Exigência - art. 36 da LPI
#6.1
10/03/1989
RPI 989
Application data
Number
PI8407288Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
C. C. (pessoa física)
US
Inventors
W. B. (pessoa física)
US
IPC Classification
Priority claims
US
576.836 · 02/03/1984
US
PCT/84/00602 · 04/19/1984
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