Concessão da patente
#16.1
03/26/1985
RPI 753
The letters patent expired on 11/22/1994: 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: 03/26/1985. We update with every new RPI gazette, published weekly.
Applicants
B. E. (pessoa física)
Inventors
B. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/26/1985
RPI 753
#13.1
12/11/1984
RPI 738
#9.1
08/21/1984
RPI 722
#4.1
11/29/1983
RPI 684
#3.1
11/09/1982
RPI 629
#21.1
11/22/1994
RPI 1251
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Same category
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