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Official data from INPI

SISTEMA DE ATERRAMENTO PARA GABINETES DE APARELHOS CONTENDO EQUIPAMENTOS ELÉTRICOS

Em AnáliseInvention Patent

Application data

Number

PI8606722

Type

Invention Patent

Filing

05/16/1986

Publication

08/11/1987

Progress at the INPI

  1. Filing05/16/86
  2. Publication08/11/87
  3. Examination11/08/88
  4. Allowance07/21/92
  5. Grant03/30/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

SE

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Inventors

H. A. (pessoa física)

SE

R. O. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8502976-7 · 06/14/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/08/1988

RPI 942

Notificação de entrada na fase nacional - PCT

#1.3

08/11/1987

RPI 877

Carta-patente expirada

#21.1

Patente extinta em 16/05/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

12/29/1992

RPI 1152

Deferimento

#9.1

07/21/1992

RPI 1129

Exigência - art. 36 da LPI

#6.1

11/26/1991

RPI 1095

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