Publicação do pedido de patente
#3.1
02/14/1989
RPI 956
Application data
Number
PI8803665Type
Filing
Publication
The letters patent expired on 08/26/2008: 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: 02/14/1989. We update with every new RPI gazette, published weekly.
Applicants
Applied Industrial Materials Corporation Aimcor
US
Inventors
G. L. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 37 24 541.4 · 07/24/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
02/14/1989
RPI 956
#2.1
01/24/1989
RPI 953
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01B 33/02; C01B 31/36; B01J 2/28; F27B 7/00; C04B 35/56; C04B 35/38.
03/27/2018
RPI 2464
#21.1
Patente extinta em 22/07/2008
08/26/2008
RPI 1964
#16.1
05/27/1997
RPI 1382
#15.11
09/24/1996
RPI 1347
#9.1
09/24/1996
RPI 1347
#6.1
02/14/1995
RPI 1263
#4.1
02/01/1990
RPI 1004
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.