Solicitação de exame técnico
#4.1
07/04/1989
RPI 976
Application data
Number
PI8802221Type
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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
Hitchiner Manufacturing Co., Inc.
US
Metal Casting Technology, Inc.
US
Inventors
G. C. (pessoa física)
US
IPC Classification
Priority claims
US
047.334 · 05/07/1987
US
175.231 · 03/30/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
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