US 12,348,673 B2
Telephone number deactivation process
Shilpa Shetty, Sydney (AU); Jignesh K. Karia, Thane (IN); Mukundan Sundararajan, Bangalore (IN); Deepa Dubey, Mumbai (IN); Pankaj Satyanarayan Dayama, Bangalore (IN); and Vishal Awal, Mumbai (IN)
Assigned to International Business Machines Corporation, Armonk, NY (US)
Filed by International Business Machines Corporation, Armonk, NY (US)
Filed on Feb. 13, 2023, as Appl. No. 18/167,989.
Prior Publication US 2024/0275883 A1, Aug. 15, 2024
Int. Cl. H04M 3/436 (2006.01); G06F 16/903 (2019.01); H04M 7/00 (2006.01); H04M 3/42 (2006.01)
CPC H04M 3/436 (2013.01) [G06F 16/90335 (2019.01); H04M 7/0048 (2013.01); H04M 3/42297 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
in response to a request to deactivate a telephone number, communicating a query to a blockchain for the telephone number, wherein a block on the blockchain was added to the blockchain in response to an organization sending a first message to the telephone number, and wherein the block identifies the organization;
identifying, based on a response to the query, the organization; and
generating and activating, based on the block on the blockchain, a filter configured to stop a second message sent by the organization to the telephone number.