313
01/24/1989
RPI 953
The letters patent expired on 07/20/1993: 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: 01/24/1989. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
Inventors
O. S. (pessoa física)
S. M. (pessoa física)
T. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
01/24/1989
RPI 953
03/29/1988
RPI 910
04/02/1985
RPI 754
10/02/1984
RPI 728
02/14/1984
RPI 695
08/23/1983
RPI 670
#17.1
08/09/1983
RPI 668
#17.1
09/08/1982
RPI 620
#16.1
06/29/1982
RPI 610
#21.1
07/20/1993
RPI 1181
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Same category
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