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Official data from INPI

TRANSPORTADOR DE CORREIA SEM FIM

Em AnáliseInvention Patent

Application data

Number

PI8204131

Type

Invention Patent

Filing

07/15/1982

Publication

02/21/1984

Progress at the INPI

  1. Filing07/15/82
  2. Publication02/21/84
  3. Examination05/08/84
  4. Allowance05/07/85
  5. Grant11/26/85
  6. Terminated07/12/88

The patent was granted on 11/26/1985 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

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Inventors

K. A. (pessoa física)

US

R. B. (pessoa física)

US

T. W. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

10/30/1984

RPI 732

Solicitação de exame técnico

#4.1

05/08/1984

RPI 707

Publicação do pedido de patente

#3.1

02/21/1984

RPI 696

Pedido de patente depositado

#2.1

08/31/1982

RPI 619

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