Carta-patente expirada
#21.1
PATENTE EXTINTA EM 14/11/2025
03/17/2026
RPI 2880
The letters patent expired on 03/17/2026: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/17/2026. We update with every new RPI gazette, published weekly.
Applicants
DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
US
NUTRITION & BIOSCIENCES USA 2, LLC
US
ROHM AND HAAS COMPANY
US
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
PATENTE EXTINTA EM 14/11/2025
03/17/2026
RPI 2880
#25.1
09/14/2021
RPI 2645
#25.1
08/24/2021
RPI 2642
#16.1
09/01/2015
RPI 2330
#9.1
06/16/2015
RPI 2319
#6.1
03/17/2015
RPI 2306
#7.1
11/25/2014
RPI 2290
#2.4
Por ser considerado no ato do protocolo estar na mesma fase processual de seu inicial (PI 0504788-9) o pedido dividido passa a conter todos os despachos atribuídos àquele nas RPI's anteriores à data de entrada deste dividido, cfe. legislação vigente.
10/21/2014
RPI 2285
#2.10
Protocolo nº 860140019418, em 19/02/2014; 09:45 (WB); Dividido do PI 0504788-9
04/15/2014
RPI 2258
From the same holder
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