Exigência - art. 36 da LPI
#6.1
01/31/1989
RPI 954
Application data
Number
PI8401011Type
Filing
Publication
The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 01/31/1989. We update with every new RPI gazette, published weekly.
Applicants
B. A. (pessoa física)
DE
Inventors
D. P. (pessoa física)
DE
D. N. (pessoa física)
DE
D. H. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
01/31/1989
RPI 954
#4.1
11/25/1986
RPI 840
#3.1
10/16/1984
RPI 730
#2.1
05/15/1984
RPI 708
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08G 18/38; C08G 18/10; C09D 3/72; C09K 3/10.
03/27/2018
RPI 2464
#21.1
Patente extinta em 02/03/99
07/08/2008
RPI 1957
#16.1
06/30/1992
RPI 1126
#13.1
02/18/1992
RPI 1107
#9.1
10/15/1991
RPI 1089
#6.1
01/02/1991
RPI 1048
#6.1
06/05/1990
RPI 1021
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.