Pedido de licença compulsória
#20.1
09/23/1986
RPI 831
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: 09/23/1986. We update with every new RPI gazette, published weekly.
Applicants
H. H. (pessoa física)
Inventors
H. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
09/23/1986
RPI 831
#16.1
03/25/1986
RPI 805
#13.1
11/12/1985
RPI 786
#9.1
07/09/1985
RPI 768
#15.11
04/23/1985
RPI 757
#6.1
02/12/1985
RPI 747
#4.1
07/19/1983
RPI 665
#3.1
09/14/1982
RPI 621
#21.1
12/07/1993
RPI 1201
Same category
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