Concessão da patente
#16.1
12/29/1987
RPI 897
The letters patent expired on 09/21/1993: 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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
RHODIACETA AG
Inventors
H. E. (pessoa física)
I. D. (pessoa física)
K. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
#13.1
09/22/1987
RPI 883
#9.1
05/12/1987
RPI 864
#6.1
09/02/1986
RPI 828
#6.1
11/16/1983
RPI 682
#6.1
01/26/1982
RPI 588
#21.1
09/21/1993
RPI 1190
04/21/1992
RPI 1116
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Same category
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