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Official data from INPI

FIXACAO APERFEICOADA DE VALVULA A CAMARA DE AR

IndeferidaInvention Patent

Application data

Number

PI8402958

Type

Invention Patent

Filing

06/18/1984

Publication

01/21/1986

Progress at the INPI

Under appeal
  1. Filing06/18/84
  2. Publication01/21/86
  3. Examination08/05/86
  4. Refused08/23/88
  5. Grant
  6. In force

The application was refused by the INPI on 08/23/1988. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LEVORIN IND SA [BR]

Inventors

L. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/23/1988

RPI 931

Conhecimento de parecer técnico

#7.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

01/21/1986

RPI 796

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

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