Concessão da patente
#16.1
03/31/1987
RPI 858
Application data
Number
PI8201481Type
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: 03/31/1987. We update with every new RPI gazette, published weekly.
Applicants
Mecânica Wultzl Ltda.
SP, BR
Inventors
A. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/31/1987
RPI 858
#13.1
11/04/1986
RPI 837
#9.1
07/08/1986
RPI 820
#15.11
02/26/1985
RPI 749
#6.1
08/14/1984
RPI 721
#4.1
02/07/1984
RPI 694
#3.1
11/01/1983
RPI 680
#2.1
05/04/1982
RPI 602
#21.1
Patente extinta em 18/03/97
07/01/2008
RPI 1956
From the same holder
Same category
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