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Official data from INPI

APARELHO PARA ALIMENTAÇÃO DE FOLHAS

ConcedidaInvention Patent

Application data

Number

PI8203163

Type

Invention Patent

Filing

05/23/1982

Publication

12/13/1983

Progress at the INPI

  1. Filing05/23/82
  2. Publication12/13/83
  3. Examination10/29/85
  4. Allowance06/09/87
  5. Grant12/29/87
  6. Terminated07/18/95

The patent was granted on 12/29/1987 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Ward Machinery Company.

US

Inventors

J. W. (pessoa física)

US

W. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

331.245 · 12/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

09/09/1986

RPI 829

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

12/13/1983

RPI 686

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

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