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Patent Armory v. Drury Hotels — Telephony Routing Patents | PatSnap
Patent Litigation

Patent Armory v. Drury Hotels: Dismissed With Prejudice in 111 Days

Patent Armory, Inc. filed a five-patent infringement action against Drury Hotels Company, LLC in the Western District of Texas, asserting patents covering intelligent call routing and telephony control systems. The plaintiff voluntarily dismissed the case with prejudice just 111 days after filing — before the defendant had answered or moved for summary judgment.

Resolution time
111days
111 days — resolved before defendant answered the complaint
Patents asserted
5
US9456086B1 and 4 further patents asserted across telephony routing and auction-matching systems
Outcome
Dismissed with Prejudice
Plaintiff's Rule 41 voluntary dismissal with prejudice; defendant had not yet answered
Cost ruling
Not recorded
No costs ruling is disclosed in the available public record
Published by PatSnap Insights Team · Verified by PatSnap Eureka Data
Case overview

Five telephony patents dropped before Drury Hotels answered

On 15 August 2023, Patent Armory, Inc. filed suit against Drury Hotels Company, LLC in the Western District of Texas (Case No. 6:23-cv-00596), before Judge Alan D. Albright. The complaint asserted five patents — US9456086B1, US10491748B1, US7269253B1, US7023979B1, and US10237420B1 — covering intelligent communication routing systems, telephony control with intelligent call routing, and method-and-system matching in an auction context.

The recorded Basis of Termination is 'Dismissed with Prejudice.' The docket order states that, pursuant to Federal Rule of Civil Procedure 41(a)(1)(A)(i), the plaintiff dismissed the action with prejudice, and that the defendant had not yet answered the complaint or moved for summary judgment at the time of dismissal. The specific terms underlying the dismissal are not disclosed in the available record.

The 111-day lifespan — from filing to dismissal — is notably short even by the standards of pre-answer dispositions. The case closed on 4 December 2023 with no substantive rulings on claim construction, validity, or infringement. What drove the plaintiff's decision to dismiss with prejudice at this early stage, and whether any private arrangement was reached between the parties, is not disclosed in the public record.

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Case at a glance
CourtTexas Western District Court
JudgeAlan D Albright
FiledAugust 15, 2023
ClosedDecember 4, 2023
Duration111 days
OutcomeDismissed with Prejudice
Verdict causeInfringement Action
BasisDismissed with Prejudice
Prior Art Intelligence
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Case data sourced from PACER / Texas Western District Court via PatSnap Eureka Litigation Intelligence Explore similar cases ↗
Case timeline

Filing to Dismissed with Prejudice in 111 days

111 days — resolved before defendant answered the complaint

Case timeline: Complaint filed AUG 15 2023 — 111 days total Horizontal timeline showing the three key events in Patent Armory, Inc. v Drury Hotels Company, LLC from filing to resolution. Source: PACER, Texas Western District Court. AUG 15 2023 Complaint filed Pre-trial proceedings DEC 4 2023 Dismissed with Prejudice 111 DAYS TOTAL
Patent at issue

US9456086B1 — Intelligent communication routing system and method

Publication No.US9456086B1
Application No.US12/719827
Patent details
ProductIntelligent communication routing system and method
Cited in actionAugust 15, 2023

Publication No.US10491748B1
Application No.US15/797070
Patent details
ProductIntelligent communication routing — continuation portfolio
Cited in actionAugust 15, 2023

Publication No.US7269253B1
Application No.US11/387305
Patent details
ProductTelephony control system with intelligent call routing
Cited in actionAugust 15, 2023

Publication No.US7023979B1
Application No.US10/385389
Patent details
ProductTelephony control system with intelligent call routing — early generation
Cited in actionAugust 15, 2023

Publication No.US10237420B1
Application No.US15/856729
Patent details
ProductMethod and system for matching entities in an auction
Cited in actionAugust 15, 2023
Technical brief · sourced from PatSnap patent database
Patent figurePatent figure
Representative claim (1 of 3 independent)
1. A method for matching a first subset selected from a plurality of first entities with a second subset selected from a plurality of second entities, comprising: storing in a memory a plurality of multivalued scalar data representing inferential targeting parameters for the first subset; storing in the memory a plurality of multivalued scalar data of each of the plurality of second entities, representing respective characteristic parameters for each respective second entity; performing, using an automated processor, an optimization with respect to at least an economic surplus of a respective mutually exclusive m…
Technical background
CROSS REFERENCE TO RELATED APPLICATIONS The present application is a continuation of U.S. patent application Ser. No. 10/794,749, filed Mar. 5, 2004, now U.S. Pat. No. 7,676,034, which claims benefit of priority from U.S. Provisional Patent Application 60/453,273, filed Mar. 7, 2003, each of which is expressly incorporated herein by reference. TECHNICAL FIELD The present invention relates generally to computer integrated telecommunications systems and more particularly to a system and method employing an intelligen…
Patent family
4 family members across 1 jurisdiction (US)
PatSnap Eureka · FTO Search Agent
Should you run an FTO against US9456086B1 and its co-asserted patents?

Any company operating intelligent call routing, IVR, automatic call distribution, or contact-centre platforms in the hospitality, travel, or broader telecommunications sector should treat these five patents as active FTO targets. The patents were asserted against a hotel group, suggesting the plaintiff views hospitality-sector telephony infrastructure as within their claim scope. With no court-issued claim construction to guide interpretation, the risk perimeter is broader than it would be post-trial.

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Official verdict

Official order — verbatim text

Pursuant to Federal Rule of Civil Procedure 41(a)(1)(A)(i), Plaintiff hereby dismisses this action with prejudice. Defendant has not yet answered the Complaint or moved for summary judgment.
Source: PACER Docket, Case 6:23-cv-00596, Texas Western District Court

The plaintiff's Rule 41(a)(1)(A)(i) notice confirms the dismissal was self-executing — it required no court order because Drury Hotels had not yet answered or moved for summary judgment. The 'with prejudice' designation is the operative legal consequence: it functions as a final judgment on the merits of these specific claims as between these parties, foreclosing any future re-filing by Patent Armory against Drury Hotels on the same patents.

PACER case 6:23-cv-00596 · Public docket record Explore in Eureka ↗
Dismissal terms

Dismissed with prejudice: what the resolution means for both parties

Legal mechanism

Rule 41(a)(1)(A)(i) dismissal with prejudice explained

Under Federal Rule of Civil Procedure 41(a)(1)(A)(i), a plaintiff may voluntarily dismiss an action without a court order before the defendant has served an answer or a motion for summary judgment. When filed 'with prejudice,' the dismissal is a final adjudication on the merits — the plaintiff cannot re-file the same claims against this defendant in any federal court.

Plaintiff-initiated, no court order required
Patent holder outcome

Patent Armory forfeits the right to re-assert these claims

A with-prejudice dismissal extinguishes Patent Armory's ability to bring these five patents against Drury Hotels again. The patents themselves remain in force, and Patent Armory may continue to assert them against other defendants. Whether any private arrangement between the parties preceded or accompanied the dismissal is not disclosed in the available record.

Claims extinguished as to this defendant
Defendant outcome

Drury Hotels exits litigation without a merits ruling

Drury Hotels achieves a full exit from this action before incurring the cost of answering the complaint. Because the dismissal is with prejudice, Drury faces no risk of Patent Armory re-filing the same five patent claims. No finding of infringement, validity, or invalidity was made, so no precedent was set on the substantive patent questions.

No merits adjudication; defendant protected
Commercial implications

Telephony routing patents remain live against other defendants

The five asserted patents — covering intelligent call routing, telephony control systems, and auction-based entity matching — survive and remain enforceable. Other companies in the hospitality, contact-centre, and telecommunications sectors operating similar routing infrastructure may still be within these patents' potential claim scope. The pre-answer dismissal leaves no claim-construction record that competitors could rely on for guidance.

Patents remain enforceable industry-wide
Legal analysis based on PACER docket records for case 6:23-cv-00596 and PatSnap Eureka litigation intelligence Search PatSnap Eureka ↗
Parties and representation

Full party and counsel information

RoleNameTypeDetail
PlaintiffPatent Armory, Inc.Company/Search in Eureka ↗
DefendantDrury Hotels Company, LLCCompany/Search in Eureka ↗
Plaintiff counselIsaac RabicoffAttorneyCounsel for Patent Armory, Inc.Search in Eureka ↗
Plaintiff law firmRabicoff Law LLCLaw FirmRepresenting Patent Armory, Inc.Search in Eureka ↗
Defendant counselWilliam D. CramerAttorneyCounsel for Drury Hotels Company, LLCSearch in Eureka ↗
Defendant law firmClark Hill StrasburgerLaw FirmRepresenting Drury Hotels Company, LLCSearch in Eureka ↗
Presiding judgeJudge Alan D AlbrightJudgeTexas Western District CourtSearch in Eureka ↗
R&D signals

R&D signals in intelligent telephony routing and call management

Forward-looking patent and innovation intelligence derived from Patent Armory's five-patent assertion against Drury Hotels across call routing, IVR, and auction-matching technology.

Patent portfolio

Patent Armory's telephony assertion portfolio: scope and activity

Patent Armory holds multiple patents spanning call routing, telephony control, and entity-matching — application numbers ranging across nearly a decade of filings. Tracking subsequent assertion activity by Patent Armory in federal courts can reveal which technology sub-domains are being prioritised for enforcement, informing FTO and monitoring strategies for contact-centre vendors and enterprise telephony deployers.

Active assertion portfolio
Technology landscape

Filing trends in intelligent call routing and IVR patent space

The intelligent routing and IVR patent landscape has seen sustained filing activity as cloud-based contact-centre platforms, AI-driven call distribution, and omnichannel routing have matured. Understanding the density and assignee distribution of active patents in this space helps companies identify where patent thickets are forming and where design-around space exists ahead of product development cycles.

High-density filing landscape
Defendant IP posture

Drury Hotels' patent and technology position in hospitality comms

Drury Hotels operates centralised reservations and guest-services telephony at scale. Assessing the company's own patent filings — if any — and the proprietary or licensed technology underlying its call-handling infrastructure provides context for understanding its vulnerability profile and whether it relies on third-party platforms that carry their own IP coverage.

Hospitality telephony infrastructure
White space

Adjacent innovation gaps: AI-driven routing and auction-based matching

The auction-based entity-matching claim set (US10237420B1) points to a less-crowded adjacent space where AI-driven dynamic matching of callers to agents — using real-time bid or priority mechanisms — intersects with emerging large-language-model call orchestration. Monitoring filing activity in this intersection may reveal white-space opportunities for R&D teams building next-generation contact-centre or hospitality routing products.

AI routing white space
Related litigation

Similar patent cases: telephony routing assertions in W.D. Texas

Cases involving intelligent call routing and telephony control patents before Judge Albright in the Western District of Texas, including comparable pre-answer dispositions.

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Patent Armory, Inc. patent enforcement history, Texas Western District Court case history, Patent Armory, Inc.'s full IP portfolio, and comparable case analysis
IVR patent assertions W.D. Tex.Patent Armory prior filingsAlbright pre-answer dismissalsHospitality sector patent suits
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Strategic implications

What this case signals for the telephony routing IP landscape

A pre-answer, with-prejudice exit on five routing patents in Judge Albright's court raises questions worth tracking for any team operating call-routing or IVR infrastructure.

Pre-answer dismissals with prejudice warrant monitoring for portfolio signals

When a patent assertion entity drops five patents with prejudice before the defendant answers, it typically suggests a resolution was reached privately or the assertion strategy shifted. Legal and IP teams monitoring Patent Armory's portfolio should track subsequent filings against other defendants in the hospitality or telecom sectors to assess ongoing enforcement risk.

Judge Albright's court remains a high-volume patent venue for routing tech

The Western District of Texas continues to attract patent infringement filings in the communications technology space. Companies with telephony, IVR, or contact-centre products should ensure their FTO analyses cover US9456086B1, US10491748B1, US7269253B1, US7023979B1, and US10237420B1, none of which received judicial claim construction in this action.

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Full strategic analysis in PatSnap Eureka
Unlock full enforcement pattern analysis for Patent Armory's telephony routing patents in the W.D. Texas district court landscape.
Patent Armory filing historyRouting patent claim scope riskJudge Albright venue patterns
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Analysis powered by PatSnap Eureka Litigation Intelligence Explore in Eureka ↗
Frequently asked questions

Patent v Drury — key questions answered

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Monitor telephony routing patent risk before your next product launch

These five patents remain fully enforceable across the hospitality and contact-centre sectors. Run an FTO analysis and set portfolio alerts in PatSnap Eureka to track Patent Armory's next enforcement moves.

Disclaimer

This page is compiled from public court dockets and third-party patent and litigation data via PatSnap Eureka, and is provided for general informational purposes only. The information shown — including party names, patent and application numbers, dates, case status, outcomes, and any analysis — may be incomplete, may not reflect the most recent filings or legal status, and may contain errors or omissions. Verify all details against official court records (for example, PACER) and the relevant patent office before relying on them.

Nothing on this page constitutes legal advice or a legal opinion on the validity, infringement, enforceability, or scope of any patent or case, and no attorney‑client relationship is created by its use. Any description of an outcome (such as a dismissal, settlement, or consent judgment) is a general summary, not a legal determination. All patents, trademarks, and company or law‑firm names are the property of their respective owners. PatSnap makes no warranty as to the accuracy or completeness of this content and disclaims, to the fullest extent permitted by law, all liability for reliance on it. For advice on a specific matter, consult qualified legal counsel.

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