Concessão da patente
#16.1
02/28/1989
RPI 958
Application data
Number
PI8405842Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Thw Ehrenreich Gmbh & Co. Kg
DE
Inventors
I. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
#13.1
10/25/1988
RPI 940
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06/21/1988
RPI 922
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11/24/1987
RPI 892
#4.1
05/27/1986
RPI 814
#3.1
09/17/1985
RPI 778
#2.1
02/05/1985
RPI 746
#21.1
Patente extinta em 14/11/99
07/08/2008
RPI 1957
Same category
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