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Official data from INPI

PROCESSO E APARELHO PARA SINTERIZACAO COM SUCCAO

ConcedidaInvention Patent

Application data

Number

PI8109011

Type

Invention Patent

Filing

12/08/1980

Publication

04/12/1983

Progress at the INPI

  1. Filing12/08/80
  2. Publication04/12/83
  3. Examination06/19/84
  4. Allowance05/12/87
  5. Grant10/27/87
  6. Terminated09/25/90

The patent was granted on 10/27/1987 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: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BOSTROEM OLLE [SE]

GOERLING KARL G [SE]

Inventors

B. [. (pessoa física)

G. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/27/1987

RPI 888

Notificação para pagamento de retribuição

#13.1

09/22/1987

RPI 883

Deferimento

#9.1

05/12/1987

RPI 864

Conhecimento de parecer técnico

#7.1

10/08/1985

RPI 781

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

06/19/1984

RPI 713

Notificação de entrada na fase nacional - PCT

#1.3

04/12/1983

RPI 651

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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