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Official data from INPI

DISPOSITIVO PARA PRENDER POR APERTO UMA GUIA CORREDIÇA, EM PARTICULAR UMA GUIA DO TIPO CAUDA-DE ANDORINHA.

ConcedidaInvention Patent

Application data

Number

PI8006191

Type

Invention Patent

Filing

09/26/1980

Publication

-

Progress at the INPI

  1. Filing09/26/80
  2. Publication
  3. Examination03/15/83
  4. Allowance06/26/84
  5. Grant12/26/84
  6. Expired11/07/95

The letters patent expired on 11/07/1995: 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: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Emil Wohlhaupter & Co.

DE

Inventors

W. G. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 40 864.8 · 10/09/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

11/22/1983

RPI 683

Solicitação de exame técnico

#4.1

03/15/1983

RPI 647

Carta-patente expirada

#21.1

11/07/1995

RPI 1301

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