Solicitação de exame técnico
#4.1
08/30/1988
RPI 932
Application data
Number
PI8704926Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
Akzo N.V.
NL
Inventors
A. N. (pessoa física)
NL
P. P. (pessoa física)
NL
IPC Classification
Priority claims
NL
8602412 · 09/24/1986
NL
8701708 · 07/20/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/30/1988
RPI 932
#3.1
05/17/1988
RPI 917
#2.1
12/22/1987
RPI 896
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 3/48; C09D 3/64; C09D 3/70.
03/27/2018
RPI 2464
#21.1
Patente extinta em 24/09/2002
07/29/2008
RPI 1960
#16.1
03/26/1996
RPI 1321
#9.1
08/01/1995
RPI 1287
#6.1
02/22/1994
RPI 1212
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.