Concessão da patente
#16.1
07/25/1989
RPI 979
The letters patent expired on 12/19/1995: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
E. M. (pessoa física)
SP, BR
Inventors
E. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/25/1989
RPI 979
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01/24/1989
RPI 953
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10/04/1988
RPI 937
#4.1
07/01/1986
RPI 819
#3.2
02/25/1986
RPI 801
#2.1
02/18/1986
RPI 800
#21.1
12/19/1995
RPI 1307
Same category
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