MVN Entertainment v. Sakar International: Powered Riding Device Patents Dismissed
MVN Entertainment, LP brought a patent infringement action against Sakar International, Inc. in the Southern District of New York, asserting two patents covering powered wheeled riding devices. The case resolved in 199 days when the court dismissed the action following advice that all claims had been settled in principle.
Swift dismissal after settlement in principle in NY powered riding device IP dispute
MVN Entertainment, LP filed this patent infringement action on April 3, 2023 in the Southern District of New York before Judge P. Kevin Castel, asserting US11548583B2 and US11433966B2 against Sakar International, Inc. Both patents relate to powered wheeled riding devices. The action was designated an infringement action and proceeded at the district court level.
The recorded basis of termination is 'Case Dismissed'. The docket order states the court was advised that all claims had been settled in principle, and accordingly dismissed the action without costs and without prejudice, reserving the right to reopen within thirty days if the settlement was not consummated. The order further noted that court jurisdiction to enforce any settlement agreement would require submission of that agreement to the court within the same thirty-day window for it to be 'so ordered' and made part of the public record. The specific terms of any underlying settlement are not disclosed in the available record.
The 199-day duration from filing to close suggests the parties reached their settlement in principle well before trial. What drove the resolution — whether claim scope, freedom-to-operate concerns, or commercial negotiation — is not apparent from the public record. It also remains unknown whether the parties submitted a settlement agreement to the court within the thirty-day window or whether the court retained enforcement jurisdiction.
See Complete Case & Patent Analysis →Filing to Case Dismissed in 199 days
199 days from filing to close — a relatively swift resolution for a multi-patent district court infringement action
US11548583B2 & US11433966B2 — Powered Wheeled Riding Devices


Any company manufacturing, importing, distributing, or selling powered wheeled riding devices in the US market should assess its exposure against US11548583B2 and US11433966B2. These patents were actively litigated in the Southern District of New York and neither was invalidated or narrowed by this proceeding. Consumer electronics distributors, OEM suppliers, and e-mobility product teams are the most directly at-risk audiences, particularly those whose products fall within the broader personal mobility platform category.
Official order — verbatim text
The court's dismissal order was issued upon advice that all claims had been settled in principle, without costs and without prejudice. The order preserved a thirty-day window for the parties to consummate the settlement or to submit any settlement agreement to the court for retained enforcement jurisdiction. No merits finding — on infringement, validity, or damages — was entered against either party.
Case dismissed: what the court's order means for both parties
Dismissed without prejudice after settlement in principle
The court dismissed the action without prejudice upon being advised that all claims had been settled in principle. A without-prejudice dismissal means the action is not finally extinguished on the merits — MVN Entertainment retained the right to reopen within thirty days if the settlement was not consummated. Whether the case was ultimately reopened or the dismissal became final is not disclosed in the available record.
No merits adjudicationMVN Entertainment exits without a court ruling on validity or infringement
As plaintiff and patent holder, MVN Entertainment obtained no judicial finding of infringement or damages. The dismissal preserves the patents US11548583B2 and US11433966B2 as valid and enforceable instruments — their enforceability is unaffected by this dismissal. The specific terms of any agreed resolution are not disclosed in the available record.
Patents remain enforceableSakar avoids an infringement finding, but record is silent on terms
Sakar International, Inc. faces no court-entered finding of infringement. The without-prejudice dismissal means no preclusive judgment attaches to Sakar on the asserted claims. Whether any commercial terms, licensing arrangement, or other agreement were reached between the parties is not disclosed in the available public record.
No infringement findingAsserted patents remain live enforcement tools in powered riding device sector
With no invalidity or non-infringement ruling entered, US11548583B2 and US11433966B2 remain potent enforcement assets for MVN Entertainment. Competitors and manufacturers in the powered wheeled riding device space should note that these patents have been actively asserted and were not invalidated or narrowed by this proceeding. Monitoring MVN Entertainment's enforcement posture and portfolio activity is advisable for product teams in this category.
Active enforcement risk remainsFull party and counsel information
| Role | Name | Type | Detail |
|---|---|---|---|
| Plaintiff | MVN Entertainment, LP | Company | /Search in Eureka ↗ |
| Defendant | Sakar International, Inc. | Company | /Search in Eureka ↗ |
| Plaintiff counsel | Jeffrey W Shields | Attorney | Counsel for MVN Entertainment, LPSearch in Eureka ↗ |
| Plaintiff counsel | Rick A. Varner | Attorney | Counsel for MVN Entertainment, LPSearch in Eureka ↗ |
| Plaintiff counsel | Usher Thomasson Winslett , III | Attorney | Counsel for MVN Entertainment, LPSearch in Eureka ↗ |
| Plaintiff law firm | Shields Law Offices | Law Firm | Representing MVN Entertainment, LPSearch in Eureka ↗ |
| Plaintiff law firm | Winslett Studnicky McCormick & Bomser, LLP | Law Firm | Representing MVN Entertainment, LPSearch in Eureka ↗ |
| Defendant counsel | Christopher Lisiewski | Attorney | Counsel for Sakar International, Inc.Search in Eureka ↗ |
| Defendant counsel | Douglas Alan Miro | Attorney | Counsel for Sakar International, Inc.Search in Eureka ↗ |
| Defendant law firm | Amster Rothstein & Ebenstein, LLP | Law Firm | Representing Sakar International, Inc.Search in Eureka ↗ |
| Presiding judge | Judge P. Kevin Castel | Judge | New York Southern District CourtSearch in Eureka ↗ |
R&D signals in the powered wheeled riding device patent space
Forward-looking patent and innovation intelligence derived from MVN Entertainment's assertion of US11548583B2 and US11433966B2 against Sakar International in the personal mobility device sector.
MVN Entertainment's enforcement footprint in powered mobility IP
MVN Entertainment has asserted at least two structurally related patents — US11548583B2 and US11433966B2 — in a single infringement action. Mapping the full MVN Entertainment portfolio may reveal additional powered mobility patents, continuation filings, or divisional applications that represent future enforcement risk for competitors and distributors in this product category.
Portfolio watchPatent filing trends in personal electric mobility platforms
The powered wheeled riding device category — encompassing hoverboards, electric scooters, and self-balancing platforms — has seen significant patent activity as consumer adoption has grown. Understanding filing trends in this space, including which assignees are building the densest claim coverage, helps product teams identify white space and anticipate future enforcement vectors beyond MVN Entertainment.
Filing trend analysisSakar International's IP position in consumer electronics and mobility
As a consumer electronics distributor named in a multi-patent infringement action, Sakar International's own patent holdings and any defensive publication strategy are worth assessing. Understanding whether Sakar holds patents in adjacent mobility or consumer device categories can inform both its litigation leverage and its broader competitive IP posture going forward.
Defensive IP assessmentInnovation gaps adjacent to US11548583B2 and US11433966B2
With both asserted patents covering powered wheeled riding device configurations, adjacent technical areas — including battery management, safety control systems, connectivity features, and novel form factors for personal mobility platforms — may represent relatively open R&D and patenting opportunities. A gap analysis around the claim boundaries of these two patents can surface defensible white space for product and IP teams.
White-space mappingSimilar powered riding device patent infringement cases in US district courts
Explore related patent infringement actions involving powered wheeled riding devices and personal mobility technology filed in US district courts, including the Southern District of New York.
Related patent case — similar technology
Comparable case in the same technology domain. Patent holder and defendant reached resolution after proceedings.
SettledRelated infringement action — same court
Comparable Powered wheeled riding device-adjacent infringement action. Patent enforcement dynamics analysed in depth.
Active · District CourtRelated invalidity challenge — appellate outcome
Combined invalidity and infringement action in the same technology space. Decided after substantive proceedings.
DecidedMVN Entertainment, LP's broader IP enforcement history
MVN Entertainment, LP's full litigation history covering prior enforcement, licensing activity, and inter partes review proceedings.
Portfolio viewWhat this case signals for the powered riding device IP landscape
Two actively asserted riding device patents survived this action unchallenged on the merits — a meaningful signal for the sector.
US11548583B2 and US11433966B2 were not invalidated — enforcement risk persists
No court ruled on validity or infringement. Both patents exit this case legally intact and available for further enforcement action. Product teams developing or distributing powered wheeled riding devices should treat these as live risk assets requiring monitoring.
Swift resolution suggests commercial leverage, not a clear technical defence
A 199-day resolution with no substantive motion record visible suggests the parties resolved commercially rather than through a patent validity challenge. This pattern typically signals that the asserted patents held sufficient claim scope to make litigation through to invalidity arguments costly or risky for the defendant.
MVN Entertainment's broader portfolio may signal a systematic enforcement programme
Two patents asserted in a single infringement action against a consumer device distributor is consistent with a structured licensing or enforcement programme. Mapping MVN Entertainment's full patent portfolio may reveal additional powered mobility patents not yet asserted — relevant intelligence for any competitor in the wheeled riding device space.
Sakar's response strategy offers a template — and a cautionary tale — for distributors
Sakar's path to resolution without a merits ruling may inform how other distributors in the consumer powered riding device market should structure their early-stage response to similar infringement assertions. Understanding the claim scope of US11548583B2 and US11433966B2 is a prerequisite for any competitor FTO analysis in this product category.
MVN v Sakar — key questions answered
MVN Entertainment, LP asserted two patents: US11548583B2 (application US17/653058) and US11433966B2 (application US16/853739). Both patents relate to powered wheeled riding devices. The case was filed in the Southern District of New York on April 3, 2023.
The recorded basis of termination is 'Case Dismissed'. The docket order states the court was advised all claims had been settled in principle and dismissed the action without costs and without prejudice, with a thirty-day window to reopen if the settlement was not consummated. The specific terms of any settlement are not disclosed in the available record.
No. The dismissal was entered without a merits ruling on infringement or validity. Both US11548583B2 and US11433966B2 remain valid and enforceable patents. No court finding narrowed or invalidated any claims in either patent as a result of this proceeding.
A without-prejudice dismissal means the action was terminated without a final judgment on the merits, and MVN Entertainment retained the right to reopen the action within thirty days if the settlement in principle was not consummated. It does not preclude future enforcement of the asserted patents against Sakar or other parties.
The case was filed in the United States District Court for the Southern District of New York and was assigned to Judge P. Kevin Castel. It ran for 199 days from April 3, 2023 to October 19, 2023.
Monitor powered riding device patents before your next product launch
US11548583B2 and US11433966B2 remain enforceable after this proceeding. Use PatSnap Eureka to run FTO searches, track MVN Entertainment's portfolio activity, and monitor new filings in the powered wheeled riding device space.
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