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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8407005

Type

Invention Patent

Filing

08/07/1984

Publication

07/02/1985

Progress at the INPI

  1. Filing08/07/84
  2. Publication07/02/85
  3. Examination11/26/85
  4. Allowance08/11/87
  5. Grant03/29/88
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SCHOELLER-PLAST SA

CH

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Inventors

U. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Exigência - art. 36 da LPI

#6.1

11/18/1986

RPI 839

Solicitação de exame técnico

#4.1

11/26/1985

RPI 788

Notificação de entrada na fase nacional - PCT

#1.3

07/02/1985

RPI 767

Carta-patente expirada

#21.1

Patente extinta em 07/08/99

07/08/2008

RPI 1957

20.4

03/03/1992

RPI 1109

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