Concessão da patente
#16.1
07/28/1987
RPI 875
Application data
Number
PI8303441Type
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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
Hermann Wangner GmbH & Co. Kg.
DE
Inventors
B. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/28/1987
RPI 875
#13.1
05/05/1987
RPI 863
#9.1
12/16/1986
RPI 843
#6.1
06/25/1985
RPI 766
#4.1
07/10/1984
RPI 716
#3.1
02/07/1984
RPI 694
#2.1
08/09/1983
RPI 668
#21.1
Patente extinta em 28/06/98
07/01/2008
RPI 1956
From the same holder
Same category
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