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Official data from INPI

CONJUNTO DE FREIO

Em AnáliseInvention Patent

Application data

Number

PI8202991

Type

Invention Patent

Filing

05/24/1982

Publication

05/03/1983

Progress at the INPI

  1. Filing05/24/82
  2. Publication05/03/83
  3. Examination03/19/85
  4. Allowance01/07/86
  5. Grant07/29/86
  6. Terminated05/24/88

The patent was granted on 07/29/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

Inventors

H. C. (pessoa física)

US

R. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

271.343 · 06/08/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

05/06/1986

RPI 811

Deferimento

#9.1

01/07/1986

RPI 794

Solicitação de exame técnico

#4.1

03/19/1985

RPI 752

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

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