Concessão da patente
#16.1
06/24/1986
RPI 818
The letters patent expired on 11/21/1995: 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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
Zeman & Co. Gesellschaft M.B.H.
AT
Inventors
Z. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/24/1986
RPI 818
#13.1
04/15/1986
RPI 808
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11/12/1985
RPI 786
#6.1
01/31/1984
RPI 693
#4.1
07/19/1983
RPI 665
#21.1
11/21/1995
RPI 1303
Same category
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