Concessão da patente
#16.1
11/25/1986
RPI 840
The letters patent expired on 07/01/2008: 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: 11/25/1986. We update with every new RPI gazette, published weekly.
Applicants
M. A. (pessoa física)
DE
Inventors
H. C. (pessoa física)
H. F. (pessoa física)
L. E. (pessoa física)
S. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/25/1986
RPI 840
#13.1
08/26/1986
RPI 827
#9.1
04/22/1986
RPI 809
#6.1
06/11/1985
RPI 764
#4.1
10/16/1984
RPI 730
03/13/1984
RPI 699
#2.1
07/19/1983
RPI 665
#21.1
Patente extinta em 08/06/98
07/01/2008
RPI 1956
#20.1
07/05/1994
RPI 1231
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