Concessão da patente
#16.1
05/31/1988
RPI 919
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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1988
RPI 919
12/29/1987
RPI 897
10/06/1987
RPI 885
03/10/1987
RPI 855
06/24/1986
RPI 818
#12.2
10/22/1985
RPI 783
#9.2
07/02/1985
RPI 767
#15.11
04/16/1985
RPI 756
#7.1
09/25/1984
RPI 727
#4.1
10/11/1983
RPI 677
#21.1
12/07/1993
RPI 1201
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