Exigência - art. 36 da LPI
#6.1
10/10/1989
RPI 990
Application data
Number
PI8307255Type
Filing
Publication
The patent was granted on 03/26/1991 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
US
Moltech Invent S/A.
LU
Inventors
A. S. (pessoa física)
US
IPC Classification
Priority claims
US
454.718 · 12/30/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/10/1989
RPI 990
03/08/1988
RPI 907
#4.1
08/12/1986
RPI 825
#3.1
08/07/1984
RPI 720
#2.1
03/13/1984
RPI 699
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01B 35/04; C01B 31/30; C01B 21/06; C22C 29/14.
03/20/2018
RPI 2463
#18.2
04/30/1996
RPI 1326
#15.11
09/22/1992
RPI 1138
#16.1
03/26/1991
RPI 1060
#15.11
03/05/1991
RPI 1057
#13.1
12/26/1990
RPI 1047
#9.1
09/11/1990
RPI 1032
03/27/1990
RPI 1011
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.