Solicitação de exame técnico
#4.1
12/15/1987
RPI 895
Application data
Number
PI8701670Type
Filing
Publication
The patent was granted on 02/26/1991 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: 12/15/1987. We update with every new RPI gazette, published weekly.
Applicants
A. M. (pessoa física)
SP, BR
Inventors
A. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/15/1987
RPI 895
#3.2
11/03/1987
RPI 889
#2.1
07/28/1987
RPI 875
#18.2
06/25/1996
RPI 1334
#15.11
04/16/1991
RPI 1063
#16.1
02/26/1991
RPI 1056
#13.1
01/08/1991
RPI 1049
#9.1
09/25/1990
RPI 1034
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.