Publicação do pedido de patente
#3.1
09/05/1989
RPI 985
Application data
Number
PI8900059Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
The Devilbiss Company
US
Inventors
M. C. (pessoa física)
US
M. W. (pessoa física)
US
R. W. (pessoa física)
US
IPC Classification
Priority claims
US
07 142.097 · 01/11/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/05/1989
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Procedimento automático de reclassificação. As classificações IPC anteriores eram: F25B 1/02; F04B 21/08.
03/27/2018
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