Pedido de patente depositado
#2.1
07/18/1989
RPI 978
Application data
Number
PI8902656Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
P. G. (pessoa física)
RS, BR
Inventors
P. G. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/18/1989
RPI 978
#21.1
Patente extinta em 18/05/2004
12/22/2009
RPI 2033
#16.1
03/26/1996
RPI 1321
#13.1
10/10/1995
RPI 1297
#9.1
05/30/1995
RPI 1278
#6.1
12/20/1994
RPI 1255
#6.1
07/05/1994
RPI 1231
#4.1
04/06/1993
RPI 1166
#3.1
11/20/1990
RPI 1042
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