Concessão da patente
#16.1
04/29/1986
RPI 810
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: 04/29/1986. We update with every new RPI gazette, published weekly.
Applicants
INSTALADORA SAO MARCOS LTDA [BR]
Inventors
R. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/29/1986
RPI 810
#13.1
01/14/1986
RPI 795
#9.1
09/10/1985
RPI 777
#6.1
05/21/1985
RPI 761
#5.1
03/08/1983
RPI 646
#4.1
09/21/1982
RPI 622
#3.2
08/03/1982
RPI 615
#2.1
06/15/1982
RPI 608
#21.1
12/07/1993
RPI 1201
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.