Publicação do pedido de patente
#3.1
09/26/1989
RPI 988
Application data
Number
PI8900374Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
Armco Inc
US
Armco, Inc.
US
Inventors
J. D. (pessoa física)
US
J. T. (pessoa física)
US
J. D. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/26/1989
RPI 988
#2.1
03/21/1989
RPI 961
#21.1
Patente extinta em 30/01/2009
12/18/2012
RPI 2189
#16.1
05/27/1997
RPI 1382
#13.1
03/25/1997
RPI 1373
#9.1
07/30/1996
RPI 1339
03/16/1993
RPI 1163
#4.1
09/25/1990
RPI 1034
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