Solicitação de exame técnico
#4.1
07/21/1987
RPI 874
Application data
Number
PI8503581Type
Filing
Publication
The patent was granted on 08/27/1991 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: 07/21/1987. We update with every new RPI gazette, published weekly.
Applicants
P. F. (pessoa física)
SP, BR
Inventors
P. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/21/1987
RPI 874
#3.1
03/04/1987
RPI 854
#2.1
09/24/1985
RPI 779
#18.2
05/21/1996
RPI 1329
#16.1
08/27/1991
RPI 1082
#13.1
04/16/1991
RPI 1063
#9.1
01/02/1991
RPI 1048
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.