Concessão da patente
#16.1
10/27/1987
RPI 888
The letters patent expired on 11/15/1994: 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: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants
A. A. (pessoa física)
Inventors
A. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/27/1987
RPI 888
#13.1
06/09/1987
RPI 868
#9.1
01/13/1987
RPI 847
#6.1
03/11/1986
RPI 803
#6.1
05/07/1985
RPI 759
#4.1
03/15/1983
RPI 647
#3.2
08/31/1982
RPI 619
#2.1
06/15/1982
RPI 608
#21.1
11/15/1994
RPI 1250
Same category
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