Publicação do pedido de patente
#3.1
09/27/1988
RPI 936
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Official data from INPI
PROCESSO PARA A PREPARAÇÃO DE ÁCIDOS BENZENOCARBOXÍLICOS E ÉSTERES DE ÁCIDOS BENZENODICARBOXÍLICOS E DISPOSITIVO
PublicadaInvention Patent
Application data
Number
PI8800636Type
Invention Patent
Filing
02/12/1988
Publication
09/27/1988
Progress at the INPI
- Filing02/12/88
- Publication09/27/88
- Examination11/27/90
- Allowance
- Grant
- In force
Published on 09/27/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
H. A. (pessoa física)
DE
Inventors
H. W. (pessoa física)
DE
H. L. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P 37 04 720.5 · 02/14/1987
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
05/24/1988
RPI 918
Retificação
#15.3
02/16/1994
RPI 1211
Solicitação de exame técnico
#4.1
11/27/1990
RPI 1043
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