How Websites Can Sell Items from Other Sites Without Redirecting Users
A method for a website to display and process purchases for items listed on a completely different website, allowing users to buy products without ever leaving the page they are currently browsing.
Patent Number
US 9792375
Status
Active
Filing Date
June 15, 2016
Grant Date
October 17, 2017
Expiration
~June 2036 (estimated)
Claims
19
Assignee
PayPal Inc
Inventors
Mark Joseph Gardner, Hugh Evan Williams, Valerie Nygaard
Citations
2 forward · 31 backward
What it covers
The patent describes a system where a search engine on a 'first website' fetches product information from a 'second website' and displays it directly to the user. Instead of forcing the user to click a link and navigate away to the second site, the system uses remote APIs to embed interactive elements. This allows the user to perform transaction-based functions, such as placing a bid or purchasing an item, directly within the interface of the first website. Essentially, it turns a search results page into a functional storefront for external retailers.
What it doesn't cover
- —Does not cover standard search results that only provide links to external websites.
- —Does not cover systems that require the user to navigate to the second website to complete a purchase.
- —Does not cover general web scraping that does not include a transaction-based interface element.
- —Does not cover offline transactions or systems that do not use remote APIs to facilitate the interaction.
The clever bit
The innovation lies in using remote APIs to inject 'functionally-active' elements into a third-party search result, effectively turning a static search list into a live transaction portal for external inventory.
Why it matters
This technology addresses the 'friction' of web navigation, where users often abandon purchases if they are forced to jump between multiple tabs or sites. By keeping the user within a single interface, companies like PayPal can increase conversion rates and keep users within their own ecosystem longer. It represents a shift from the web as a collection of linked documents to the web as a collection of integrated, functional services.
Real-world examples
- 1.Google Shopping results that allow direct checkout
- 2.Social media 'buy' buttons integrated into third-party feeds
- 3.Comparison shopping engines with embedded 'add to cart' features
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US 9792375 · 2026