Concessão da patente
#16.1
07/28/1987
RPI 875
Application data
Number
PI8302025Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
Nacam
FR
Inventors
H. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/28/1987
RPI 875
#9.1
12/16/1986
RPI 843
#4.1
03/25/1986
RPI 805
#3.1
12/18/1984
RPI 739
#3.1
12/27/1983
RPI 688
#2.1
06/07/1983
RPI 659
#21.1
Patente extinta em 15/04/98
07/01/2008
RPI 1956
#22.1
11/12/1991
RPI 1093
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.