20.4
10/06/1987
RPI 885
Application data
Number
PI8304252Type
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: 10/06/1987. We update with every new RPI gazette, published weekly.
Applicants
Basf Farben + Fasern Aktiengesellschaft
DE
Basf Lacke + Farben Aktiengesellschaft
DE
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
DE
P 32 29 639.8 · 08/09/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
10/06/1987
RPI 885
10/06/1987
RPI 885
#16.1
08/26/1986
RPI 827
#13.1
06/24/1986
RPI 818
#15.11
02/18/1986
RPI 800
#9.1
02/12/1986
RPI 799
#6.1
04/30/1985
RPI 758
#4.1
07/10/1984
RPI 716
#3.1
03/13/1984
RPI 699
#2.1
10/18/1983
RPI 678
#21.1
Patente extinta em 08/08/98
07/01/2008
RPI 1956
From the same holder
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