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Official data from INPI

MOLDE DE MACHO DE AREIA E MÉTODO PARA FORMAR UM MOLDE DE AREIA.

Em AnáliseInvention Patent

Application data

Number

PI8009025

Type

Invention Patent

Filing

03/13/1980

Publication

02/09/1982

Progress at the INPI

  1. Filing03/13/80
  2. Publication02/09/82
  3. Examination09/13/83
  4. Allowance05/22/84
  5. Grant12/26/84
  6. Terminated02/04/92

The patent was granted on 12/26/1984 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: 04/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar Tractor Co.

US

See this company's full portfolio

Inventors

F. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

80/00268 · 03/13/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

04/05/1988

RPI 911

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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