Publicação do pedido de patente
#3.1
10/10/1989
RPI 990
Application data
Number
PI8900647Type
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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
Cameron Iron Works USA, Inc
US
C. C. (pessoa física)
US
Inventors
D. T. (pessoa física)
US
J. M. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/10/1989
RPI 990
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 14/02/2004
12/15/2009
RPI 2032
#25.1
06/10/1997
RPI 1384
#25.1
06/03/1997
RPI 1383
#16.1
06/27/1995
RPI 1282
#13.1
03/14/1995
RPI 1267
#9.1
11/08/1994
RPI 1249
#6.1
04/19/1994
RPI 1220
#4.1
11/19/1991
RPI 1094
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