Carta-patente expirada
#21.1
Patente extinta em 26/10/2015
12/29/2015
RPI 2347
The letters patent expired on 12/29/2015: 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: 12/29/2015. We update with every new RPI gazette, published weekly.
Applicants
Tigre S/A - Tubos e Conexões
SC, BR
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 26/10/2015
12/29/2015
RPI 2347
#16.1
04/22/2008
RPI 1946
#9.1
10/23/2007
RPI 1920
Referente a RPI 1653 de 10/09/2002
08/31/2004
RPI 1756
09/10/2002
RPI 1653
#3.1
05/28/2002
RPI 1638
#2.1
11/28/2000
RPI 1560
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.