Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8306286Type
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
Demuth Máquinas Industriais Ltda
RS, BR
Inventors
F. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
#13.1
01/17/1989
RPI 952
11/08/1988
RPI 942
07/05/1988
RPI 924
#12.1
03/04/1987
RPI 854
#9.1
10/29/1986
RPI 836
#6.1
02/25/1986
RPI 801
#4.1
05/08/1984
RPI 707
#2.1
01/24/1984
RPI 692
#3.2
01/24/1984
RPI 692
#18.2
02/18/1992
RPI 1107
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.