Concessão da patente
#16.1
02/25/1986
RPI 801
Application data
Number
PI8204380Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 02/25/1986. We update with every new RPI gazette, published weekly.
Applicants
Petroflex Industria e Comercio S/A
RJ, BR
Inventors
G. M. (pessoa física)
IT
L. V. (pessoa física)
IT
P. S. (pessoa física)
IT
P. B. (pessoa física)
IT
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/25/1986
RPI 801
#13.1
11/26/1985
RPI 788
#9.1
07/30/1985
RPI 771
#4.1
06/14/1983
RPI 660
#3.2
01/18/1983
RPI 639
#2.1
09/08/1982
RPI 620
#21.1
Patente extinta em 27/07/97
07/01/2008
RPI 1956
07/16/1996
RPI 1337
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