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Official data from INPI

IMPRESSORA DE FITA DE AÇO COM RECONHECIMENTO AUTOMÁTICO DE FITA DE IMPRESSÃO

ConcedidaInvention Patent

Application data

Number

PI8204406

Type

Invention Patent

Filing

07/28/1982

Publication

07/19/1983

Progress at the INPI

  1. Filing07/28/82
  2. Publication07/19/83
  3. Examination09/24/85
  4. Allowance04/12/88
  5. Grant08/30/88
  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: 08/30/1988. 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. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

81 106152.2 · 08/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

09/24/1985

RPI 779

Publicação do pedido de patente

#3.1

07/19/1983

RPI 665

Pedido de patente depositado

#2.1

09/08/1982

RPI 620

Carta-patente expirada

#21.1

Patente extinta em 28/07/97

07/01/2008

RPI 1956

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