Solicitação de exame técnico
#4.1
11/28/1989
RPI 997
The patent was granted on 09/29/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
J. O. (pessoa física)
PR, BR
Inventors
J. O. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/28/1989
RPI 997
#3.1
06/13/1989
RPI 973
#2.1
03/15/1988
RPI 908
#18.2
10/31/1995
RPI 1300
#16.1
09/29/1992
RPI 1139
#13.1
07/28/1992
RPI 1130
#9.1
03/03/1992
RPI 1109
#6.1
08/06/1991
RPI 1079
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.