Concessão da patente
#16.1
09/27/1988
RPI 936
Application data
Number
PI8400914Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
REHAU PLASTIKS [DE]
Inventors
B. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1988
RPI 936
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
07/28/1987
RPI 875
#4.1
02/05/1985
RPI 746
#3.1
10/02/1984
RPI 728
#2.1
05/08/1984
RPI 707
#21.1
Patente extinta em 24/02/99
08/19/2008
RPI 1963
From the same holder
Same category
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