Prosecution Insights
Last updated: October 25, 2026

Elekta AB

Technology areas: Communications • Semiconductors, Circuits & Optics • Medical Devices & Mechanical Engineering

17 pending office actions • 11 art units • 16 examiners • 0 of 17 (0%) have an AI response strategy ready • 39 patents granted in the last 365 days

Analysis

Elekta AB has 19 pending office actions in Semiconductors, Circuits & Optics. The docket spans 18 distinct examiners and 13 distinct art units, demonstrating substantial dispersion across examination personnel and a meaningful range of technical assignments.

CASLER, BRIAN L is the busiest examiner, with 2 pending matters. The small cluster does not account for most of the pending activity, which is spread among other examiners. Portfolio management should therefore emphasize coordinated technical positions, careful art-unit tracking, and responses tailored to the individual prosecution history of each case.

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

Portfolio Summary

17
Total Pending OAs
12
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
1
Due this month
0
Due in next 60 days
0
Due later

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.

13
Hard (76%)
2
Medium (12%)
1
Easy (6%)
1
Unknown (6%)

Rejection Statute Mix

BucketCases
§101 only1 (6%)
§101 + other7 (41%)
§103 only2 (12%)
§112 only1 (6%)
Multi-statute (no §101)5 (29%)
No statute on record1 (6%)

Industry Mix

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

0
Life Sciences
0% of docket
2
Information Tech
12% of docket
4
Communications
24% of docket
4
Semiconductors
24% of docket
7
Mechanical / Eng
41% 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.

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
CASLER, BRIAN L 2 79.2% +21.4%
WASEEM, HUMA 1 17.5% +20.2%
TANINGCO, MARCUS H 1 81.0% +6.6%
CAMMARATA, MICHAEL ROBERT 1 69.8% +34.6%
EDOUARD, JONATHAN CHRISTOPHER 1 23.7% +39.0%
BRAHMACHARI, MANDRITA 1 76.9% +28.4%
KAO, CHIH CHENG G 1 82.7% +9.5%
NAJARIAN, LENA 1 38.9% +38.9%
TRAN, PHUOC 1 85.4% +8.8%
LIN, JESSICA YIFANG 1 81.3% +12.5%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18990372 IMAGING SYSTEM KAO, CHIH CHENG G —
18811265 METHOD FOR GENERATING SYNTHETIC IMAGES TRAN, PHUOC —

Hard Cases (13)

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
18915420 METHOD FOR MODIFYING MEDICAL IMAGING PROTOCOL PARAMETERS NAJARIAN, LENA 27d
19481625 OPPORTUNITY ANALYSES FOR RADIOTHERAPY SYSTEMS WASEEM, HUMA —
18661025 COMPUTER-IMPLEMENTED METHOD FOR USE IN A RADIOTHERAPY WORKFLOW CAMMARATA, MICHAEL ROBERT —
18694752 PARTICLE THERAPY USING TEMPORO-SPATIAL DOSE HETEROGENEITIES CASLER, BRIAN L —
18522022 Method And System For Processing Medical Data EDOUARD, JONATHAN CHRISTOPHER —
18559991 PARTICLE DOSE OPTIMIZATION FOR PARTICLE ARC THERAPY CASLER, BRIAN L —
18790412 METHOD AND SYSTEM FOR IMAGE RECONSTRUCTION LIN, JESSICA YIFANG —
18734787 METHOD FOR USE WITH A RADIOTHERAPY DEVICE DESTA, ELIAS —

Interview Candidates (8)

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
18015204 ARTIFICIAL INTELLIGENCE SYSTEM TO SUPPORT ADAPTIVE RADIOTHERAPY BRAHMACHARI, MANDRITA 11d overdue
18915420 METHOD FOR MODIFYING MEDICAL IMAGING PROTOCOL PARAMETERS NAJARIAN, LENA 27d
19481625 OPPORTUNITY ANALYSES FOR RADIOTHERAPY SYSTEMS WASEEM, HUMA —
18661025 COMPUTER-IMPLEMENTED METHOD FOR USE IN A RADIOTHERAPY WORKFLOW CAMMARATA, MICHAEL ROBERT —
18694752 PARTICLE THERAPY USING TEMPORO-SPATIAL DOSE HETEROGENEITIES CASLER, BRIAN L —
18522022 Method And System For Processing Medical Data EDOUARD, JONATHAN CHRISTOPHER —
18559991 PARTICLE DOSE OPTIMIZATION FOR PARTICLE ARC THERAPY CASLER, BRIAN L —
18790412 METHOD AND SYSTEM FOR IMAGE RECONSTRUCTION LIN, JESSICA YIFANG —

Top Art Units

Art UnitApps
3791 4
2884 3
2668 2
3686 1
2667 1
3683 1
2144 1
3687 1
2857 1
2662 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19481625 OPPORTUNITY ANALYSES FOR RADIOTHERAPY SYSTEMS WASEEM, HUMA 3686 §101§103 Non-Final OA — Pending Nov 05, 2025
18888511 FAST GENERATION OF MULTI-LEAF COLLIMATOR (MLC) OPENINGS USING HIERARCHICAL MULTI-RESOLUTION MATCHING TANINGCO, MARCUS H 2884 Other Final Rejection — Pending Sep 18, 2024
18661025 COMPUTER-IMPLEMENTED METHOD FOR USE IN A RADIOTHERAPY WORKFLOW CAMMARATA, MICHAEL ROBERT 2667 §102§103§112 Non-Final OA — Pending May 10, 2024
18694752 PARTICLE THERAPY USING TEMPORO-SPATIAL DOSE HETEROGENEITIES CASLER, BRIAN L 3791 §101§103 Non-Final OA — Pending Mar 22, 2024
18522022 Method And System For Processing Medical Data EDOUARD, JONATHAN CHRISTOPHER 3683 §101§102§103 Non-Final OA — Pending Nov 28, 2023
18559991 PARTICLE DOSE OPTIMIZATION FOR PARTICLE ARC THERAPY CASLER, BRIAN L 3791 §101§102 Non-Final OA — Pending Nov 09, 2023
18015204 ARTIFICIAL INTELLIGENCE SYSTEM TO SUPPORT ADAPTIVE RADIOTHERAPY BRAHMACHARI, MANDRITA 2144 §103 Final Rejection 11d overdue Pending Jan 09, 2023
18990372 IMAGING SYSTEM KAO, CHIH CHENG G 2884 §112 Non-Final OA — Pending Dec 20, 2024
18915420 METHOD FOR MODIFYING MEDICAL IMAGING PROTOCOL PARAMETERS NAJARIAN, LENA 3687 §101§103§112 Non-Final OA 27d Pending Oct 15, 2024
18811265 METHOD FOR GENERATING SYNTHETIC IMAGES TRAN, PHUOC 2668 §103 Final Rejection — Pending Aug 21, 2024
18790412 METHOD AND SYSTEM FOR IMAGE RECONSTRUCTION LIN, JESSICA YIFANG 2668 §102§103 Final Rejection — Pending Jul 31, 2024
18734787 METHOD FOR USE WITH A RADIOTHERAPY DEVICE DESTA, ELIAS 2857 §101 Non-Final OA — Pending Jun 05, 2024
18393908 GANTRY DRIVE SONG, HOON K 2884 §102§103Other Non-Final OA — Pending Dec 22, 2023
18561994 DRIVING GATED TREATMENT DELIVERIES MATTHEWS, CHRISTINE HOPKINS 3791 §102§103§112 Non-Final OA — Pending Nov 17, 2023
18550829 SYSTEM AND METHOD FOR ASSESSING THE PERFORMANCE OF A RADIOTHERAPY APPARATUS DIETZ, NOE ROBERT 3791 §102§103 Final Rejection — Pending Sep 15, 2023
18253849 METHOD AND APPARATUS FOR IDENTIFYING IMAGE SHIFT GOEBEL, EMMA ROSE 2662 §101§103 Non-Final OA — Pending May 22, 2023
18246288 MAGNETRON MAINTENANCE TSENG, KYLE HWA-KAI 2189 §101§102§103§112 Non-Final OA — Pending Mar 22, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Elekta AB have?

Elekta AB has 17 pending office actions as of October 2026, spread across 11 art units and 16 examiners.

Which USPTO examiner handles the most Elekta AB applications?

Brian L Casler has the most, with 2 of Elekta AB's pending office actions.

What technology area are Elekta AB's patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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