Prosecution Insights
Last updated: May 29, 2026

Fortem Ip LLP (Sonos)

12 pending office actions • 2 clients • 12 examiners • 8 art units • 0 of 12 (0%) have an AI response strategy ready • 80 patents granted in the last 365 days

Portfolio Summary

12
Total Pending OAs
8
Non-Final OAs
4
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 12 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

4
Overdue
0
Due this week
3
Due this month
4
Due in next 60 days
1
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. 12 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 30 days (3)Due ≤ 60 days (4)Due later (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.

0
Hard (0%)
10
Medium (83%)
1
Easy (8%)
1
Unknown (8%)

Rejection Statute Mix

BucketCases
§103 only8 (67%)
§102 only1 (8%)
§112 only1 (8%)
Double-patenting + other1 (8%)
No statute on record1 (8%)

Industry Mix

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

0
Life Sciences
0% of docket
4
Information Tech
33% of docket
8
Communications
67% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

120 h
Manual time on pending OAs
24 h
Time saved (low, 20%)
42 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LAEKEMARIAM, YOSEF K 1 82.4% +14.1%
LEROUX, ETIENNE PIERRE 1 88.4% +5.4%
SCHWARTZ, DARREN B 1 74.2% +75.7%
MEI, XU 1 85.3% +6.0%
MOONEY, JAMES K 1 75.7% +22.2%
GUERRA-ERAZO, EDGAR X 1 84.4% +15.4%
BRINEY III, WALTER F 1 65.4% +5.2%
MAUNG, THOMAS H 1 63.6% +39.0%
NGUYEN, HAO HONG 1 67.6% +37.9%
GLASSER, DARA J 1 57.9% +54.4%

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
19346865 IMMERSIVE AUDIO IN A MEDIA PLAYBACK SYSTEM LAEKEMARIAM, YOSEF K 3d overdue
19022968 STORING GENERATED DIGITAL OBJECTS ON A DISTRIBUTED LEDGER LEROUX, ETIENNE PIERRE 34d
18791140 CONTENT RULES ENGINES FOR AUDIO PLAYBACK DEVICES MEI, XU 48d

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
18311862 Audio Content Search in a Media Playback System GLASSER, DARA J 120d overdue
19346865 IMMERSIVE AUDIO IN A MEDIA PLAYBACK SYSTEM LAEKEMARIAM, YOSEF K 3d overdue
18779949 MEMBRANE UNIT FOR SPEAKER DEVICE MOONEY, JAMES K 8d
18474961 Cloud Queue Access Control MAUNG, THOMAS H 9d
18654711 Contextualization of Voice Inputs GUERRA-ERAZO, EDGAR X 16d
18473761 SYSTEMS AND METHODS FOR SELECTIVELY STORING MEDIA CONTENT ON PORTABLE PLAYBACK DEVICES NGUYEN, HAO HONG 56d
18968672 AUTHORIZATION MANAGEMENT IN A MEDIA PLAYBACK SYSTEM SCHWARTZ, DARREN B 77d

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
Sonos 11
Mayht Holding B.V. 1

Top Art Units

Art UnitApps
26923
21612
26952
26911
24351
26561
24471
26571

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19346865 IMMERSIVE AUDIO IN A MEDIA PLAYBACK SYSTEM Sonos, Inc. LAEKEMARIAM, YOSEF K 2691 §103 Non-Final OA 3d overdue Pending Oct 01, 2025
19022968 STORING GENERATED DIGITAL OBJECTS ON A DISTRIBUTED LEDGER Sonos, Inc. LEROUX, ETIENNE PIERRE 2161 §103 Non-Final OA 34d Pending Jan 15, 2025
18968672 AUTHORIZATION MANAGEMENT IN A MEDIA PLAYBACK SYSTEM Sonos, Inc. SCHWARTZ, DARREN B 2435 DPOther Non-Final OA 77d Pending Dec 04, 2024
18791140 CONTENT RULES ENGINES FOR AUDIO PLAYBACK DEVICES Sonos, Inc. MEI, XU 2695 §112 Non-Final OA 48d Pending Jul 31, 2024
18779949 MEMBRANE UNIT FOR SPEAKER DEVICE Mayht Holding B.V. MOONEY, JAMES K 2695 §103 Non-Final OA 8d Pending Jul 22, 2024
18654711 Contextualization of Voice Inputs Sonos, Inc. GUERRA-ERAZO, EDGAR X 2656 Other Non-Final OA 16d Pending May 03, 2024
18411731 Room-Informed Binaural Rendering Sonos, Inc. BRINEY III, WALTER F 2692 §102 Final Rejection 4d overdue Pending Jan 12, 2024
18474961 Cloud Queue Access Control Sonos, Inc. MAUNG, THOMAS H 2692 §103 Non-Final OA 9d Pending Sep 26, 2023
18473761 SYSTEMS AND METHODS FOR SELECTIVELY STORING MEDIA CONTENT ON PORTABLE PLAYBACK DEVICES Sonos, Inc. NGUYEN, HAO HONG 2447 §103 Non-Final OA 56d Pending Sep 25, 2023
18311862 Audio Content Search in a Media Playback System Sonos, Inc. GLASSER, DARA J 2161 §103 Final Rejection 120d overdue Pending May 03, 2023
18184414 MULTICHANNEL COMPRESSED AUDIO TRANSMISSION TO SATELLITE PLAYBACK DEVICES Sonos, Inc. MONIKANG, GEORGE C 2692 §103 Final Rejection 60d Pending Mar 15, 2023
18066926 Synchronized Audio Mixing Sonos, Inc. GAY, SONIA L 2657 §103 Final Rejection 3d overdue Pending Dec 15, 2022

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