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Official data from INPI

CINTA DE PENEIRACAO COM UMA VARIEDADE DE HELICOIDES DE MATERIAL PLASTICO TERMOFIXADO E PROCESSO PARA SUA PRODUCAO

Em AnáliseInvention Patent

Application data

Number

PI8106774

Type

Invention Patent

Filing

10/22/1980

Publication

07/06/1982

Progress at the INPI

  1. Filing10/22/80
  2. Publication07/06/82
  3. Examination09/11/84
  4. Allowance11/12/85
  5. Grant06/24/86
  6. Terminated07/12/88

The patent was granted on 06/24/1986 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SITEG SIEBTECH GMBH [DE]

Inventors

L. J. (pessoa física)

R. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/12/1985

RPI 786

Republicação - classificação IPC

#15.11

10/01/1985

RPI 780

Exigência - art. 36 da LPI

#6.1

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

09/11/1984

RPI 725

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Pedido de patente depositado

#2.1

12/08/1981

RPI 581

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