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Official data from INPI

INTERRUPTOR DE CIRCUITO INTEGRAL

Em AnáliseInvention Patent

Application data

Number

PI8603743

Type

Invention Patent

Filing

07/29/1985

Publication

03/10/1987

Progress at the INPI

  1. Filing07/29/85
  2. Publication03/10/87
  3. Examination05/09/89
  4. Allowance02/24/93
  5. Grant08/31/93
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. W. (pessoa física)

W. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

759,719 · 07/29/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/09/1989

RPI 968

Publicação do pedido de patente

#3.1

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Carta-patente expirada

#21.1

Patente extinta em 29/07/2001

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

12/12/1995

RPI 1306

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

06/08/1993

RPI 1175

Deferimento

#9.1

02/24/1993

RPI 1160

Exigência - art. 36 da LPI

#6.1

08/25/1992

RPI 1134

Exigência - art. 36 da LPI

#6.1

10/22/1991

RPI 1090

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