Solicitação de exame técnico
#4.1
10/24/1989
RPI 992
Application data
Number
PI8704047Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
Borden Chemical Inc.
US
Inventors
R. L. (pessoa física)
US
IPC Classification
Priority claims
US
911.866 · 09/26/1986
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