Publicação do pedido de patente
#3.1
02/08/1989
RPI 955
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Official data from INPI
PROCESSO PARA A PREPARAÇÃO DE ÁCIDO FLUORÍDRICO E ANIDRITA
PublicadaInvention Patent
Application data
Number
PI8803528Type
Invention Patent
Filing
07/13/1988
Publication
02/08/1989
Progress at the INPI
- Filing07/13/88
- Publication02/08/89
- Examination05/07/91
- Allowance
- Grant
- In force
Published on 02/08/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 02/08/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
B. A. (pessoa física)
DE
Inventors
G. K. (pessoa física)
DE
H. B. (pessoa física)
DE
H. K. (pessoa física)
DE
J. S. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P3723197.9 · 07/14/1987
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
12/20/1988
RPI 948
Retificação
#15.3
06/14/1994
RPI 1228
Solicitação de exame técnico
#4.1
05/07/1991
RPI 1066
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