Pedido de patente depositado
#2.1
04/11/1989
RPI 964
Application data
Number
PI8900847Type
Filing
Publication
The patent was granted on 02/24/1993 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: 04/11/1989. We update with every new RPI gazette, published weekly.
Applicants
Centrex S.A.
RJ, BR
Inventors
F. L. (pessoa física)
BR
S. K. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
04/11/1989
RPI 964
#18.2
12/31/1996
RPI 1361
#16.1
02/24/1993
RPI 1160
#13.1
09/08/1992
RPI 1136
#9.1
04/07/1992
RPI 1114
#4.1
01/08/1991
RPI 1049
#3.1
10/02/1990
RPI 1035
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.