Teleputers v. Analog Devices: 5-Patent Processor Suit Voluntarily Dismissed in 38 Days
Teleputers, LLC filed a patent infringement action against Analog Devices, Inc. in the Western District of Texas asserting five patents against the ADSP-SC598/SC596/SC595 processor family. The case was voluntarily dismissed without prejudice just 38 days after filing, before Analog Devices served any responsive pleading.
A 38-day processor patent suit ends before Analog Devices responds
On November 9, 2023, Teleputers, LLC filed a patent infringement complaint in the U.S. District Court for the Western District of Texas against Analog Devices, Inc. The action asserted five patents — US6952478B2, US7174014B2, US6922472B2, US7519795B2, and US7092526B2 — against Analog Devices' ADSP-SC598, SC596, and SC595 processor products. The case was assigned to Judge Robert Pitman.
The recorded Basis of Termination is Voluntary dismissal. The docket order states that Teleputers filed a notice of dismissal without prejudice pursuant to Federal Rule of Civil Procedure 41(a)(1)(A)(i), citing that Analog Devices had not yet served an answer or a motion for summary judgment. The specific terms underlying the decision to dismiss are not disclosed in the available record.
The case closed on December 17, 2023 — just 38 days after filing and before any substantive litigation activity from the defendant. Whether the voluntary dismissal reflects a pre-litigation resolution, a strategic reassessment, or another consideration is not disclosed in the public record. Because the dismissal was without prejudice, Teleputers retains the right to refile claims on these patents in the future.
See Complete Case & Patent Analysis →Filing to Voluntary dismissal in 38 days
38 days — case closed before defendant filed any answer or motion
US6952478B2 and 4 further patents — processor architecture and signal processing
Any organisation designing, sourcing, or integrating embedded DSP or ARM-based processors — particularly products in the class of the ADSP-SC5xx family — should assess exposure to the five Teleputers patents. Because the case was dismissed without prejudice, these patents remain active and enforceable. Companies that are Analog Devices customers or competitors operating in the same processor space face non-trivial risk if their products touch the claimed architectures.
Official order — verbatim text
The docket order records a Rule 41(a)(1)(A)(i) notice of voluntary dismissal without prejudice, filed unilaterally by Teleputers before Analog Devices served any answer or summary judgment motion. Because no responsive pleading was served, Teleputers required no court order to effectuate the dismissal. The without-prejudice designation means no merits determination was made and the patents remain enforceable.
Voluntarily dismissed: what the Rule 41 notice means for both parties
Rule 41(a)(1)(A)(i): plaintiff's right to dismiss without a court order
Federal Rule of Civil Procedure 41(a)(1)(A)(i) permits a plaintiff to dismiss an action as of right — without court approval — by filing a notice of dismissal before the opposing party serves an answer or a motion for summary judgment. Analog Devices had not served either, so Teleputers exercised this right unilaterally. The dismissal is without prejudice, meaning no judgment on the merits was entered.
No merits adjudicationWithout prejudice: the public record is silent on finality
A dismissal without prejudice leaves the door open for refiling — the plaintiff is not barred from asserting the same patents again in a new action. A dismissal with prejudice would have permanently extinguished the claims. The Basis of Termination here is recorded as Voluntary dismissal without specifying with or without prejudice in that field; the docket order itself states 'without prejudice.' The specific terms driving the decision to dismiss are not disclosed in the available record.
Refiling remains possibleTeleputers preserves its enforcement options on all five patents
Because the action was dismissed without prejudice and no answer or substantive motion was filed, no prior-art defenses, invalidity arguments, or claim constructions have been placed on the record. Teleputers retains full enforcement optionality on US6952478B2, US7174014B2, US6922472B2, US7519795B2, and US7092526B2 against Analog Devices or other parties.
Enforcement optionality retainedAnalog Devices exits without any judgment or admission
Analog Devices, Inc. was never required to file a responsive pleading, meaning no invalidity or non-infringement positions were formally entered. The company exits this action without any adverse judgment. However, the dismissal without prejudice means the ADSP-SC5xx processor line could face renewed claims under these patents. Counsel monitoring the Teleputers portfolio should track any refiling activity.
No adverse judgmentFull party and counsel information
| Role | Name | Type | Detail |
|---|---|---|---|
| Plaintiff | Teleputers, LLC | Company | /Search in Eureka ↗ |
| Defendant | Analog Devices, Inc. | Company | /Search in Eureka ↗ |
| Plaintiff counsel | Raymond W. Mort , III | Attorney | Counsel for Teleputers, LLCSearch in Eureka ↗ |
| Plaintiff law firm | The Mort Law Firm PLLC | Law Firm | Representing Teleputers, LLCSearch in Eureka ↗ |
| Presiding judge | Judge Robert Pitman | Judge | Texas Western District CourtSearch in Eureka ↗ |
R&D signals in the embedded processor and DSP patent space
Forward-looking patent intelligence derived from Teleputers' five-patent assertion against Analog Devices' ADSP-SC5xx processor family — what the filing activity reveals about the innovation landscape.
Teleputers' processor patent family: scope and continuation risk
Teleputers asserted five patents with application roots in 2001–2005, suggesting a mature family that may include continuations or related filings not yet asserted. Tracking the full Teleputers portfolio — including any pending continuations — is critical for processor manufacturers and IP teams evaluating freedom-to-operate in this architecture space.
Portfolio watchPatent filing trends in embedded DSP and ARM processor architectures
The ADSP-SC5xx product family sits at the intersection of high-performance DSP and ARM cores — a segment seeing renewed patent activity as automotive and industrial IoT applications expand. Monitoring filing trends in this space helps R&D teams identify white space and anticipate enforcement risk from both operating companies and assertion entities.
Filing trend watchAnalog Devices' own processor patent portfolio and defensive position
Analog Devices holds a substantial patent portfolio across signal processing, mixed-signal, and processor technologies. Understanding the depth of their defensive IP position — including any patents covering ADSP-SC5xx architecture — is relevant for competitors and suppliers assessing cross-licensing leverage or freedom-to-operate in adjacent processor domains.
Defensive IP analysisAdjacent innovation opportunities near the asserted processor claims
The claims asserted by Teleputers focus on processor architecture elements from early-2000s filings. Adjacent white space may exist in newer processor security, heterogeneous compute, and edge-AI acceleration techniques not covered by these patents. R&D teams can use this gap to identify innovation vectors with lower assertion risk in the current enforcement environment.
White space mappingSimilar processor patent infringement cases in the Western District of Texas
Explore related patent assertion actions involving embedded processor and DSP technology filed in the Western District of Texas, including comparable early-stage voluntary dismissals.
What this case signals for the processor patent IP landscape
A 38-day lifecycle and five asserted patents suggest a dynamic worth watching closely in the semiconductor processor space.
Early voluntary dismissals often precede refiling or licensing discussions
When a plaintiff dismisses under Rule 41(a)(1)(A)(i) within weeks of filing — before any answer — this pattern is consistent with pre-litigation engagement or strategic repositioning. The specific reasons are not in the public record, but companies holding Analog Devices supplier or customer relationships should monitor Teleputers' next moves on these five patents.
Five processor patents asserted: portfolio breadth signals structured enforcement
Asserting five patents simultaneously across a product family like the ADSP-SC5xx line suggests a portfolio-level enforcement approach rather than a single-patent challenge. R&D teams and in-house counsel in the embedded processor and DSP space should assess whether their own products could fall within the claims of US6952478B2, US7174014B2, US6922472B2, US7519795B2, or US7092526B2.
Teleputers v Analog — key questions answered
Teleputers, LLC asserted five patents: US6952478B2, US7174014B2, US6922472B2, US7519795B2, and US7092526B2. The complaint named Analog Devices' ADSP-SC598, SC596, and SC595 processor products as the accused products. The action was filed in the Western District of Texas on November 9, 2023.
The specific reasons for the voluntary dismissal are not disclosed in the available public record. Teleputers filed a notice of dismissal under Federal Rule of Civil Procedure 41(a)(1)(A)(i), noting that Analog Devices had not yet served an answer or motion for summary judgment. The case was dismissed without prejudice 38 days after filing.
The docket order states the dismissal was without prejudice pursuant to Rule 41(a)(1)(A)(i). A without-prejudice dismissal means no judgment on the merits was entered and Teleputers retains the right to refile claims based on the same five patents in a future action.
The complaint accused Analog Devices' ADSP-SC598, SC596, and SC595 processor products of infringing the five Teleputers patents. The specific claim-by-claim infringement theory was not developed in the public record because the case was dismissed before any substantive proceedings took place.
Because the dismissal was without prejudice, Teleputers retains the right to refile its claims under the five asserted patents. No invalidity or non-infringement defenses were entered on the record. Companies using or competing with the ADSP-SC5xx processor family should monitor Teleputers' enforcement activity on this patent portfolio.
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