The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2026
Filed:
Mar. 31, 2022
Lenovo Global Technology (United States) Inc., Morrisville, NC (US);
George-Andrei Stanescu, Ilfov, RO;
Corneliu-Ilie Calciu, Bucharest, RO;
Radu Mihai Iorga, Bucharest, RO;
LENOVO GLOBAL TECHNOLOGY (UNITED STATES) INC., Morrisville, NC (US);
Abstract
Optimizing network load in multicast communications including receiving, at a first interface of a first router from a second router, a multicast packet for a multicast group; determining whether a time to live (TTL) value of the multicast packet is equal to zero; and sending, in response to determining that the TTL value of the multicast packet is equal to zero, a Protocol Independent Multicast prune message on the first interface of the first router, wherein the Protocol Independent Multicast prune message comprises a request to stop receiving multicast traffic for the multicast group.