Solicitação de exame técnico
#4.1
03/15/1988
RPI 908
Application data
Number
PI8603601Type
Filing
Publication
The patent was granted on 04/30/1991 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: 03/15/1988. We update with every new RPI gazette, published weekly.
Applicants
M. Klein Engenharia Ltda
MG, BR
Inventors
L. H. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/15/1988
RPI 908
#3.2
04/22/1987
RPI 861
#2.1
01/06/1987
RPI 846
#18.2
10/03/1995
RPI 1296
#15.11
05/07/1991
RPI 1066
#16.1
04/30/1991
RPI 1065
#13.1
01/08/1991
RPI 1049
#9.1
09/25/1990
RPI 1034
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.