Pedido de patente depositado
#2.1
08/22/1989
RPI 983
Application data
Number
PI8903126Type
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: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
R. L. (pessoa física)
SP, BR
Inventors
R. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/22/1989
RPI 983
#21.1
Patente extinta em 16/06/2004
12/22/2009
RPI 2033
#16.1
04/25/1995
RPI 1273
#13.1
11/01/1994
RPI 1248
#9.1
06/28/1994
RPI 1230
#4.1
07/02/1991
RPI 1074
#3.1
01/02/1991
RPI 1048
From the same holder
Same category
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