Exigência - art. 36 da LPI
#6.1
08/16/1988
RPI 930
Application data
Number
PI8301742Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 08/16/1988. We update with every new RPI gazette, published weekly.
Applicants
H. C. (pessoa física)
US
Parker Chemical Company
US
Inventors
A. L. (pessoa física)
US
IPC Classification
Priority claims
US
366.449 · 04/07/1982
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