Publicação do pedido de patente
#3.1
08/01/1989
RPI 980
Application data
Number
PI8805879Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
Cameron Iron Works Usa, Inc
US
C. C. (pessoa física)
US
Inventors
E. S. (pessoa física)
J. S. (pessoa física)
US
L. H. (pessoa física)
P. T. (pessoa física)
T. C. (pessoa física)
T. D. (pessoa física)
W. T. (pessoa física)
US
IPC Classification
Priority claims
GB
8726356 · 11/11/1987
US
136.986 · 12/23/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
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RPI 980
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