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Official data from INPI

DISJUNTOR ELÉTRICO

Em AnáliseInvention Patent

Application data

Number

PI8504837

Type

Invention Patent

Filing

09/27/1985

Publication

07/22/1986

Progress at the INPI

  1. Filing09/27/85
  2. Publication07/22/86
  3. Examination09/20/88
  4. Allowance06/11/91
  5. Grant02/18/92
  6. Terminated06/04/96

The patent was granted on 02/18/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

D. E. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

US

655.956 · 09/28/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação do pedido de patente

#3.1

07/22/1986

RPI 822

Pedido de patente depositado

#2.1

12/10/1985

RPI 790

Anuidade - prazo legal encerrado

#18.2

06/04/1996

RPI 1331

Concessão da patente

#16.1

02/18/1992

RPI 1107

Notificação para pagamento de retribuição

#13.1

10/08/1991

RPI 1088

Deferimento

#9.1

06/11/1991

RPI 1071

Exigência - art. 36 da LPI

#6.1

12/26/1990

RPI 1047

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