Concessão da patente
#16.1
05/28/1985
RPI 762
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: 05/28/1985. We update with every new RPI gazette, published weekly.
Applicants
ALPARGATAS SA SAO PAULO [BR]
Inventors
R. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/28/1985
RPI 762
#13.1
12/26/1984
RPI 740
#9.1
08/28/1984
RPI 723
#6.1
02/07/1984
RPI 694
#6.1
07/19/1983
RPI 665
#4.1
02/16/1982
RPI 591
#3.1
10/06/1981
RPI 572
#21.1
12/07/1993
RPI 1201
Same category
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