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Official data from INPI

APERFEICOAMENTO EM CAMBURAO PARA O TRANSPORTE DE COMBUSTIVEIS OU OUTROS

Em AnáliseInvention Patent

Application data

Number

PI8606098

Type

Invention Patent

Filing

11/28/1986

Publication

05/12/1987

Progress at the INPI

Under appeal
  1. Filing11/28/86
  2. Publication05/12/87
  3. Examination07/21/87
  4. Refused11/06/90
  5. Grant
  6. In force

The application was refused by the INPI on 11/06/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 07/21/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LUIZ BRUNO FRACALANZA GRASSI [BR]

Inventors

G. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/21/1987

RPI 874

Publicação antecipada

#3.2

05/12/1987

RPI 864

Pedido de patente depositado

#2.1

04/22/1987

RPI 861

Republicação - classificação IPC

#15.11

05/14/1991

RPI 1067

Indeferimento

#9.2

11/06/1990

RPI 1040

Conhecimento de parecer técnico

#7.1

05/01/1990

RPI 1016

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