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Official data from INPI

POLTRONA TRANSFORMAVEL

ConcedidaInvention Patent

Application data

Number

PI8104930

Type

Invention Patent

Filing

07/31/1980

Publication

04/20/1982

Progress at the INPI

  1. Filing07/31/80
  2. Publication04/20/82
  3. Examination06/05/84
  4. Allowance03/05/85
  5. Grant10/01/85
  6. Terminated02/04/92

The patent was granted on 10/01/1985 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: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CHAUSSON USINES SA

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Inventors

Q. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

06/25/1985

RPI 766

Deferimento

#9.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

06/05/1984

RPI 711

Publicação do pedido de patente

#3.1

04/20/1982

RPI 600

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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