Solicitação de exame técnico
#4.1
10/04/1988
RPI 937
Application data
Number
PI8505914Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 10/04/1988. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
US
Inventors
F. H. (pessoa física)
US
IPC Classification
Priority claims
US
675.005 · 11/26/1984
US
761.611 · 08/01/1985
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