Retificação
#15.3
08/16/1994
RPI 1237
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Official data from INPI
COMPOSIÇÃO LUBRIFICANTE, ADITIVO LUBRIFICANTE, E PROCESSO PARA SULFURAÇÃO DE UM ÓLEO VEGETAL TRIGLICERÍDEO
Em AnáliseInvention Patent
Application data
Number
PI8903507Type
Invention Patent
Filing
07/17/1989
Publication
04/17/1990
Progress at the INPI
- Filing07/17/89
- Publication04/17/90
- Examination06/16/92
- Allowance
- Grant
- In force
Published on 04/17/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 08/16/1994. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
International Lubricants, Inc
US
Inventors
F. E. (pessoa física)
P. L. (pessoa física)
R. A. (pessoa física)
Technical data
IPC Classification
Priority claims
US
221.061 · 07/19/1988
US
282.014 · 12/09/1988
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
06/16/1992
RPI 1124
Publicação do pedido de patente
#3.1
04/17/1990
RPI 1014
Pedido de patente depositado
#2.1
03/20/1990
RPI 1010
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