Pedido de certificado de adição de invenção
#5.1
05/31/1988
RPI 919
Application data
Number
PI8606280Type
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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
Hackforth GmbH & Co. KG.
DE
Inventors
J. W. (pessoa física)
DE
J. W. (pessoa física)
M. L. (pessoa física)
DE
U. F. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
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05/31/1988
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04/28/1987
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Patente extinta em 18/12/2001
07/22/2008
RPI 1959
#16.1
04/30/1991
RPI 1065
#13.1
01/22/1991
RPI 1051
#9.1
10/09/1990
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