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Official data from INPI

FREIO COM TORQUE LIMITADOR DE ACOPLAMENTO.

ConcedidaInvention Patent

Application data

Number

PI8205441

Type

Invention Patent

Filing

09/16/1982

Publication

08/23/1983

Progress at the INPI

  1. Filing09/16/82
  2. Publication08/23/83
  3. Examination11/05/85
  4. Allowance10/14/86
  5. Grant06/30/87
  6. Terminated01/03/95

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

F. A. (pessoa física)

S. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

318.729 · 11/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Pedido de certificado de adição de invenção

#5.1

04/01/1986

RPI 806

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

11/03/1982

RPI 628

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

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