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Official data from INPI

SISTEMA DE VEDAÇÃO HORIZONTAL

Em AnáliseInvention Patent

Application data

Number

PI8505079

Type

Invention Patent

Filing

10/14/1985

Publication

05/19/1987

Progress at the INPI

  1. Filing10/14/85
  2. Publication05/19/87
  3. Examination10/06/87
  4. Allowance08/08/89
  5. Grant05/29/90
  6. Terminated08/15/95

The patent was granted on 05/29/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mariza Carolina Zechin, brasileira

SP, BR

Inventors

M. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

15.5

01/17/1989

RPI 952

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Publicação do pedido de patente

#3.1

05/19/1987

RPI 865

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Concessão da patente

#16.1

05/29/1990

RPI 1020

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