEY, JR, RONALD JAMES 30d
18511326 MOTION COMPENSATION DURING CARDIAC RADIOABLATION DOTTIN, DARRYL V 46d

Top Art Units

Art UnitApps
3794 3
3792 2
2884 2
2682 1
2663 1
2683 1
1612 1
3791 1
2881 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18778252 MICROWAVE ABLATION PROBE TIP COLLINS, SEAN W 3794 §112 Non-Final OA 28d Pending Jul 19, 2024
18673692 SYSTEM AND METHOD TO GUIDE A NEEDLE OKONAK, ELIZABETH LOUISE 3792 §103 Non-Final OA 2d overdue Pending May 24, 2024
18658290 HIGH DOSE RATE RADIOTHERAPY, SYSTEM AND METHOD HO, ALLEN C 2884 Other Non-Final OA 44d overdue Pending May 08, 2024
18694293 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE LAM, ANDREW H 2682 §102 Non-Final OA 2d overdue Pending Mar 21, 2024
18694322 METHODS AND APPARATUS FOR RADIOABLATION TREATMENT AREA TARGETING AND GUIDANCE JIA, XIN 2663 §103 Non-Final OA 28d overdue Pending Mar 21, 2024
18511326 MOTION COMPENSATION DURING CARDIAC RADIOABLATION DOTTIN, DARRYL V 2683 §103 Final Rejection 46d Pending Nov 16, 2023
18376461 MULTI-SYSTEM SYNCHRONIZATION FOR OPTICAL SURFACE MONITORING SONG, HOON K 2884 §103 Non-Final OA 17d overdue Pending Oct 04, 2023
18477374 MICROWAVE ABLATION PROBE ASSEMBLY AND CABLE STRUCTURE HUPCZEY, JR, RONALD JAMES 3794 §103 Non-Final OA 30d Pending Sep 28, 2023
18477388 PORTABLE ABLATION APPARATUS AND RELATED METHODS OF USE ZIEGLER, ABIGAIL M 3794 §103 Non-Final OA 38d overdue Pending Sep 28, 2023
18451174 BIODEGRADABLE RADIOPAQUE MICROSPHERE MOSHER, ERIC PARKER 1612 Other Non-Final OA 14d Pending Aug 17, 2023
18163531 ABLATION PROBES WITH GUIDANCE INDICATORS TO SUPPORT LOCATION AND DIRECTION GUIDANCE SYSTEMS SIRCAR, ALISHA JITENDRA 3792 §103 Non-Final OA 8d Pending Feb 02, 2023
17710970 BRACHYTHERAPY TREATMENT SYSTEM AND METHOD OF OPERATING THE SYSTEM DORNA, CARRIE R 3791 §103 Non-Final OA 35d Pending Mar 31, 2022
17204657 USE OF MAGNETIC ELEMENTS TO SHAPE AND DEFOCUS CHARGED PARTICLE BEAMS OSENBAUGH-STEWART, ELIZA W 2881 §103 Non-Final OA 29d Pending Mar 17, 2021

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