Concessão da patente
#16.1
07/28/1987
RPI 875
Application data
Number
PI8103803Type
Filing
Publication
The letters patent expired on 10/08/1996: 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
Du Pont do Brasil S.A.
SP, BR
Inventors
C. R. (pessoa física)
H. B. (pessoa física)
L. V. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/28/1987
RPI 875
#13.1
03/31/1987
RPI 858
#15.11
03/17/1987
RPI 856
#9.1
11/18/1986
RPI 839
#6.1
04/22/1986
RPI 809
#4.1
04/09/1985
RPI 755
08/16/1983
RPI 669
#3.1
01/25/1983
RPI 640
#21.1
10/08/1996
RPI 1349
From the same holder
Same category
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