Solicitação de exame técnico
#4.1
07/18/1989
RPI 978
Application data
Number
PI8604458Type
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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
Siemens Ltda
SP, BR
Siemens S/A
SP, BR
Transformadores União Ltda
SP, BR
Inventors
F. K. (pessoa física)
DE
W. D. (pessoa física)
DE
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