Publicação do pedido de patente
#3.1
10/24/1989
RPI 992
Application data
Number
PI8901006Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
I.H.W. Engineering Limited
GB
Inventors
I. H. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/24/1989
RPI 992
#2.1
04/18/1989
RPI 965
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B60N 1/06; A47C 7/40.
03/27/2018
RPI 2464
#21.1
Patente extinta em 03/03/2004
12/15/2009
RPI 2032
#16.1
08/30/1994
RPI 1239
#13.1
05/17/1994
RPI 1224
#9.1
01/25/1994
RPI 1208
#4.1
12/10/1991
RPI 1097
Same category
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