Publicação do pedido de patente
#3.1
10/04/1988
RPI 937
Application data
Number
PI8800850Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 10/04/1988. We update with every new RPI gazette, published weekly.
Applicants
Rhodia S/A
SP, BR
Inventors
E. C. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/04/1988
RPI 937
#2.1
07/12/1988
RPI 925
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08G 77/40; C08G 77/20.
03/27/2018
RPI 2464
#21.1
Patente extinta em 24/02/2003
09/02/2008
RPI 1965
#16.1
03/26/1996
RPI 1321
#13.1
11/14/1995
RPI 1302
#9.1
07/04/1995
RPI 1283
#6.1
01/25/1994
RPI 1208
#4.1
01/08/1991
RPI 1049
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.