Concessão da patente
#16.1
08/27/1985
RPI 775
Application data
Number
PI8202087Type
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: 08/27/1985. 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
08/27/1985
RPI 775
#13.1
05/21/1985
RPI 761
#9.1
01/29/1985
RPI 745
#6.1
08/14/1984
RPI 721
#4.1
02/14/1984
RPI 695
#3.1
11/16/1983
RPI 682
#2.1
06/01/1982
RPI 606
#21.1
Patente extinta em 13/04/97
07/01/2008
RPI 1956
From the same holder
Same category
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