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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8208010

Type

Invention Patent

Filing

12/07/1982

Publication

11/08/1983

Progress at the INPI

  1. Filing12/07/82
  2. Publication11/08/83
  3. Examination05/28/85
  4. Allowance02/17/87
  5. Grant08/25/87
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

SE

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Inventors

T. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/25/1987

RPI 879

Deferimento

#9.1

02/17/1987

RPI 852

Exigência - art. 36 da LPI

#6.1

04/22/1986

RPI 809

Solicitação de exame técnico

#4.1

05/28/1985

RPI 762

Notificação de entrada na fase nacional - PCT

#1.3

11/08/1983

RPI 681

Carta-patente expirada

#21.1

Patente extinta em 07/12/97

07/01/2008

RPI 1956

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