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Official data from INPI

MEIO DE PIVÔ COM AUTO RESTABELECIMENTO E MARTELO DE IMPRESSÃO USANDO O MESMO

ConcedidaInvention Patent

Application data

Number

PI8202807

Type

Invention Patent

Filing

05/14/1982

Publication

04/26/1983

Progress at the INPI

  1. Filing05/14/82
  2. Publication04/26/83
  3. Examination04/16/85
  4. Allowance07/08/86
  5. Grant12/30/86
  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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

See this company's full portfolio

Inventors

W. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

266,789 · 05/26/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

12/24/1985

RPI 792

Solicitação de exame técnico

#4.1

04/16/1985

RPI 756

Publicação do pedido de patente

#3.1

04/26/1983

RPI 653

Pedido de patente depositado

#2.1

06/29/1982

RPI 610

Carta-patente expirada

#21.1

Patente extinta em 14/05/97

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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