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Official data from INPI

PROCESSO DE FORMAR UMA PEÇA FUNDIDA EM FORMA DE UM ENCAIXE COM UMA ESFERA INCORPORADA DOTADA DE UM ORIFÍCIO CENTRAL FORMADO ATRAVÉS DA MESMA

Em ExigênciaInvention Patent

Application data

Number

PI8501295

Type

Invention Patent

Filing

03/22/1985

Publication

11/19/1985

Progress at the INPI

  1. Filing03/22/85
  2. Publication11/19/85
  3. Examination12/22/87
  4. Allowance02/13/91
  5. Grant09/24/91
  6. Terminated07/25/95

The patent was granted on 09/24/1991 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

D. L. (pessoa física)

US

J. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

592.522 · 03/23/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

12/22/1987

RPI 896

Publicação do pedido de patente

#3.1

11/19/1985

RPI 787

Pedido de patente depositado

#2.1

06/11/1985

RPI 764

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

05/28/1991

RPI 1069

Deferimento

#9.1

02/13/1991

RPI 1054

Exigência - art. 36 da LPI

#6.1

08/28/1990

RPI 1030

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