Exigência - art. 36 da LPI
#6.1
06/14/1988
RPI 921
Application data
Number
PI8402194Type
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: 06/14/1988. We update with every new RPI gazette, published weekly.
Applicants
Parker Chemical Company
US
Inventors
A. L. (pessoa física)
US
J. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
06/14/1988
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07/24/1984
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Patente extinta em 09/05/99
07/08/2008
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07/05/1994
RPI 1231
#16.1
05/31/1994
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#9.1
10/19/1993
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02/24/1993
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