Concessão da patente
#16.1
06/30/1987
RPI 871
The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
MIGUEL MARTINS LUIZ DAVID MART [PE]
Inventors
C. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#13.1
12/23/1986
RPI 844
#9.1
09/02/1986
RPI 828
#6.1
11/19/1985
RPI 787
#4.1
04/16/1985
RPI 756
#3.1
03/20/1984
RPI 700
#2.1
09/21/1982
RPI 622
#18.2
10/02/1990
RPI 1035
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.