Concessão da patente
#16.1
08/25/1987
RPI 879
Application data
Number
PI8106873Type
Filing
Publication
The patent was granted on 08/25/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
DU PONT [US]
Inventors
B. C. (pessoa física)
C. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/25/1987
RPI 879
#13.1
06/09/1987
RPI 868
#9.1
01/13/1987
RPI 847
#6.1
02/18/1986
RPI 800
#15.11
06/11/1985
RPI 764
#7.1
12/11/1984
RPI 738
#5.1
11/16/1983
RPI 682
#4.1
07/05/1983
RPI 663
#3.1
07/06/1982
RPI 611
#2.1
12/08/1981
RPI 581
#18.2
08/07/1990
RPI 1027
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.