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Official data from INPI

PROCESSO E APARELHO PARA EXECUTAR DUAS SEQUÊNCIAS DE INSTRUÇÃO NUMA ORDEM DETERMINADA DE ANTEMÃO

Arquivada/ExtintaInvention PatentPCT · SE1987000437

Application data

Number

PI8707473

Type

Invention Patent

Filing

09/28/1987

Publication

09/13/1988

PCT

SE1987000437

Progress at the INPI

  1. Filing09/28/87
  2. Publication09/13/88
  3. Examination05/22/90
  4. Allowance03/01/94
  5. Grant10/25/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

SE

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Inventors

L. K. (pessoa física)

SE

S. J. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8604223-1 · 10/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

09/13/1988

RPI 934

Carta-patente expirada

#21.1

Patente extinta em 28/09/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/14/1994

RPI 1228

Deferimento

#9.1

03/01/1994

RPI 1213

Solicitação de exame técnico

#4.1

05/22/1990

RPI 1019

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