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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8201287

Type

Invention Patent

Filing

03/09/1982

Publication

01/18/1983

Progress at the INPI

  1. Filing03/09/82
  2. Publication01/18/83
  3. Examination03/12/85
  4. Allowance05/13/86
  5. Grant11/25/86
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BENDIX CORP [US]

See this company's full portfolio

Inventors

M. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

05/13/1986

RPI 812

Exigência - art. 36 da LPI

#6.1

10/08/1985

RPI 781

Solicitação de exame técnico

#4.1

03/12/1985

RPI 751

Publicação do pedido de patente

#3.1

01/18/1983

RPI 639

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Carta-patente expirada

#21.1

Patente extinta em 09/03/97

07/01/2008

RPI 1956

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