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Official data from INPI

ELEMENTO MECANICO DE ACOPLAMENTO

ConcedidaInvention Patent
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Application data

Number

PI8002042

Type

Invention Patent

Filing

03/24/1980

Publication

02/24/1982
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Progress at the INPI

  1. Filing03/24/80
  2. Publication02/24/82
  3. Examination05/02/84
  4. Allowance12/11/84
  5. Grant06/25/85
  6. Expired06/06/95

The letters patent expired on 06/06/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. I. (pessoa física)

Inventors

I. M. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

05/02/1984

RPI 706

Republicação - classificação IPC

#15.11

06/28/1983

RPI 662

Publicação do pedido de patente

#3.1

02/24/1982

RPI 592

14.1

10/20/1981

RPI 574

Carta-patente expirada

#21.1

06/06/1995

RPI 1279

Pedido de licença compulsória

#20.1

10/27/1992

RPI 1143

Pedido de licença compulsória

#20.1

06/26/1990

RPI 1024

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