Solicitação de exame técnico
#4.1
11/24/1987
RPI 892
Application data
Number
PI8505172Type
Filing
Publication
The patent was granted on 11/26/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
D. K. (pessoa física)
DE
R. K. (pessoa física)
FR
R. U. (pessoa física)
DE
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