Concessão da patente
#16.1
10/25/1983
RPI 679
The letters patent expired on 06/21/1994: 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
P. H. (pessoa física)
Inventors
H. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1983
RPI 679
#13.1
06/28/1983
RPI 662
#9.1
03/08/1983
RPI 646
#6.1
08/31/1982
RPI 619
06/08/1982
RPI 607
#11.2
03/16/1982
RPI 595
#21.1
06/21/1994
RPI 1229
Same category
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