# How Referral-Based Text Message Marketing Systems Work > A system that tracks web browsing to send personalized text message offers to users, incentivizing them to share those offers with friends to grow a subscriber database. - **Patent:** US 10204358 - **Original title:** Systems and methods for text message alerts and referrals - **Owner:** Zeta Global Corp - **Granted:** 2019 - **Status:** Active - **Times cited:** 3 - **Field:** consumer_electronics, software, ecommerce ## What it does This patent describes a software system that manages text message marketing campaigns by linking user activity to referral incentives. It uses a web beacon to track a user's browser activity and then generates a personalized text message containing an offer to subscribe to alerts. This message is designed to be forwarded by the original recipient to others. When the new recipient clicks a hyperlink in the forwarded message, the system registers them as a new subscriber and links that referral back to the original user, often triggering a reward for the referrer. ## What it does NOT cover - Does not cover general text messaging systems that lack a referral or reward tracking mechanism. - Does not cover physical mail or email-based referral systems. - Does not cover systems that do not use web beacons to personalize the initial message content. - Does not cover peer-to-peer messaging that occurs without a centralized subscriber database or automated offer generation. ## The clever bit The system embeds a personalized, forwardable offer within a text message that acts as a tracking vehicle, allowing the company to attribute new sign-ups to a specific existing user automatically. ## Real-world examples 1. SMS-based loyalty programs 2. Referral marketing platforms 3. Automated customer acquisition funnels ## Why it matters This patent is significant for digital marketing and customer acquisition strategies. It formalizes the technical infrastructure required to automate 'refer-a-friend' campaigns within the SMS channel, which is a high-engagement medium compared to email. It highlights how companies can leverage existing customer networks to lower their cost of acquiring new subscribers. ## Frequently asked questions ### What does How Referral-Based Text Message Marketing Systems Work cover? A system that tracks web browsing to send personalized text message offers to users, incentivizing them to share those offers with friends to grow a subscriber database. ### Who owns patent US 10204358? Zeta Global Corp owns this patent, granted in 2019. ### When does this patent expire? This patent is expected to expire on February 12, 2039, when the invention enters the public domain. ### What is patent US 10204358 cited by? This patent has been cited by 3 later patents that build on its ideas. ### What problem does this patent solve? This patent is significant for digital marketing and customer acquisition strategies. It formalizes the technical infrastructure required to automate 'refer-a-friend' campaigns within the SMS channel, which is a high-engagement medium compared to email. It highlights how companies can leverage existing customer networks to lower their cost of acquiring new subscribers. ### What does this patent NOT cover? Does not cover general text messaging systems that lack a referral or reward tracking mechanism. **Full plain-English explainer:** https://patentbrief.org/patent/us/10204358/shopify-payments **Original patent:** https://patents.google.com/patent/US10204358 --- _Source: PatentBrief — https://patentbrief.org. Patent facts are from public records; the plain-English explanation is PatentBrief's._ ## Related patents Semantically similar inventions in the PatentBrief corpus: - [Tracking Shoppers and Store Items for Better Recommendations](https://patentbrief.org/patent/us/11900293/merchant-action-recommendation-system) — This patent describes a system that tracks the location of physical customers, virtual customers, and store items using beacons to generate a combined visual report and recommend actions for merchants. - [Delivering Targeted Ads and Digital Content to Remote Kiosks](https://patentbrief.org/patent/us/10210529/shopify-app-store) — A method for sending digital content and personalized advertisements to remote kiosks by combining scheduled data pushes with real-time requests. - [How Websites Get Paid for Referring Video Traffic](https://patentbrief.org/patent/us/9154532/netflix-original-content-recommendation) — A method for tracking which website sent a user to a video stream so the referring site can be paid for the advertisement shown. - [How Eventbrite Recommends Events Based on Your Social Network](https://patentbrief.org/patent/us/8700540/facebook-messenger) — A system that suggests events to you by analyzing your social media connections and your past attendance history to see what your friends are doing. - [How Software Automatically Collects and Organizes Data from Multiple Websites](https://patentbrief.org/patent/us/8112476/amazon-ec2-elastic-compute-cloud) — A system that automatically logs into multiple websites, pulls information, and stores it locally before you even ask for it, so it is ready to view instantly.