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Official data from INPI

APERFEICOAMENTOS EM UNIDADES BASCULANTES DE ENCHIMENTO E TRANSPORTE DE TERRA

Em AnáliseInvention Patent

Application data

Number

PI8007058

Type

Invention Patent

Filing

10/31/1980

Publication

07/27/1982

Progress at the INPI

  1. Filing10/31/80
  2. Publication07/27/82
  3. Examination11/16/82
  4. Allowance10/25/83
  5. Grant04/24/84
  6. In force10/31/00

The patent was granted on 04/24/1984 and is in force until 10/31/2000. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:10/31/2000

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Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TATU SA [BR]

Inventors

M. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

02/07/1984

RPI 694

Deferimento

#9.1

10/25/1983

RPI 679

Conhecimento de parecer técnico

#7.1

05/31/1983

RPI 658

Pedido de certificado de adição de invenção

#5.1

04/05/1983

RPI 650

Solicitação de exame técnico

#4.1

11/16/1982

RPI 630

Publicação do pedido de patente

#3.1

07/27/1982

RPI 614

22.2

02/01/1990

RPI 1004

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