Solicitação de exame técnico
#4.1
10/20/1987
RPI 887
The patent was granted on 08/04/1992 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: 10/20/1987. We update with every new RPI gazette, published weekly.
Applicants
Petit Indústria e Comércio de Plásticos Ltda
SP, BR
Inventors
C. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/20/1987
RPI 887
#2.1
09/01/1987
RPI 880
#3.2
09/01/1987
RPI 880
#18.2
10/31/1995
RPI 1300
#16.1
08/04/1992
RPI 1131
#13.1
02/18/1992
RPI 1107
#9.1
10/15/1991
RPI 1089
#6.1
06/18/1991
RPI 1072
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.