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Speech Transcription LLC v. Sondrel Inc. — Speech Recognition Patent Dispute | PatSnap
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Case ID3:23-cv-04199
FiledAug 2023
ClosedFeb 2024
Patent Litigation

Speech Transcription LLC v. Sondrel Inc. — Voluntarily Dismissed Without Prejudice

Speech Transcription LLC asserted US8938799B2 against Sondrel’s SFA100 chip in the Northern District of California. The plaintiff voluntarily dismissed without prejudice after just 175 days — before Sondrel filed any responsive pleading, leaving the door open for potential refiling.

Resolution time
175days
175 days — resolved before any responsive pleading was filed
Patents asserted
1
US8938799B2 — Sondrel SFA100 chip; speech transcription processing technology
Outcome
Dismissed without Prejudice
Without prejudice — Speech Transcription LLC may refile claims against Sondrel
Cost ruling
N/A
No cost order recorded; each party presumed to bear own costs
Published by PatSnap Insights Team · Verified by PatSnap Eureka Data
Case overview

Early voluntary exit in a speech-tech chip IP dispute

Speech Transcription LLC filed suit against Sondrel Inc. on 17 August 2023 in the Northern District of California before Judge Vince Chhabria, asserting patent US8938799B2 against Sondrel’s SFA100 product. Sondrel is a semiconductor and ASIC design company, and the SFA100 appears to relate to its audio and speech-processing product portfolio. The case was brought by Garteiser Honea, a Texas-based IP trial boutique with a known record of assertion-side patent litigation.

On 8 February 2024 — just 175 days after filing — Speech Transcription LLC filed a notice of voluntary dismissal under FRCP Rule 41(a)(1)(A)(i), dismissing the action without prejudice. Because Sondrel had filed neither an answer nor a motion to dismiss, the plaintiff was entitled to dismiss as of right without court approval. The dismissal was entered without prejudice, meaning the claims survive the dismissal and may be re-asserted in a future action.

The speed of resolution — less than six months, with no responsive pleading from Sondrel — is consistent with several possible dynamics: early licensing or settlement negotiations concluding off the record, a strategic decision to refile in a more favourable venue, or a reassessment of claim strength after pre-litigation due diligence. The public record is silent on the reason for dismissal. The without-prejudice designation means practitioners and competitors of Sondrel should treat this as an unresolved IP risk rather than a concluded matter.

Case at a glance
Case no.3:23-cv-04199
DefendantSondrel, Inc.
CourtCalifornia Northern
JudgeVince Chhabria
FiledAugust 17, 2023
ClosedFebruary 8, 2024
Duration175 days
OutcomeDismissed without Prejudice
Verdict causeInfringement Action
BasisDismissed without Prejudice
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Case data sourced from PACER / California Northern District Court via PatSnap Eureka Litigation Intelligence Explore similar cases ↗
Case timeline

Filing to voluntary dismissal in 175 days

175 days — resolved before any responsive pleading was filed

Case timeline: Complaint filed May 13 2025, NOV–DEC — 175 days total Horizontal timeline showing the three key events in Speech Transcription, LLC v Sondrel, Inc. from filing to voluntary dismissal. Source: PACER, California Northern District Court. AUG 17 2023 Complaint filed NOV–DEC 2023 Pre-trial proceedings FEB 8 2024 Dismissed without prejudice 175 DAYS TOTAL
Dismissal terms

Voluntary dismissal without prejudice — what it means for both sides

Legal mechanism

Rule 41(a)(1)(A)(i): dismissal as of right

FRCP Rule 41(a)(1)(A)(i) permits a plaintiff to dismiss an action without a court order at any time before the opposing party serves an answer or a motion to dismiss. Because Sondrel filed neither, Speech Transcription LLC could exit unilaterally. No judicial approval was required, and no findings were made on the merits of the infringement claims.

No court order needed
Prejudice distinction

Without prejudice: the case is not over

A dismissal without prejudice does not extinguish the underlying claims. Speech Transcription LLC retains the right to refile the same patent claims against Sondrel in another action, subject to applicable statutes of limitations. This is legally distinct from a dismissal with prejudice, which would bar refiling. The public record does not state whether any settlement, licensing agreement, or other resolution was reached — that information, if any exists, is private.

Refiling remains possible
Timing signal

175 days with no answer filed — what this suggests

The case closed before Sondrel submitted any formal response. This timeline is consistent with parties engaging in confidential licensing or settlement discussions shortly after service, or with the plaintiff reassessing its litigation strategy. Early dismissals of this type frequently — though not always — reflect off-record resolution. No public evidence confirms or denies a licensing outcome in this matter.

Pre-answer exit
Venue context

N.D. California: a high-stakes patent forum

The Northern District of California is a technically sophisticated forum often chosen for semiconductor and software IP disputes given the concentration of relevant industry and judicial expertise in the region. Filing here against an ASIC design company like Sondrel signals plaintiff confidence in a tech-literate bench. Judge Vince Chhabria presided; his docket is active with complex commercial and IP matters.

Tech-literate forum
Legal analysis based on PACER docket records for case 3:23-cv-04199 and PatSnap Eureka litigation intelligence Search PatSnap Eureka ↗
Parties and representation

Full party and counsel information

RoleNameTypeDetail
PlaintiffSpeech Transcription, LLCCompanyPatent assertion entity — holder of US8938799B2 in speech transcription technologySearch in Eureka ↗
DefendantSondrel, Inc.CompanySondrel Inc. — ASIC and semiconductor design company; developer of the SFA100 chipSearch in Eureka ↗
Plaintiff counselChristopher Alan HoneaAttorneyCounsel for Speech Transcription, LLCSearch in Eureka ↗
Plaintiff counselRandall GarteiserAttorneyCounsel for Speech Transcription, LLCSearch in Eureka ↗
Defendant counselWillmore F. Holbrow, III.AttorneyCounsel for Sondrel, Inc.Search in Eureka ↗
Presiding judgeJudge Vince ChhabriaChief JudgeCalifornia Northern District Court — Chief JudgeSearch in Eureka ↗
Official verdict

Stipulation of dismissal — official text

“Pursuant to Rule 41(a)(1)(A)(i) of the Federal Rules of Civil Procedure, Plaintiff Speech Transcription, LLC respectfully submits this notice of voluntary dismissal without prejudice of defendant Sondrel, Inc. Sondrel has neither filed an Answer nor a Motion to Dismiss.”
Source: PACER Docket, Case 3:23-cv-04199, California Northern District Court · Filed February 8, 2024

The dismissal notice invokes FRCP 41(a)(1)(A)(i) and explicitly notes Sondrel had filed neither an answer nor a motion to dismiss — confirming the plaintiff’s unilateral right to exit. The without-prejudice designation is legally significant: no merits determination was made, the patent’s validity was never tested in this proceeding, and Speech Transcription LLC retains full standing to reassert US8938799B2 against Sondrel or others. For Sondrel, the dismissal provides procedural relief but no legal protection against future assertion.

PACER case 3:23-cv-04199 · Public docket record Explore in Eureka ↗
Patent at issue

US8938799B2 — Speech transcription processing patent

Publication No.US8938799B2
Application No.US11/597486
Patent details
AssigneeSpeech Transcription, LLC
ProductSondrel SFA100 — ASIC chip targeted for speech transcription functionality
Publication typeB2 — grant (with prior publication)
Cited in actionAugust 17, 2023

US8938799B2, filed under application number US11/597486, is a granted US utility patent held by Speech Transcription LLC covering technology in the speech transcription domain. The patent’s grant number prefix (8,938,799) places it in a cohort issued in the mid-2010s, suggesting an application filing in the mid-2000s — a period of active foundational patent development in digital speech processing. The asserted product, Sondrel’s SFA100, is an ASIC-class chip, indicating the plaintiff’s theory likely involves hardware-implemented transcription or speech recognition functionality.

Speech transcription patents of this vintage can carry broad independent claims covering signal processing pipelines, phoneme or feature extraction methods, or decode architectures — making them relevant to a wide range of audio-capable chips and systems-on-chip. For semiconductor vendors, IP aggregators holding patents in this space represent persistent licensing pressure. The fact that this patent was asserted against a dedicated ASIC designer suggests the claim scope may reach hardware implementations, not merely software stacks — broadening potential defendant pools across the chip design industry.

Patent data sourced from USPTO via PatSnap Eureka patent database Search patent records in Eureka ↗
Freedom to operate

Should your team run an FTO against US8938799B2?

If your organisation designs, integrates, or distributes chips, SoCs, or DSPs with speech transcription, automatic speech recognition, or voice-processing functionality, US8938799B2 is a patent that warrants direct FTO review. The plaintiff’s willingness to assert against a specialised ASIC vendor like Sondrel indicates a claim interpretation broad enough to reach hardware-level implementations — not just software or cloud-based speech engines.

PatSnap Eureka’s FTO Search Agent can map the independent and dependent claims of US8938799B2 against your product architecture, flag prior art that may narrow enforceability, and identify any continuation or divisional patents in the same family that could extend the assertion risk. Setting a claim-change monitor on this patent family ensures your team is notified of any prosecution activity, reissue, or related application that could shift the risk profile before your next product launch.

PatSnap Eureka FTO Search

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Speech Transcription, LLC patent enforcement history, California Northern case history, Speech Transcription, LLC’s full IP portfolio, and comparable case analysis
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Strategic implications

What this case signals for the speech-tech and semiconductor IP landscape

A pre-answer dismissal without prejudice is rarely the end of the story — especially when the asserted patent remains active.

US8938799B2 remains a live enforcement risk for audio-chip developers

The dismissal without prejudice means Speech Transcription LLC’s patent is not exhausted against Sondrel or any other target. Companies developing or integrating speech transcription hardware — including ASIC and SoC vendors — should treat this patent as an active assertion risk and conduct FTO analysis before product launch.

Garteiser Honea’s assertion model favours early resolution pressure

Garteiser Honea is a specialist IP trial boutique with a pattern of filing targeted assertion campaigns. Defendants receiving demand letters or complaints from this firm should anticipate structured settlement negotiation as a likely early-stage dynamic, and engage patent counsel promptly to evaluate invalidity and non-infringement positions.

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Frequently asked questions

Speech v Sondrel — key questions answered

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Use PatSnap Eureka to map US8938799B2 claim scope against your product architecture and monitor the Speech Transcription LLC portfolio for new filings or continuation patents that could expand enforcement risk.

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