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Official data from INPI

DISPOSITIVO DE APCIO PARA VASOS DE PRESSAO CILINDRICOS EM POSICAO HORIZONTAL

ConcedidaInvention Patent

Application data

Number

PI8404868

Type

Invention Patent

Filing

09/28/1983

Publication

08/13/1985

Progress at the INPI

  1. Filing09/28/83
  2. Publication08/13/85
  3. Examination05/05/87
  4. Allowance12/29/87
  5. Grant02/28/89
  6. Terminated10/16/90

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRAFTWERK UNION AG [DE]

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Inventors

N. E. (pessoa física)

T. H. (pessoa física)

W. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

14.1

09/06/1988

RPI 933

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

05/05/1987

RPI 863

Publicação do pedido de patente

#3.1

08/13/1985

RPI 773

Pedido de patente depositado

#2.1

12/11/1984

RPI 738

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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