18.8
08/11/1987
RPI 877
The letters patent expired on 11/17/1992: 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: 08/11/1987. We update with every new RPI gazette, published weekly.
Applicants
Mahle Gmbh
DE
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
08/11/1987
RPI 877
#18.2
06/02/1987
RPI 867
#16.1
09/29/1981
RPI 571
#21.1
11/17/1992
RPI 1146
From the same holder
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