Concessão da patente
#16.1
02/26/1985
RPI 749
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: 02/26/1985. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/26/1985
RPI 749
#13.1
10/02/1984
RPI 728
07/24/1984
RPI 718
#9.1
06/12/1984
RPI 712
#7.1
09/27/1983
RPI 675
#4.1
11/03/1982
RPI 628
#21.1
12/07/1993
RPI 1201
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