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Official data from INPI

CONSTRUÇÃO PARA TETOS E PAREDES

Em AnáliseInvention Patent

Application data

Number

PI8502278

Type

Invention Patent

Filing

05/14/1985

Publication

01/14/1986

Progress at the INPI

  1. Filing05/14/85
  2. Publication01/14/86
  3. Examination04/22/87
  4. Allowance08/08/89
  5. Grant05/29/90
  6. Terminated07/25/95

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.

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

Applicants and inventors

Applicants

Krupp Polysius AG

DE

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Inventors

B. E. (pessoa física)

DE

D. M. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 34 18 195.4 · 05/16/1984

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

6.2

02/14/1989

RPI 956

Solicitação de exame técnico

#4.1

04/22/1987

RPI 861

Publicação do pedido de patente

#3.1

01/14/1986

RPI 795

Pedido de patente depositado

#2.1

07/16/1985

RPI 769

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Concessão da patente

#16.1

05/29/1990

RPI 1020

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