Carta-patente expirada
#21.1
Patente extinta em 23/12/2011
06/11/2013
RPI 2214
Application data
Number
PI9105581Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
American Cyanamid Company
US
Inventors
R. D. (pessoa física)
US
IPC Classification
Priority claims
US
07/634.286 · 12/26/1990
Abstract
É estabelecido um processo para a preparação de arilpirrolas inseticidas, e intermediários para a manufatura de arilpirrolas inseticidas, através de um processo de etapa única de cicloadição 1,3-dipolar.
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 23/12/2011
06/11/2013
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