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Official data from INPI

APERFEIÇOAMENTO EM HASTES CONDUTORAS DE CONTATO.

ConcedidaInvention Patent

Application data

Number

PI8003527

Type

Invention Patent

Filing

06/02/1986

Publication

02/09/1982

Progress at the INPI

  1. Filing06/02/86
  2. Publication02/09/82
  3. Examination04/10/84
  4. Allowance10/30/84
  5. Grant05/28/85
  6. Terminated02/04/92

The patent was granted on 05/28/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Walma S/A Indústria e Comércio

SP, BR

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Inventors

D. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/30/1984

RPI 732

Solicitação de exame técnico

#4.1

04/10/1984

RPI 703

Publicação do pedido de patente

#3.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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