Concessão da patente
#16.1
05/27/1986
RPI 814
The letters patent expired on 07/26/1994: 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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
A. B. (pessoa física)
I. A. (pessoa física)
Inventors
M. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
#13.1
03/25/1986
RPI 805
09/04/1984
RPI 724
06/05/1984
RPI 711
#12.1
06/28/1983
RPI 662
#9.1
03/22/1983
RPI 648
#6.1
09/08/1982
RPI 620
#21.1
07/26/1994
RPI 1234
From the same holder
Same category
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