111
06/09/1987
RPI 868
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Official data from INPI
PROCESSO CONTINUO DE CARBONIYACAO DE MATERIAS CARBONADAS
Em AnáliseInvention Patent
Application data
Number
PI8105507Type
Invention Patent
Filing
08/29/1980
Publication
05/11/1982
Progress at the INPI
- Filing08/29/80
- Publication05/11/82
- Examination07/13/82
- Refused06/09/87
- Grant
- In force
The application was refused on 06/09/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/09/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
L. U. (pessoa física)
Inventors
G. B. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Petição de recurso
#12.2
09/30/1986
RPI 832
Indeferimento
#9.2
06/17/1986
RPI 817
Pedido de certificado de adição de invenção
#5.1
01/11/1983
RPI 638
Solicitação de exame técnico
#4.1
07/13/1982
RPI 612
Publicação do pedido de patente
#3.1
05/11/1982
RPI 603
Pedido de patente depositado
#2.1
10/06/1981
RPI 572
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