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2026 Edition
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Other Notable Firms
Tier 1
Tier 2
Tier 3
Other Notable Firms
Overview
Isern Patentes y Marcas is an established IP agency in Spain which is recommended for IP protection and portfolio management work. The firm has a busy European trade mark filing practice. The IP team consists of lawyers, engineers, and industrial property agents.
Notable practitioners: Javier Isern, Jorge Isern, Pepe Isern, Nuria Isern and Marta Isern.
Linked Reviews
Patent
The firm coordinated patent drafting and prosecution before the EPO and negotiated a PCT application extension for the pharmaceutical sector. Prosecution for the renewable energy sector was also undertaken. Patent technicians Winslow Land and Carlos Guerrero arrived in August 2024.
Trade mark
The practice provided Rosefield Portugal with opposition services before the Spanish Patent and Trademark Office. Separate opposition was completed for the media and musical arts industries before the EUIPO.