Concessão da patente
#16.1
02/04/1986
RPI 798
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: 02/04/1986. We update with every new RPI gazette, published weekly.
Applicants
PRIMO IND TERMOPLASTICOS LTDA [BR]
Inventors
B. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/04/1986
RPI 798
#13.1
11/12/1985
RPI 786
#9.1
07/09/1985
RPI 768
#4.1
07/03/1984
RPI 715
#3.1
02/28/1984
RPI 697
#2.1
09/08/1982
RPI 620
#21.1
12/07/1993
RPI 1201
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Same category
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