Solicitação de exame técnico
#4.1
12/17/1985
RPI 791
Application data
Number
PI8403147Type
Filing
Publication
The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.
Latest action published by the INPI: 12/17/1985. We update with every new RPI gazette, published weekly.
Applicants
KOPPERS CO INC [US]
Inventors
A. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/17/1985
RPI 791
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