Noco Co. v. Winplus Company: Battery Jump Starter Patent Case Consolidated in 57 Days
Noco, Co. filed suit against Winplus Company in the Central District of California, asserting two patents covering portable vehicle battery jump start apparatus technology with safety protection. The court ordered consolidation with an earlier related action — case 8:23-cv-00269 — designating that earlier case as the lead proceeding. The new case was administratively closed just 57 days after filing.
Related Noco v. Winplus proceedings unified under one lead case
On February 20, 2025, Noco, Co. filed a patent infringement action against Winplus Company in the United States District Court for the Central District of California, asserting two patents — US12208696B2 and US12187143B2 — both covering portable vehicle battery jump start apparatus technology incorporating safety protection features. The case was assigned docket number 8:25-cv-00335 and prosecuted by Jones Day on behalf of Noco, with Husch Blackwell LLP appearing for Winplus.
On April 18, 2025, the court ordered the case consolidated with an earlier-filed related action, case 8:23-cv-00269, which was designated as the lead case. All future filings are to be made in the lead case only, and the present case was administratively closed. Consolidation under Federal Rule of Civil Procedure 42(a) is typically ordered where cases share common questions of fact or law — here, the overlapping parties and patent portfolio strongly suggest the two actions concern substantially the same accused products and technology.
The 57-day timeline from filing to closure is consistent with a consolidation driven by judicial efficiency rather than any merits adjudication — no verdict on infringement or validity was reached in this proceeding. The substantive dispute between Noco and Winplus over jump starter technology continues in the lead case, 8:23-cv-00269, which carries the full litigation history. What drove the decision to file a second case rather than amend the earlier one is not apparent from the public record, though new patent issuances after the original filing date commonly prompt supplemental actions.
Filing to Case Consolidated in 57 days
57 days from filing to administrative closure — consolidation typically resolves new filings faster than merits-based outcomes
Case consolidated: what the court’s order means for both parties
Consolidation merges parallel cases into one proceeding
Under Federal Rule of Civil Procedure 42(a), a court may consolidate actions involving common questions of law or fact. Here, case 8:25-cv-00335 was merged into lead case 8:23-cv-00269. The newer case is administratively closed — not dismissed — meaning no rights are waived; the claims and patents asserted simply proceed under the earlier docket number going forward.
No merits ruling issuedNoco’s claims survive — now centralised in the lead case
For Noco, consolidation is procedurally neutral to positive: its infringement claims on both US12208696B2 and US12187143B2 are not extinguished. All rights are preserved and the dispute continues in case 8:23-cv-00269. Centralisation also prevents inconsistent rulings across parallel proceedings, which typically benefits the party holding the stronger or more developed litigation record.
Claims continue in lead caseWinplus faces a consolidated, consolidated front in one docket
For Winplus, consolidation means defending against Noco’s full patent portfolio — now including the two newly issued patents — within a single proceeding. The lead case, filed in 2023, likely carries earlier claim construction and discovery history that will apply to the newer patents. Winplus’s defence strategy must now account for the expanded patent scope without the benefit of separate proceedings.
Broader exposure in lead casePortable jump starter IP disputes: pattern of expanding patent coverage
This consolidation suggests Noco is pursuing a layered IP enforcement strategy — filing suit on newly issued patents as they grant, then consolidating into an existing action to maintain momentum. For competitors in the portable vehicle power device market, the issuance of two additional patents (US12208696B2 and US12187143B2) covering safety protection features signals an expanding claim footprint that warrants close FTO monitoring.
Expanding patent portfolio riskFull party and counsel information
| Role | Name | Type | Detail |
|---|---|---|---|
| Plaintiff | Noco, Co. | Company | Portable power device manufacturer — holder of US12208696B2 and US12187143B2Search in Eureka ↗ |
| Defendant | Winplus Company | Company | Winplus Company — accused of infringing portable vehicle battery jump start apparatus patentsSearch in Eureka ↗ |
| Plaintiff counsel | Alexis Adian Smith | Attorney | Counsel for Noco, Co.Search in Eureka ↗ |
| Plaintiff counsel | David B. Cochran | Attorney | Counsel for Noco, Co.Search in Eureka ↗ |
| Plaintiff counsel | Evan P Tassis | Attorney | Counsel for Noco, Co.Search in Eureka ↗ |
| Plaintiff counsel | Meredith M. Wilkes | Attorney | Counsel for Noco, Co.Search in Eureka ↗ |
| Plaintiff counsel | Vishal V. Khatri | Attorney | Counsel for Noco, Co.Search in Eureka ↗ |
| Plaintiff law firm | Jones Day | Law Firm | Representing Noco, Co.Search in Eureka ↗ |
| Defendant counsel | Jennifer E. Hoekel | Attorney | Counsel for Winplus CompanySearch in Eureka ↗ |
| Defendant counsel | Karen Luong | Attorney | Counsel for Winplus CompanySearch in Eureka ↗ |
| Defendant law firm | Husch Blackwell LLP | Law Firm | Representing Winplus CompanySearch in Eureka ↗ |
| Presiding judge | Judge N/A | Judge | California Central District CourtSearch in Eureka ↗ |
Official order — verbatim text
The court’s consolidation order is procedural rather than substantive: it reflects a determination that case 8:25-cv-00335 and lead case 8:23-cv-00269 share sufficiently common questions of law or fact to warrant unified management. The administrative closure of this docket carries no implication of dismissal, waiver, or judgment. All claims asserted on US12208696B2 and US12187143B2 survive and are now prosecuted within the lead case, preserving full remedial options for Noco.
US12208696B2 & US12187143B2 — Portable Vehicle Battery Jump Start Apparatus
US12208696B2 and US12187143B2 both cover portable vehicle battery jump start apparatus technology, with a specific emphasis on safety protection functionality. Both patents derive from application numbers filed in 2023 (US18/296441 and US18/326514 respectively), suggesting they are part of a continuing prosecution strategy building on earlier foundational work. The technology domain — compact, consumer-facing lithium-based jump starters with built-in protection circuits — is a high-volume category where product differentiation frequently hinges on safety feature implementation.
For the portable power device sector, Noco’s expanding patent family creates material risk for any competitor whose jump starter products incorporate reverse polarity protection, overcharge detection, short circuit prevention, or similar safety mechanisms. The fact that two additional patents were granted and asserted during active litigation with Winplus suggests Noco’s prosecution team is actively prosecuting continuation applications in parallel with enforcement — a strategy that can systematically broaden claim coverage over time and increase the cost of design-around for competitors.
Should you run an FTO against US12208696B2 and US12187143B2?
Any company developing, importing, or distributing portable vehicle battery jump start apparatus products in the US market should treat Noco’s patent family as a live enforcement risk. These two patents, now consolidated into an active district court proceeding, cover safety protection features that are standard in modern lithium jump starters. If your product incorporates protection circuitry — reverse polarity, overload, or spark-proof connection features — an FTO analysis against the Noco continuation family is commercially prudent before product launch or market expansion.
PatSnap Eureka’s FTO Search Agent allows product and IP teams to map claim language from US12208696B2 and US12187143B2 against your specific product architecture, identify prosecution history estoppel that may narrow claim scope, and surface related family members still in prosecution. Eureka’s claim charting and prior art discovery tools can accelerate the analysis that would otherwise require weeks of manual patent review — giving R&D and legal teams a defensible clearance position faster.
Run a freedom-to-operate analysis on US12208696B2 to assess your product’s exposure
Run FTO in Eureka →Similar portable vehicle power device patent cases in Central District of California
Related patent infringement actions involving portable jump starter and vehicle battery technology litigated in the Central District of California.
What this case signals for the portable vehicle power device IP landscape
Noco’s dual-patent filing and rapid consolidation points to a deliberate patent continuation strategy targeting the jump starter market.
Consolidation does not end the dispute — it concentrates it
Administrative closure of 8:25-cv-00335 is not a win for either party on the merits. The infringement claims on both newly asserted patents move forward in the lead case. Practitioners should monitor case 8:23-cv-00269 for scheduling orders, claim construction rulings, and any summary judgment activity that will now govern the full dispute.
Two new patents granted during active litigation signal continuation activity
US12208696B2 and US12187143B2 both carry 2023–2024 application numbers despite the original suit beginning in 2023. This pattern — asserting newly issued continuations mid-litigation — is a recognised offensive strategy. Winplus and similarly positioned defendants should audit their products against the full Noco patent family, not just the originally asserted patents.
Noco v Winplus — key questions answered
Consolidation under FRCP 42(a) means the court merged case 8:25-cv-00335 into lead case 8:23-cv-00269 because they share common parties and legal questions. The newer case is administratively closed, but all patent infringement claims on US12208696B2 and US12187143B2 survive and continue under the lead case docket. No merits ruling was issued.
Noco asserted two patents: US12208696B2 (application US18/296441) and US12187143B2 (application US18/326514). Both cover portable vehicle battery jump start apparatus technology with safety protection features. These patents were asserted in addition to any patents already at issue in the lead case 8:23-cv-00269.
Case 8:25-cv-00335 is administratively closed as of April 18, 2025. However, the underlying dispute is ongoing in lead case 8:23-cv-00269 in the Central District of California. Practitioners should monitor the lead case docket for substantive developments including claim construction, summary judgment, and trial scheduling.
The public record does not specify the reason. However, a common driver is that the two additional patents — US12208696B2 and US12187143B2 — issued after the original 2023 complaint was filed, making a new action procedurally simpler than seeking late amendment. The court’s prompt consolidation suggests it viewed the cases as sufficiently related to warrant unified management.
Jones Day represented plaintiff Noco, Co., with attorneys Alexis Adian Smith, David B. Cochran, Evan P. Tassis, Meredith M. Wilkes, and Vishal V. Khatri on record. Husch Blackwell LLP represented defendant Winplus Company, with Jennifer E. Hoekel and Karen Luong listed as counsel.
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