Solicitação de exame técnico
#4.1
10/27/1987
RPI 888
Application data
Number
PI8605121Type
Filing
Publication
The letters patent expired on 12/05/2012: 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: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants
Rohm And Haas Company
US
Inventors
A. H. (pessoa física)
US
H. A. (pessoa física)
US
IPC Classification
Priority claims
US
789.797 · 10/21/1985
US
911.177 · 09/24/1986
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