Book a demo
RecepTrexx LLC v. 8×8 Inc. — Cellular Phone Message Playback Patent Dispute | PatSnap
Explore in Eureka
Case ID1:24-cv-00120
FiledJan 2024
ClosedFeb 2024
Patent Litigation

RecepTrexx LLC v. 8×8 Inc. — Dismissed Without Prejudice After Just 7 Days

RecepTrexx LLC filed suit against cloud communications provider 8×8 Inc. in Delaware federal court, asserting reissue patent USRE042997E covering triggered playback of recorded messages to incoming cellular calls. The plaintiff voluntarily dismissed the action without prejudice just seven days after filing — one of the shortest lifespans on record for a patent infringement complaint.

Resolution time
7days
Case lifespan — 7 days from filing to dismissal, far below the median for patent cases
Patents asserted
1
USRE042997E — triggered playback of recorded messages to incoming cellular calls
Outcome
Dismissed without Prejudice
Without prejudice — RecepTrexx retains the right to refile the same claims against 8×8
Cost ruling
Not recorded
No costs order entered — case closed before defendant responded
Published by PatSnap Insights Team · Verified by PatSnap Eureka Data
Case overview

Seven-day patent complaint against cloud comms provider 8×8

On January 31, 2024, RecepTrexx LLC filed an infringement action against 8×8 Inc. in the U.S. District Court for the District of Delaware before Chief Judge Jennifer L. Hall. The complaint centred on USRE042997E, a reissued U.S. patent directed at the triggered playback of recorded messages to incoming telephone calls received by a cellular phone — technology directly relevant to 8×8’s cloud-based communications and virtual receptionist product lines.

On February 6, 2024 — just six days after filing — RecepTrexx invoked Federal Rule of Civil Procedure 41(a)(1)(A)(i) to voluntarily dismiss the action without prejudice. Because 8×8 had not yet filed an answer or moved for summary judgment, the dismissal was available as of right, requiring no court approval. The case was formally closed on February 7, 2024. A dismissal without prejudice leaves the underlying claims intact and preserves RecepTrexx’s option to refile.

A seven-day case lifespan is exceptionally brief even by the standards of NPE-style patent filings. The speed of dismissal suggests the complaint may have served a tactical purpose — initiating licensing discussions, preserving a jurisdictional position, or correcting a procedural deficiency — rather than pursuing a full merits determination. The public record is silent on whether any settlement or licensing agreement was reached; the dismissal terms disclosed nothing beyond the FRCP 41 mechanism itself.

Case at a glance
Case no.1:24-cv-00120
Defendant8×8, Inc.
CourtDelaware
JudgeJennifer L. Hall
FiledJanuary 31, 2024
ClosedFebruary 7, 2024
Duration7 days
OutcomeDismissed without Prejudice
Verdict causeInfringement Action
BasisDismissed without Prejudice
Prior Art Intelligence
See what prior art exists on this patent.
Eureka scans millions of patents and papers to surface prior art that may have invalidated these claims before costly litigation begins.
Check Prior Art
Case data sourced from PACER / Delaware District Court via PatSnap Eureka Litigation Intelligence Explore similar cases ↗
Case timeline

Filing to voluntary dismissal in 7 days

Case lifespan — 7 days from filing to dismissal, far below the median for patent cases

Case timeline: Complaint filed May 13 2025, FEB–MAR — 7 days total Horizontal timeline showing the three key events in RecepTrexx, LLC v 8×8, Inc. from filing to voluntary dismissal. Source: PACER, Delaware District Court. JAN 31 2024 Complaint filed FEB–MAR 2024 Pre-trial proceedings FEB 7 2024 Dismissed without prejudice 7 DAYS TOTAL
Dismissal terms

Voluntary dismissal without prejudice under FRCP 41(a)(1)(A)(i)

Legal mechanism

FRCP 41(a)(1)(A)(i): Dismissal as of right

Under Federal Rule of Civil Procedure 41(a)(1)(A)(i), a plaintiff may dismiss an action without a court order at any time before the defendant serves an answer or a motion for summary judgment. RecepTrexx exercised this right on February 6, 2024. Because 8×8 had not yet responded, no judicial approval was needed — the filing of the notice itself effected the dismissal.

No court order required
Prejudice status

Without prejudice: the refiling right survives

A dismissal without prejudice does not resolve the underlying merits. RecepTrexx retains the right to assert USRE042997E against 8×8 again in a future action, subject to applicable statutes of limitation and any two-dismissal rule considerations. The public record does not disclose whether a licensing agreement or settlement was reached — the dismissal notice is silent on any such terms.

Claims preserved — refiling possible
Tactical context

Seven days: what an ultra-short lifespan typically signals

Cases dismissed within a week of filing most commonly indicate one of three scenarios: a filing intended to trigger licensing negotiations that succeeded rapidly; a procedural or venue correction where a refiled complaint was imminent; or a pre-suit demand that was resolved before the defendant needed to engage. None of these can be confirmed from the public record, but the pattern is consistent with NPE enforcement strategy.

Likely tactical filing
Cost exposure

No costs awarded — 8×8 incurred minimal defence burden

Because the case closed before 8×8 filed any response, the defendant is unlikely to have incurred significant legal costs and no costs order was entered. Under the American Rule, each party bears its own fees absent a specific award. The early dismissal effectively neutralised any fee-shifting risk for both sides under 35 U.S.C. § 285, which requires a finding that the case is ‘exceptional’.

No fee-shifting exposure
Legal analysis based on PACER docket records for case 1:24-cv-00120 and PatSnap Eureka litigation intelligence Search PatSnap Eureka ↗
Parties and representation

Full party and counsel information

RoleNameTypeDetail
PlaintiffRecepTrexx, LLCCompanyPatent assertion entity — holder of USRE042997E covering cellular call message playbackSearch in Eureka ↗
Defendant8×8, Inc.Company8×8 Inc. — cloud-based communications platform provider offering UCaaS and contact centre solutionsSearch in Eureka ↗
Plaintiff counselAntranig N. GaribianAttorneyCounsel for RecepTrexx, LLCSearch in Eureka ↗
Presiding judgeJudge Jennifer L. HallChief JudgeDelaware District Court — Chief JudgeSearch in Eureka ↗
Official verdict

Stipulation of dismissal — official text

“Pursuant to Federal Rule of Civil Procedure 41(a)(1)(A)(i), Plaintiff RECEPTREXX LLC hereby dismisses this action without prejudice. Defendant 8X8, INC. has not yet answered the Complaint or moved for summary judgment. Date: February 6, 2024”
Source: PACER Docket, Case 1:24-cv-00120, Delaware District Court · Filed February 7, 2024

The dismissal notice invokes FRCP 41(a)(1)(A)(i) precisely and confirms 8×8 had not answered or moved for summary judgment — the two conditions that make plaintiff-side dismissal available as of right. The without-prejudice designation is the operative term: it extinguishes this specific action but leaves the patent claims legally alive. No merits finding was made, no claim construction occurred, and the validity of USRE042997E was not tested. For 8×8, the immediate litigation risk is removed; for the broader market, the patent remains an active enforcement asset.

PACER case 1:24-cv-00120 · Public docket record Explore in Eureka ↗
Patent at issue

USRE042997E — Triggered Playback of Recorded Messages to Cellular Calls

Publication No.USRE042997E
Application No.US12/001974
Patent details
AssigneeRecepTrexx, LLC
ProductUSRE042997E — triggered recorded message playback to incoming cellular telephone calls
Publication typeB2 — grant (with prior publication)
Cited in actionJanuary 31, 2024

USRE042997E is a reissued U.S. patent with corrected application number US12/001974, covering technology directed at the triggered playback of recorded messages to incoming telephone calls received by a cellular phone. As a reissue patent, it was granted to correct defects in an earlier issued patent — and critically, the reissue process may have resulted in broader or refined claim language compared to the original grant. The underlying invention addresses how cellular devices or associated systems can automatically deliver pre-recorded audio responses to incoming calls under defined trigger conditions.

This patent sits squarely in the infrastructure of modern cloud communications. Features such as virtual receptionists, auto-attendants, voicemail-to-text triggers, IVR prompts, and missed-call message playback all potentially implicate technology of this type. For a company like 8×8 — whose platform delivers UCaaS, contact centre, and CPaaS capabilities at scale — the scope of USRE042997E’s reissued claims warrants careful analysis. The reissue designation also signals the patent owner’s intent to maintain and enforce an optimised claim set.

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

Should your team run an FTO check against USRE042997E?

Any product team building or shipping features involving automated playback of recorded audio to incoming cellular calls — including IVR systems, virtual receptionists, auto-attendants, voicemail triggers, or missed-call responses — should treat USRE042997E as a relevant reference for freedom-to-operate analysis. The fact that it is a reissue patent means the claim scope may differ materially from the original, making a fresh claim-by-claim read essential rather than optional.

PatSnap Eureka’s FTO Search Agent can map your product’s feature set against the reissued claim language of USRE042997E, flagging overlap and identifying prior art that could inform invalidity arguments. Claim monitoring alerts will notify your team if continuation applications or related filings emerge from the same patent family, ensuring you are not caught off-guard by an enforcement action at a later stage.

PatSnap Eureka FTO Search

Run a freedom-to-operate analysis on USRE042997E to assess your product’s exposure

Run FTO in Eureka →
Related litigation

Similar patent cases in cloud communications and cellular call technology

PatSnap Eureka tracks related litigation across truck body equipment, vehicle accessories, and comparable infringement actions in the Georgia district system.

🔍
Access 40+ similar cases in PatSnap Eureka
RecepTrexx, LLC patent enforcement history, Delaware case history, RecepTrexx, LLC’s full IP portfolio, and comparable case analysis
UCaaS patent assertionsIVR reissue patent casesNPE filings in DelawareFRCP 41 early dismissals
Unlock similar cases in Eureka →
Strategic implications

What this case signals for the cloud communications IP landscape

A seven-day patent filing against a major UCaaS provider is rarely noise — it reflects deliberate IP enforcement strategy in a contested technology space.

Reissue patents carry expanded claim risk — review USRE042997E scope

Reissue patents like USRE042997E are particularly potent enforcement tools because their claims may be broader than the original grant. Any cloud communications vendor offering automated message playback, IVR, or virtual receptionist features should audit their product stack against USRE042997E’s reissued claim set, not just the original filing.

Delaware remains a preferred venue for NPE patent filings

RecepTrexx’s choice of Delaware District Court is consistent with the jurisdiction’s continued appeal to patent assertion entities — predictable procedures, experienced judges, and a well-developed body of patent case law. Companies headquartered outside Delaware should assume they remain subject to suit there if they do business nationally.

🔒
Full strategic analysis in PatSnap Eureka
Includes sector IP trends, Judge Treadwell’s case history, and FTO risk assessment for the truck equipment space
RecepTrexx filing historyUSRE042997E claim scope8×8 IP exposure profile
Unlock full analysis →
Analysis powered by PatSnap Eureka Litigation Intelligence Explore in Eureka ↗
Frequently asked questions

RecepTrexx v 8×8 — key questions answered

Still have questions? PatSnap Eureka can answer them instantly from patent and litigation data. Ask Eureka ↗
PatSnap Eureka

Monitor reissue patent enforcement risk in your technology space

Use PatSnap Eureka to run FTO analysis against USRE042997E and track RecepTrexx’s enforcement activity. Set claim monitoring alerts to catch any refiling or related assertion before it reaches your legal team.

Ask anything about this case.
PatSnap Eureka searches patents and litigation data to answer instantly.
Powered by PatSnap Eureka
Link copied to clipboard

Help us improve this page

Found incorrect or outdated information? Let us know and we'll get it fixed.