Solicitação de exame técnico
#4.1
08/30/1988
RPI 932
Application data
Number
PI8506190Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
J. C. (pessoa física)
US
K. R. (pessoa física)
US
Priority claims
US
684.597 · 12/21/1984
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