Retificação
#15.3
05/31/1988
RPI 919
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Official data from INPI
PROCESSO DE FABRICACAO DE RASPA SINTETICA DE PVC EXPANDIDO
Em AnáliseInvention Patent
Application data
Number
PI8301845Type
Invention Patent
Filing
04/07/1983
Publication
08/23/1983
Progress at the INPI
Technical opinion to answer- Filing04/07/83
- Publication08/23/83
- Examination11/29/83
- Allowance
- Grant
- In force
The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.
Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
PIRAMIDES BRASILIA S A IND & C [BR]
Inventors
H. J. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Conhecimento de parecer técnico
#7.1
08/12/1986
RPI 825
Pedido de certificado de adição de invenção
#5.1
04/17/1984
RPI 704
Solicitação de exame técnico
#4.1
11/29/1983
RPI 684
Publicação antecipada
#3.2
08/23/1983
RPI 670
Pedido de patente depositado
#2.1
05/24/1983
RPI 657
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