Concessão da patente
#16.1
10/29/1985
RPI 784
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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
A. D. (pessoa física)
Inventors
D. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
08/06/1985
RPI 772
#9.1
04/16/1985
RPI 756
#6.1
07/31/1984
RPI 719
#4.1
01/24/1984
RPI 692
#3.1
02/24/1982
RPI 592
#21.1
12/07/1993
RPI 1201
#20.1
02/06/1990
RPI 1005
Same category
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