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Official data from INPI

APERFEIÇOAMENTO EM SISTEMA DE LIMPADOR DE PARABRISA.

ConcedidaInvention Patent

Application data

Number

PI8104225

Type

Invention Patent

Filing

07/02/1981

Publication

02/08/1983

Progress at the INPI

  1. Filing07/02/81
  2. Publication02/08/83
  3. Examination11/27/84
  4. Allowance04/08/86
  5. Grant09/30/86
  6. Expired10/08/96

The letters patent expired on 10/08/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arno S/A

SP, BR

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Inventors

B. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

08/12/1986

RPI 825

Deferimento

#9.1

04/08/1986

RPI 807

Exigência - art. 36 da LPI

#6.1

05/14/1985

RPI 760

Solicitação de exame técnico

#4.1

11/27/1984

RPI 736

Publicação do pedido de patente

#3.1

02/08/1983

RPI 642

Carta-patente expirada

#21.1

10/08/1996

RPI 1349

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