Concessão da patente
#16.1
05/27/1986
RPI 814
The letters patent expired on 12/07/1993: 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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
B. M. (pessoa física)
SP, BR
Inventors
M. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
#13.1
01/14/1986
RPI 795
#9.1
09/10/1985
RPI 777
#6.1
04/09/1985
RPI 755
#4.1
08/07/1984
RPI 720
#3.1
06/22/1982
RPI 609
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.