Solicitação de exame técnico
#4.1
02/21/1989
RPI 957
The patent was granted on 04/27/1993 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: 02/21/1989. We update with every new RPI gazette, published weekly.
Applicants
R. S. (pessoa física)
SP, BR
Inventors
R. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
02/21/1989
RPI 957
#3.1
11/16/1988
RPI 943
#2.1
11/10/1987
RPI 890
#18.2
10/31/1995
RPI 1300
#16.1
04/27/1993
RPI 1169
#13.1
12/01/1992
RPI 1148
#9.1
07/14/1992
RPI 1128
12/24/1991
RPI 1099
#6.1
04/30/1991
RPI 1065
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.