Solicitação de exame técnico
#4.1
10/17/1989
RPI 991
Application data
Number
PI8603964Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
C. A. (pessoa física)
DE
Inventors
W. E. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 35 38 990.7 · 11/02/1985
DE
P 36 06 129.8 · 02/26/1986
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