Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8106574Type
Filing
Publication
The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
J. J. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
#13.1
07/11/1989
RPI 977
#9.1
02/21/1989
RPI 957
#6.1
05/24/1988
RPI 918
#4.1
01/29/1985
RPI 745
#3.1
05/17/1983
RPI 656
#2.1
11/24/1981
RPI 579
#18.2
02/04/1992
RPI 1105
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.