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Official data from INPI

CONEXÃO COMBINADA

PublicadaInvention Patent

Application data

Number

PI8800159

Type

Invention Patent

Filing

01/15/1988

Publication

08/30/1988

Progress at the INPI

  1. Filing01/15/88
  2. Publication08/30/88
  3. Examination11/06/90
  4. Allowance02/18/92
  5. Grant11/24/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fisher Controls International, Inc.

US

See this company's full portfolio

Inventors

R. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

005.575 · 01/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/30/1988

RPI 932

Pedido de patente depositado

#2.1

04/26/1988

RPI 914

Carta-patente expirada

#21.1

Patente extinta em 15/01/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

07/07/1992

RPI 1127

Deferimento

#9.1

02/18/1992

RPI 1107

Exigência - art. 36 da LPI

#6.1

07/02/1991

RPI 1074

Solicitação de exame técnico

#4.1

11/06/1990

RPI 1040

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