Pedido de patente depositado
#2.1
10/25/1988
RPI 940
Application data
Number
PI8802633Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
Umwelt-Equipamentos de Tecnologia Ambiental e Energéticos Ltda
RS, BR
Inventors
W. K. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/25/1988
RPI 940
#21.1
Patente extinta em 25/05/2003
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