Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
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Official data from INPI
PROCESSO PARA EXTRAÇÃO DE ÓLEO DE BETUME À PARTIR DE XISTO OLEOSO
PublicadaInvention Patent
Application data
Number
PI8801006Type
Invention Patent
Filing
03/08/1988
Publication
10/03/1989
Progress at the INPI
- Filing03/08/88
- Publication10/03/89
- Abandoned08/07/90
- 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
D. C. (pessoa física)
US
Inventors
J. F. (pessoa física)
US
J. R. (pessoa física)
US
S. P. (pessoa física)
US
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
05/31/1988
RPI 919
Arquivamento - Art. 36 §1° da LPI
#11.2
04/06/1999
RPI 1474
Exigência - art. 36 da LPI
#6.1
12/30/1997
RPI 1410
6.3
11/12/1996
RPI 1354
Conhecimento de parecer técnico
#7.1
11/12/1996
RPI 1354
Exigência - art. 36 da LPI
#6.1
02/27/1996
RPI 1317
Pedido de certificado de adição de invenção
#5.1
12/04/1990
RPI 1044
Solicitação de exame técnico
#4.1
08/07/1990
RPI 1027
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