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Official data from INPI

APERFEIÇOAMENTOS EM FILTRO PARA COMBUSTÍVEIS LÍQUIDOS

IndeferidaInvention Patent

Application data

Number

PI8006699

Type

Invention Patent

Filing

10/17/1980

Publication

06/29/1982

Progress at the INPI

Under appeal
  1. Filing10/17/80
  2. Publication06/29/82
  3. Examination12/04/84
  4. Refused06/24/86
  5. Grant
  6. In force

The application was refused by the INPI on 06/24/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

SP, BR

Inventors

D. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

04/28/1987

RPI 862

Indeferimento

#9.2

06/24/1986

RPI 818

Conhecimento de parecer técnico

#7.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

12/04/1984

RPI 737

14.7

08/07/1984

RPI 720

14.4

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

06/29/1982

RPI 610

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