Amex Files Patent for Blockchain System to Match Images of Receipts With Stored Records

Financial services giant American Express (Amex) has filed a patent for a blockchain-based system to capture and transmit the image of a receipt, according to a U.S. Patent and Trademark Office (USPTO) patent filing published Nov. 13. The patent applicant is listed as American Express Travel Related Services Co., Inc., the company’s travel subsidiary. The new filing, titled “Linking digital images with related records,” includes a new method for receiving, recording and transmitting the image of a receipt. The filing describes how the system lets a user with a mobile…

Salesforce Wins Patent Tackling Email Spam With Blockchain

Software giant Salesforce has won a patent outlining how a blockchain-based platform can be used to prevent spam or other unwanted emails from plaguing people’s inboxes. According to a document published Tuesday by the U.S. Patent and Trademark Office, a blockchain-based platform can be leveraged to check whether emails are changed or otherwise tampered with after being sent through a custom matching system. Moreover, this system can more efficiently filter spam than existing protocols, according to the document. The proposed platform would use a matching system to determine whether an…

US Software Company Salesforce Wins Patent for Blockchain Anti-Spam Solution

U.S. software company Salesforce has won a patent to detect spam emails using blockchain technology. The patent filing was published on the U.S. Patent and Trademark Office (USPTO) website Tuesday, Nov. 4. Salesforce, which offer its customers is a cloud-based mailing platform, patented a solution that allows for the detection of whether an initial email was modified while being sent. In addition, the blockchain-driven program could help improve the existing filters that often fail to distinguish between spam and regular emails, such as promo letters. As explained in the technical…