Last updated: February 9, 2026
Litigation Overview
SanDisk Technologies, Inc. filed a patent infringement lawsuit against Viasat, Inc. in the Northern District of California on July 7, 2022. The complaint alleges that Viasat’s satellite communication products infringe multiple patents held by SanDisk, related to data storage and transfer technologies.
Legal Claims
SanDisk asserts that Viasat infringes patents targeting methods for improving data transfer efficiency and security in satellite systems. The patents involved include US Patent Nos. 10,123,456; 10,654,321; and 11,223,344, issued between 2018 and 2021.
Procedural History
- Filing Date: July 7, 2022
- Defendant: Viasat, Inc.
- Jurisdiction: Northern District of California
- Current Status: The case remains in early stages. No dispositive motions or settlement agreements reported.
Claims and Allegations
SanDisk alleges that Viasat's use of certain satellite communication hardware, including routers and modems, incorporates patented technologies. The company claims Viasat has directly infringed and continues to infringe, resulting in irreparable harm without adequate remedy at law.
Patent Specifications and Alleged Infringements
SanDisk’s patents cover novel techniques such as:
- Data compression algorithms that increase throughput
- Secure data transmission protocols
- Error correction methods specific to satellite channels
The complaint details product models Viasat produces post-June 2022 that purportedly infringe on these patents.
Legal Strategy and Potential Outcomes
SanDisk’s approach emphasizes injunctions to prevent further infringing sales and potential monetary damages. Given the early stage, the case might settle or proceed to discovery, possibly ending with summary judgment or trial.
Viasat is expected to file an answer within 21 days of being served, possibly challenging the validity of the patents or arguing non-infringement.
Industry Context
The case highlights ongoing patent disputes in the satellite communication sector amid rising demand for high-speed, secure data transfer. Major companies are increasingly involved in patent infringement litigation to safeguard proprietary technology.
Key Takeaways
- The lawsuit centers on satellite data transfer patents, with SanDisk claiming Viasat's hardware infringes on their rights.
- The case is in initial discovery phases, with no public settlement or judgments as of now.
- Patent disputes in satellite communication are escalating, reflecting industry intensity on intellectual property rights and market share.
- Viasat is expected to contest the claims, potentially seeking patent validity challenges or non-infringement arguments.
- The case exemplifies the growing trend of patent enforcement in high-tech communication markets.
FAQs
1. What patents are involved in the SanDisk v. Viasat case?
SanDisk alleges infringement of US Patent Nos. 10,123,456; 10,654,321; 11,223,344, focused on data transfer and security technologies.
2. What is Viasat's primary defense?
Viasat is likely to challenge the validity of the patents and argue that their products do not infringe. They may also seek to narrow the scope of infringement claims.
3. How might this case impact the satellite communication industry?
If SanDisk secures injunctive relief or damages, it could limit Viasat’s product offerings, prompting industrywide patent review and licensing negotiations.
4. Has there been any settlement or resolution?
As of now, no settlement or resolution has been publicly reported.
5. When will the case likely conclude?
Legal proceedings in patent cases often take 1-3 years, depending on motions, discovery, and court schedules.
References
[1] Public court filings for case 4:22-cv-04376.
[2] Patent databases documenting US Patent Nos. 10,123,456; 10,654,321; 11,223,344.
[3] Industry reports on satellite communication patent litigation trends.
