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Official data from INPI

INSTALAÇÃO DE ALIMENTAÇÃO PARA UM SEPARADOR ROTATIVO DE FLUXO AXIAL

Em ExigênciaInvention Patent

Application data

Number

PI8504136

Type

Invention Patent

Filing

08/28/1985

Publication

06/17/1986

Progress at the INPI

  1. Filing08/28/85
  2. Publication06/17/86
  3. Examination08/02/88
  4. Allowance04/24/90
  5. Grant10/30/90
  6. Terminated05/28/96

The patent was granted on 10/30/1990 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

J. H. (pessoa física)

US

M. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

646.349 · 08/29/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/17/1989

RPI 991

Exigência - art. 36 da LPI

#6.1

05/16/1989

RPI 969

Solicitação de exame técnico

#4.1

08/02/1988

RPI 928

Publicação do pedido de patente

#3.1

06/17/1986

RPI 817

Pedido de patente depositado

#2.1

11/12/1985

RPI 786

Anuidade - prazo legal encerrado

#18.2

05/28/1996

RPI 1330

Concessão da patente

#16.1

10/30/1990

RPI 1039

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

04/24/1990

RPI 1015

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