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Official data from INPI

APERFEIÇOAMENTO EM BIELA

ConcedidaInvention Patent

Application data

Number

PI8305212

Type

Invention Patent

Filing

09/23/1983

Publication

05/02/1984

Progress at the INPI

  1. Filing09/23/83
  2. Publication05/02/84
  3. Examination07/22/86
  4. Allowance06/09/87
  5. Grant02/28/89
  6. Terminated04/23/96

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

US

423.756 · 09/27/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

110

10/25/1988

RPI 940

Recurso

#12.1

09/22/1987

RPI 883

Deferimento

#9.1

06/09/1987

RPI 868

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

05/02/1984

RPI 706

Pedido de patente depositado

#2.1

11/29/1983

RPI 684

Anuidade - prazo legal encerrado

#18.2

04/23/1996

RPI 1325

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