Pedido de patente depositado
#2.1
11/28/1989
RPI 997
Application data
Number
PI8904258Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
Armco, Inc.
US
Armco Steel Company, L.P
US
Inventors
D. L. (pessoa física)
US
F. K. (pessoa física)
US
R. C. (pessoa física)
US
S. B. (pessoa física)
US
W. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/28/1989
RPI 997
#21.1
Patente extinta em 24/08/2009
12/26/2012
RPI 2190
#25.1
Transferido de: Armco Steel Company, L.P.
06/20/2000
RPI 1537
#16.1
12/29/1998
RPI 1460
#9.1
09/15/1998
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#6.1
04/14/1998
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11/19/1996
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06/02/1992
RPI 1122
03/10/1992
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11/26/1991
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11/19/1991
RPI 1094
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04/10/1990
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