Concessão da patente
#16.1
04/26/1988
RPI 914
The letters patent expired on 05/02/1995: 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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
U. K. (pessoa física)
Inventors
D. F. (pessoa física)
E. J. (pessoa física)
S. E. (pessoa física)
V. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
01/26/1988
RPI 901
#9.1
09/15/1987
RPI 882
#15.11
09/25/1984
RPI 727
#6.1
05/22/1984
RPI 709
#6.1
11/22/1983
RPI 683
04/06/1982
RPI 598
#21.1
05/02/1995
RPI 1274
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