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Official data from INPI

FECHADURA DE CORRENTES PARA CORRENTES DE ELOS

ConcedidaInvention Patent
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Application data

Number

PI8300918

Type

Invention Patent

Filing

02/26/1982

Publication

11/16/1983
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Progress at the INPI

  1. Filing02/26/82
  2. Publication11/16/83
  3. Examination10/08/85
  4. Allowance09/08/87
  5. Grant05/31/88
  6. Terminated02/18/92

The patent was granted on 05/31/1988 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RUD KETTEN RIEGER & DIETZ [DE]

Inventors

B. H. (pessoa física)

D. H. (pessoa física)

Technical data

IPC Classification

E05B 67/36

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Solicitação de exame técnico

#4.1

10/08/1985

RPI 781

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

04/12/1983

RPI 651

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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