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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8406268

Type

Invention Patent

Filing

12/07/1984

Publication

10/01/1985

Progress at the INPI

  1. Filing12/07/84
  2. Publication10/01/85
  3. Examination10/06/87
  4. Allowance07/12/88
  5. Grant02/28/89
  6. Terminated05/14/96

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

U. C. (pessoa física)

US

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Inventors

R. C. (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

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Deferimento

#9.1

07/12/1988

RPI 925

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Publicação do pedido de patente

#3.1

10/01/1985

RPI 780

Pedido de patente depositado

#2.1

03/05/1985

RPI 750

Anuidade - prazo legal encerrado

#18.2

05/14/1996

RPI 1328

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