Pedido de certificado de adição de invenção
#5.1
07/28/1987
RPI 875
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Official data from INPI
FORMULACAO DE ADITIVOS E ALCOOL CARBURANTE ATIVADO PARA USO EM MOTORES DIESEL
Em AnáliseInvention Patent
Application data
Number
PI8502824Type
Invention Patent
Filing
06/10/1985
Publication
01/21/1987
Progress at the INPI
- Filing06/10/85
- Publication01/21/87
- Abandoned05/05/87
- Allowance
- Grant
- In force
The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
OXITENO S A IND E COMERCIO [BR]
Inventors
L. O. (pessoa física)
N. A. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
05/05/1987
RPI 863
Publicação do pedido de patente
#3.1
01/21/1987
RPI 848
Pedido de patente depositado
#2.1
08/20/1985
RPI 774
Arquivamento - Art. 36 §1° da LPI
#11.2
06/11/1991
RPI 1071
Exigência - art. 36 da LPI
#6.1
09/25/1990
RPI 1034
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