Solicitação de exame técnico
#4.1
07/04/1989
RPI 976
Application data
Number
PI8800742Type
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
D. A. (pessoa física)
DE
Inventors
D. K. (pessoa física)
DE
D. M. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 37 06 137.2 · 02/26/1987
DE
P 37 41 846.7 · 12/10/1987
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