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Official data from INPI

DISPOSITIVO PARA REVESTIMENTO CONTINUO E UNIFORME DE UMA SECAO DE MATERIAL QUE SE DESLOCA SOBRE UM CONTRA-CILINDRO,COM UM MATERIAL DE REVESTIMENTO FLUIDO

Em AnáliseInvention Patent

Application data

Number

PI8108129

Type

Invention Patent

Filing

12/19/1980

Publication

09/28/1982

Progress at the INPI

  1. Filing12/19/80
  2. Publication09/28/82
  3. Examination01/25/83
  4. Allowance12/20/83
  5. Grant06/26/84
  6. Terminated08/07/90

The patent was granted on 06/26/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

JAGENBERG WERKE AG [DE]

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Inventors

W. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

03/29/1988

RPI 910

20.7

03/29/1988

RPI 910

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

08/09/1983

RPI 668

Solicitação de exame técnico

#4.1

01/25/1983

RPI 640

Publicação do pedido de patente

#3.1

09/28/1982

RPI 623

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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