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Official data from INPI

ROTOR PARA UM SEPARADOR ROTATIVO DE FLUXO AXIAL

PublicadaInvention Patent

Application data

Number

PI8702348

Type

Invention Patent

Filing

05/08/1987

Publication

02/17/1988

Progress at the INPI

  1. Filing05/08/87
  2. Publication02/17/88
  3. Examination10/09/90
  4. Allowance09/10/91
  5. Grant06/30/92
  6. Terminated10/17/95

The patent was granted on 06/30/1992 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: 02/17/1988. 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

J. K. (pessoa física)

DE

L. P. (pessoa física)

US

M. P. (pessoa física)

US

N. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

861468 · 05/09/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/17/1988

RPI 904

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/14/1992

RPI 1102

Deferimento

#9.1

09/10/1991

RPI 1084

Exigência - art. 36 da LPI

#6.1

04/16/1991

RPI 1063

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

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