Concessão da patente
#16.1
05/27/1986
RPI 814
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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
A. B. (pessoa física)
I. A. (pessoa física)
Inventors
A. [. (pessoa física)
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
#13.1
11/26/1985
RPI 788
#9.1
07/30/1985
RPI 771
#6.1
01/08/1985
RPI 742
#4.1
10/04/1983
RPI 676
#3.2
05/31/1983
RPI 658
#2.1
03/29/1983
RPI 649
#21.1
12/07/1993
RPI 1201
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Same category
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