Concessão da patente
#16.1
12/30/1986
RPI 845
Application data
Number
PI8204707Type
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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
A. B. (pessoa física)
SP, BR
E. P. (pessoa física)
SP, BR
F. U. (pessoa física)
SP, BR
L. J. (pessoa física)
SP, BR
Inventors
F. U. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
08/26/1986
RPI 827
#9.1
04/22/1986
RPI 809
#15.11
04/01/1986
RPI 806
#4.1
04/16/1985
RPI 756
#3.1
03/20/1984
RPI 700
#2.1
09/28/1982
RPI 623
#21.1
Patente extinta em 10/08/97
07/01/2008
RPI 1956
#25.1
06/10/1997
RPI 1384
From the same holder
Same category
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