Concessão da patente
#16.1
11/26/1985
RPI 788
The letters patent expired on 07/13/1993: 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: 11/26/1985. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
Inventors
C. A. (pessoa física)
IPC Classification
Priority claims
US
P: . 718. 549 · 08/30/1976
US
P:.814.351 · 07/11/1977
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